General

  • Target

    20022025_0741_19022025_BankTransferForm.7z

  • Size

    667KB

  • Sample

    250220-jmjtxszlet

  • MD5

    d6bf491ad87491c732f822578983e121

  • SHA1

    d81dd9bf29a7611c36da7ac1e511352c0f689662

  • SHA256

    72ce241dc2ca6b3ee679af734dd4ac79701ae04e7ac7bab2171e8595abdfee39

  • SHA512

    7513ed72128e4e84d0708329cbce9ffadfe3c25117cb8e1be716a5e3e0c771a3d45430fc82460203b6365312328e82637b6d56526d63c5cb58b581ebc74d254b

  • SSDEEP

    12288:EfmwPB1lZHsOAxhRDM8kj22HFa46nSupXUMtyC0Bsg6cFF5AqqU2c2AvZ:Q9ZP4i8kxFQdXUMvg6cFFLr2AvZ

Malware Config

Extracted

Family

vipkeylogger

Credentials

Targets

    • Target

      Bank Transfer Form.exe

    • Size

      1.0MB

    • MD5

      2f8a0052d88d31c435d71cd69f930f02

    • SHA1

      993258bc6b7f24bf6cddb3c2576d2f5e2d113df2

    • SHA256

      3c00e14ee895971b1e91ad04aebc4970b9526b79ee8413c900acbb9b4ae702b8

    • SHA512

      272c5567178a68e7b5c974318d248d75149908b98434ca6ea3f943b05bb6724bde012343728b0d58e994303dfd736fed1d12be5188a930c63bef248dc4e17899

    • SSDEEP

      12288:NuJeZjC/WM6HHmtLgXcyMhiHig8fAigjPUxPiu2hqdb8ilACux5:wJeM/WTHGJgXug86PU9iFhqdb8iyz

    • VIPKeylogger

      VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

    • Vipkeylogger 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