Overview

overview

10

Static

static

3

Woba.exe

windows10-2004-x64

10

Woba.exe

windows10-ltsc_2021-x64

10

Woba.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    Woba.exe
  • Size 2.1MB
  • Sample260325-ryrmxabw8x
  • SHA256 a0c4488b50fdd493a8652f2b5a89b7afaf0f7ea09021719d257aeeb0ed53e1e2
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
chstealerdiscoverystealer

Malware Config

Targets

    • Target
      Woba.exe
    • Size 2.1MB
    • SHA256 a0c4488b50fdd493a8652f2b5a89b7afaf0f7ea09021719d257aeeb0ed53e1e2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoverychstealerstealer

    • CHStealer

      CHStealer is a stealer written in C#.

      stealerchstealer

    • Chstealer family

      chstealer

    • Detects CHStealer payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2behavioral3

MITRE ATT&CK Enterprise v16

Tasks