General

  • Target

    kyvjZrZUIQrUUSB.exe

  • Size

    525KB

  • Sample

    240916-jvlngswhjd

  • MD5

    e1207823cb70e5b4aae2cd8b41994516

  • SHA1

    b767a0d40cb65167de0d4c39eee9ba0599d95834

  • SHA256

    903260123ec05ac23239a978bcc9f86be2c20c3addc106dfbc4c73cffe2f3633

  • SHA512

    b220c3c85a64d4dc037ced9d0417bb99cd3ce30acdbe1264694f73aa04686291e241b1b7c34e4fb0d3a99751a38c59e03abbf47d474658a6223c6be3e7f9bddb

  • SSDEEP

    12288:UrJwfqoQ6BxGBYoyM64aibR570f+2fth64CSn0qHQcMSyFtvGKkR:jBx20M64au0meSdYQbSyq

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot7013350856:AAEMW-L9OH6xJPBSHadxtnabC3gFbH_e250/sendMessage?chat_id=7239159003

Targets

    • Target

      kyvjZrZUIQrUUSB.exe

    • Size

      525KB

    • MD5

      e1207823cb70e5b4aae2cd8b41994516

    • SHA1

      b767a0d40cb65167de0d4c39eee9ba0599d95834

    • SHA256

      903260123ec05ac23239a978bcc9f86be2c20c3addc106dfbc4c73cffe2f3633

    • SHA512

      b220c3c85a64d4dc037ced9d0417bb99cd3ce30acdbe1264694f73aa04686291e241b1b7c34e4fb0d3a99751a38c59e03abbf47d474658a6223c6be3e7f9bddb

    • SSDEEP

      12288:UrJwfqoQ6BxGBYoyM64aibR570f+2fth64CSn0qHQcMSyFtvGKkR:jBx20M64au0meSdYQbSyq

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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