General

  • Target

    6b11ef45fe61a72300142c891c2855febf4e3bac1b00104cf6dd10e6520a10c8.zip

  • Size

    1019KB

  • Sample

    250211-we39tavnfs

  • MD5

    e8004020a29d8e552f815e3a2906b691

  • SHA1

    7cc0e46d7e04aff8dd9e03b7c83c837a23c7cc65

  • SHA256

    26d660c77b9a20135f884a2cbf2b26b3df22c2746f7b605fb8c0b08dc12a48af

  • SHA512

    2e017b4325f72aa2a4ccfd76a605f61984463038f9b1809619aada63962dc84e3cf23f4fdfd0ccd80e8e50eb9187067096beadc37ba581b911ee0f765883e132

  • SSDEEP

    24576:SP1QiSAohLOfv6n+0QRtbXf1uN1XYdBwzieWvOkwJMG:mQfA2Lav6n+hBXfsNtYbpaF

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7745751910:AAGY46QDCTWO_Pw9iDqZhkNij-i4uwbMgzE/sendMessage?chat_id=7695061973

Targets

    • Target

      6b11ef45fe61a72300142c891c2855febf4e3bac1b00104cf6dd10e6520a10c8.exe

    • Size

      1.1MB

    • MD5

      35ee6e0d45ac82619b30c88ae3ac40fe

    • SHA1

      ae1c2d10f66c8cc4574643b40fb17d428b868aa5

    • SHA256

      6b11ef45fe61a72300142c891c2855febf4e3bac1b00104cf6dd10e6520a10c8

    • SHA512

      c2631034c0f3136aefae310335b4d41a42cc0be0d5e87e3fd10aaf0a50a9262584a0dbdf6aaeb33322a3d385f373d093613a23a1269b013f180abe3a0f91a093

    • SSDEEP

      24576:/V8oyndYnqJpB7Zj16wbfqiPACOedfHYNXNHA6:/V8BfJphZl/ACOdHA

    • Guloader family

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • VIPKeylogger

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

    • Vipkeylogger family

    • 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

    • Legitimate hosting services abused for malware hosting/C2

    • 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 NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks