General

  • Target

    r3849023.exe

  • Size

    789KB

  • Sample

    250227-vk239strv9

  • MD5

    3d6c55d8cf9c0229344c818ab9d6b49d

  • SHA1

    95b09d6ffebcac2642c11b50756637cc9c80d258

  • SHA256

    fbf0138afa653833d5a479a84738698e41d7c9565f368583e9a607867a94fad4

  • SHA512

    f7a014b4a939e5d16e74663648d9d4388ca8ae83013a5dabe993f8c0a268d8e23ca0d406ac98c78d93f0e5a13d71f2b8901d567c30860bc4d0279ea4ba09552d

  • SSDEEP

    24576:rf2qeCrhMS8iikUQ0Mt+x6khIhuDmbF0jMvode:rfhrUQCFK0SCMgI

Malware Config

Extracted

Family

vipkeylogger

Credentials

Targets

    • Target

      r3849023.exe

    • Size

      789KB

    • MD5

      3d6c55d8cf9c0229344c818ab9d6b49d

    • SHA1

      95b09d6ffebcac2642c11b50756637cc9c80d258

    • SHA256

      fbf0138afa653833d5a479a84738698e41d7c9565f368583e9a607867a94fad4

    • SHA512

      f7a014b4a939e5d16e74663648d9d4388ca8ae83013a5dabe993f8c0a268d8e23ca0d406ac98c78d93f0e5a13d71f2b8901d567c30860bc4d0279ea4ba09552d

    • SSDEEP

      24576:rf2qeCrhMS8iikUQ0Mt+x6khIhuDmbF0jMvode:rfhrUQCFK0SCMgI

    • 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