General

  • Target

    PURCHASE ORDER.exe

  • Size

    776KB

  • Sample

    250219-dk91favren

  • MD5

    9c7a8eff3b37756a1929f49f3b3053e6

  • SHA1

    8c71c99e38e7322e3b4713dbb4c232419ec6659b

  • SHA256

    ae88fec8df2e320104325abf884d96a5a5248b174cb42351fe46bb2f43c99ecc

  • SHA512

    4d5ef22923096b33a0a52b22a3d4df4a60bc114ddd8cf52f880b0f89121d11f8298ea7760549ab8bb44986b8c5411420124468af51bdd94eba4eb86df6bb339a

  • SSDEEP

    24576:tMRHPv6tkVi6z7UdFzulgJ/85Q03OTTObeL8MRH:tMZqaVlUQgJ/4tmTB8MZ

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5227573794:AAECZBnQSxLs0aOVsV2wnclC6-WKnxPpi_k/sendMessage?chat_id=5217421430

Targets

    • Target

      PURCHASE ORDER.exe

    • Size

      776KB

    • MD5

      9c7a8eff3b37756a1929f49f3b3053e6

    • SHA1

      8c71c99e38e7322e3b4713dbb4c232419ec6659b

    • SHA256

      ae88fec8df2e320104325abf884d96a5a5248b174cb42351fe46bb2f43c99ecc

    • SHA512

      4d5ef22923096b33a0a52b22a3d4df4a60bc114ddd8cf52f880b0f89121d11f8298ea7760549ab8bb44986b8c5411420124468af51bdd94eba4eb86df6bb339a

    • SSDEEP

      24576:tMRHPv6tkVi6z7UdFzulgJ/85Q03OTTObeL8MRH:tMZqaVlUQgJ/4tmTB8MZ

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Snakekeylogger family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • 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

MITRE ATT&CK Enterprise v15

Tasks