General

  • Target

    e616a0fab41b046b3fd51b5697ab23dc.bin

  • Size

    80KB

  • Sample

    241103-caqclsvjfr

  • MD5

    efbbef5f0ae224a08a538fd1179a031d

  • SHA1

    cc34cf05f7ed380fd582e9ba445aafa759325bbd

  • SHA256

    3add8382ee01c2ebf026725da375ce150370613f6b325a222d83532abd1bb55c

  • SHA512

    18a9b3e93512a6b6dd87f4168ebf935d566ccee9b209ff5ebcb2742cf9fb45b7abd831534c5b027ad4dd5a0c31c031c31f859e4016c052227b788990dff8a818

  • SSDEEP

    1536:qdgolryhvrdIes3TTpc51xCntPP/AIO35oCx2Uq6NuZLvJ0d6kHr7dya:qvYrdBs3PS51q33O3iE2UqU8jSIkHr7p

Malware Config

Extracted

Family

vipkeylogger

Credentials

Targets

    • Target

      61d3e5183fd1a0ef9c6d5c3f923fdbb1558c1b3ebcdc7f3e960a7dae1709e592.doc

    • Size

      731KB

    • MD5

      e616a0fab41b046b3fd51b5697ab23dc

    • SHA1

      b371c54ebf39448731647271131e8c65f8c44bfc

    • SHA256

      61d3e5183fd1a0ef9c6d5c3f923fdbb1558c1b3ebcdc7f3e960a7dae1709e592

    • SHA512

      746508833d80a8fdd354f525d884ac3dc8983f1d9c71599ba5aa363eb4697476b02d2f13e4c775f14efb49215a3920307379bfa4fb617937f1ba48f09cc7a1fe

    • SSDEEP

      6144:5wAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwA64Rt24k3VI0PQyntV1E:SC

    • VIPKeylogger

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

    • Vipkeylogger family

    • Blocklisted process makes network request

    • Command and Scripting Interpreter: PowerShell

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

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks