Trusted Design

New Infostealer Trojan uses Fiddler Proxy

概要

Zscaler ThreatLabZ came across a new Infostealer Trojan written in .NET that utilizes popular tools like Fiddler & Json.NET for its operation. In April, the new Infostealer family of Spanish origin was first noted targeting users in the U.S. and Mexico. The malware authors are currently targeting users of Mexico's second largest bank, Banamex, but it is capable of updating the configuration file to include more financial institutions.

Created: 2026-02-23

Indicators

類似Pulses

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このPulseに関連する脅威アクター (事実ベース)

Medusa Group

Score: 7.43

Matched TTPs:

T1608.002 - Upload Tool
T1657 - Financial Theft
T1105 - Ingress Tool Transfer

MITREへのリンク →

Threat Group-3390

Score: 11.21

Matched TTPs:

T1608.002 - Upload Tool
T1105 - Ingress Tool Transfer
T1588.003 - Code Signing Certificates
T1027.015 - Compression

MITREへのリンク →

Kimsuky

Score: 8.55

Matched TTPs:

T1036.004 - Masquerade Task or Service
T1657 - Financial Theft
T1105 - Ingress Tool Transfer
T1588.003 - Code Signing Certificates

MITREへのリンク →

FIN7

Score: 5.54

Matched TTPs:

T1036.004 - Masquerade Task or Service
T1105 - Ingress Tool Transfer
T1564.001 - Hidden Files and Directories

MITREへのリンク →

FIN13

Score: 8.06

Matched TTPs:

T1036.004 - Masquerade Task or Service
T1657 - Financial Theft
T1105 - Ingress Tool Transfer
T1564.001 - Hidden Files and Directories

MITREへのリンク →

APT32

Score: 5.54

Matched TTPs:

T1036.004 - Masquerade Task or Service
T1105 - Ingress Tool Transfer
T1564.001 - Hidden Files and Directories

MITREへのリンク →

Wizard Spider

Score: 6.02

Matched TTPs:

T1036.004 - Masquerade Task or Service
T1105 - Ingress Tool Transfer
T1588.003 - Code Signing Certificates

MITREへのリンク →

FIN6

Score: 4.62

Matched TTPs:

T1036.004 - Masquerade Task or Service
T1566.003 - Spearphishing via Service

MITREへのリンク →

Magic Hound

Score: 5.40

Matched TTPs:

T1036.004 - Masquerade Task or Service
T1105 - Ingress Tool Transfer
T1566.003 - Spearphishing via Service

MITREへのリンク →

Higaisa

Score: 5.25

Matched TTPs:

T1036.004 - Masquerade Task or Service
T1027.015 - Compression

MITREへのリンク →

Lazarus Group

Score: 12.19

Matched TTPs:

T1036.004 - Masquerade Task or Service
T1105 - Ingress Tool Transfer
T1027.007 - Dynamic API Resolution
T1564.001 - Hidden Files and Directories
T1566.003 - Spearphishing via Service

MITREへのリンク →

Storm-0501

Score: 4.62

Matched TTPs:

T1036.004 - Masquerade Task or Service
T1657 - Financial Theft

MITREへのリンク →

INC Ransom

Score: 3.30

Matched TTPs:

T1657 - Financial Theft
T1105 - Ingress Tool Transfer

MITREへのリンク →

Contagious Interview

Score: 5.05

Matched TTPs:

T1657 - Financial Theft
T1566.003 - Spearphishing via Service

MITREへのリンク →

Cinnamon Tempest

Score: 3.30

Matched TTPs:

T1657 - Financial Theft
T1105 - Ingress Tool Transfer

MITREへのリンク →

Scattered Spider

Score: 3.30

Matched TTPs:

T1657 - Financial Theft
T1105 - Ingress Tool Transfer

MITREへのリンク →

Play

Score: 3.30

Matched TTPs:

T1657 - Financial Theft
T1105 - Ingress Tool Transfer

MITREへのリンク →

Gamaredon Group

Score: 8.47

Matched TTPs:

T1001 - Data Obfuscation
T1105 - Ingress Tool Transfer
T1027.015 - Compression

MITREへのリンク →

HAFNIUM

Score: 7.58

Matched TTPs:

T1105 - Ingress Tool Transfer
T1564.001 - Hidden Files and Directories
T1550.001 - Application Access Token

MITREへのリンク →

Tropic Trooper

Score: 3.44

Matched TTPs:

T1105 - Ingress Tool Transfer
T1564.001 - Hidden Files and Directories

MITREへのリンク →

TA2541

Score: 3.93

Matched TTPs:

T1105 - Ingress Tool Transfer
T1027.015 - Compression

MITREへのリンク →

Leviathan

Score: 3.93

Matched TTPs:

T1105 - Ingress Tool Transfer
T1027.015 - Compression

MITREへのリンク →

Molerats

Score: 3.93

Matched TTPs:

T1105 - Ingress Tool Transfer
T1027.015 - Compression

MITREへのリンク →

APT29

Score: 3.30

Matched TTPs:

T1105 - Ingress Tool Transfer
T1566.003 - Spearphishing via Service

MITREへのリンク →

Rocke

Score: 3.44

Matched TTPs:

T1105 - Ingress Tool Transfer
T1564.001 - Hidden Files and Directories

MITREへのリンク →

LuminousMoth

Score: 3.44

Matched TTPs:

T1105 - Ingress Tool Transfer
T1564.001 - Hidden Files and Directories

MITREへのリンク →

APT28

Score: 7.58

Matched TTPs:

T1105 - Ingress Tool Transfer
T1564.001 - Hidden Files and Directories
T1550.001 - Application Access Token

MITREへのリンク →

OilRig

Score: 6.45

Matched TTPs:

T1105 - Ingress Tool Transfer
T1588.003 - Code Signing Certificates
T1566.003 - Spearphishing via Service

MITREへのリンク →

Storm-1811

Score: 3.30

Matched TTPs:

T1105 - Ingress Tool Transfer
T1566.003 - Spearphishing via Service

MITREへのリンク →

Moonstone Sleet

Score: 3.30

Matched TTPs:

T1105 - Ingress Tool Transfer
T1566.003 - Spearphishing via Service

MITREへのリンク →

FIN8

Score: 3.93

Matched TTPs:

T1105 - Ingress Tool Transfer
T1588.003 - Code Signing Certificates

MITREへのリンク →

Windshift

Score: 3.30

Matched TTPs:

T1105 - Ingress Tool Transfer
T1566.003 - Spearphishing via Service

MITREへのリンク →

Mustang Panda

Score: 10.73

Matched TTPs:

T1105 - Ingress Tool Transfer
T1588.003 - Code Signing Certificates
T1027.007 - Dynamic API Resolution
T1564.001 - Hidden Files and Directories

MITREへのリンク →

Ajax Security Team

Score: 3.30

Matched TTPs:

T1105 - Ingress Tool Transfer
T1566.003 - Spearphishing via Service

MITREへのリンク →

BlackTech

Score: 3.15

Matched TTPs:

T1588.003 - Code Signing Certificates

MITREへのリンク →

Mofang

Score: 3.15

Matched TTPs:

T1027.015 - Compression

MITREへのリンク →

このPulseに関連する脅威アクター (推論ベース)

Lazarus Group

Score: 0.79

Matched TTPs:

T1027.007 - Dynamic API Resolution
T1564.001 - Hidden Files and Directories
T1566.003 - Spearphishing via Service
T1105 - Ingress Tool Transfer
T1036.004 - Masquerade Task or Service

MITREへのリンク →

Threat Group-3390

Score: 0.77

Matched TTPs:

T1608.002 - Upload Tool
T1027.015 - Compression
T1588.003 - Code Signing Certificates
T1105 - Ingress Tool Transfer

MITREへのリンク →

Mustang Panda

Score: 0.71

Matched TTPs:

T1588.003 - Code Signing Certificates
T1027.007 - Dynamic API Resolution
T1105 - Ingress Tool Transfer
T1564.001 - Hidden Files and Directories

MITREへのリンク →

Gamaredon Group

Score: 0.60

Matched TTPs:

T1105 - Ingress Tool Transfer
T1027.015 - Compression
T1001 - Data Obfuscation

MITREへのリンク →

FIN13

Score: 0.58

Matched TTPs:

T1564.001 - Hidden Files and Directories
T1105 - Ingress Tool Transfer
T1036.004 - Masquerade Task or Service
T1657 - Financial Theft

MITREへのリンク →

Kimsuky

Score: 0.56

Matched TTPs:

T1588.003 - Code Signing Certificates
T1105 - Ingress Tool Transfer
T1036.004 - Masquerade Task or Service
T1657 - Financial Theft

MITREへのリンク →

Related CVEs

このPulseに見つかったCVEはありません。

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