Overview

overview

10

Static

static

3e0fe0b4eb...59.exe

windows7-x64

10

3e0fe0b4eb...59.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    3e0fe0b4ebcb8a1f803b47bed8129987630c7ed559cd21e288a2b2c4ee5d5c59
  • Size 285KB
  • Sample221020-y7brdadde7
  • SHA256 3e0fe0b4ebcb8a1f803b47bed8129987630c7ed559cd21e288a2b2c4ee5d5c59
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
isrstealerspywarestealertrojanupx

Malware Config

Targets

    • Target
      3e0fe0b4ebcb8a1f803b47bed8129987630c7ed559cd21e288a2b2c4ee5d5c59
    • Size 285KB
    • SHA256 3e0fe0b4ebcb8a1f803b47bed8129987630c7ed559cd21e288a2b2c4ee5d5c59
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    isrstealerspywarestealertrojanupx

    • ISR Stealer

      ISR Stealer is a modified version of Hackhound Stealer written in visual basic.

      trojanstealerisrstealer

    • ISR Stealer payload

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks