General

  • Target

    21012025_0944_21012025_RFQJST20251120.pdf.z

  • Size

    694KB

  • Sample

    250121-lvdzraxnax

  • MD5

    9c0537e3174c2790e1ae5b211dcecb3b

  • SHA1

    198545442aa7b99a75cabce99b0d6eb572454dfe

  • SHA256

    85c285bebe51b5c10b53253e075f2dee14aae31937c6017892e0ff76f5ed9ba2

  • SHA512

    a50556cd55161ac687e27a2e019cd9168009be75ef56198db4ae9029ceb44d09d92d67a3552d0a40302a840a8a8f8c5caa97006099c01f60447ac1d77f62460b

  • SSDEEP

    12288:WkybvqlUiOWJWci0GcFffphXJ2Vc9J5odZSm+QIeNdAue/Em8DVjVbLEcYP29c0I:WkyGNOfcWcdrXsc9J5aS1e4ue/EmWjVm

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot6172680371:AAGdna-xIKVG_ha6EKkcDxhJez2KjVhI3Pc/sendMessage?chat_id=7427804146

Targets

    • Target

      RFQ#JST20251120.exe

    • Size

      816KB

    • MD5

      7d13669439d81a62e1b75ff99ef05a3a

    • SHA1

      1dd313870e4b4e975e947eb940ba4276077c690b

    • SHA256

      09b07535f70e781223029114e4b7ac0b8d80fe63fa60c9196a43b002c099342d

    • SHA512

      463989f04237f7a4641777c1f6a8de1d74af447bda4e8eca9730282a42679bed59619f2bd284aff92dd5ff613b1ee997132917dd1b39850de6ee5e4ac53bfc9a

    • SSDEEP

      12288:3KOlbxrEU0IO8DfP0fn2ggdFa7SwtKzqqp28VOrL2+QZTWygTZMLA9B8ZDg6pml:6U/fPaOa7SE18289kvTSEl

    • 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