Analysis

  • max time kernel
    117s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25-09-2024 09:16

General

  • Target

    rPO_CW00402902400438.exe

  • Size

    700KB

  • MD5

    9d2a73cf8ebd46cc833de56c9940d0b7

  • SHA1

    b5b76de46b9d3175c21dc5963fa5c3e85ca29996

  • SHA256

    96a414f408bf9ccc9b692b2dc5a4faa115e752edecdd5f2292c3135eee522b93

  • SHA512

    c7bf6b079f7d894c9fefe4c17449c76f8b9533f11521b66b4ceb7c1d9f03b2cad3bf727a56ea0b7ec6105d0f4bc91a8dae7f44dab07a193cb458e22dd3b1dc6f

  • SSDEEP

    12288:Gd71xg6zxcZOtyG5t4naxZvbUL0YIevp5sFy446x/pVM876/pBL0Of+E1pDjw:v6ziZGgnax9bUL0Cvok44ALL0fzf1U

Malware Config

Extracted

Family

vipkeylogger

Credentials

Signatures

  • VIPKeylogger

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

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe
    "C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2036
    • C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe
      "C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2288

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2036-0-0x00000000740EE000-0x00000000740EF000-memory.dmp

    Filesize

    4KB

  • memory/2036-1-0x00000000009E0000-0x0000000000A96000-memory.dmp

    Filesize

    728KB

  • memory/2036-2-0x00000000740E0000-0x00000000747CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2036-3-0x0000000000930000-0x0000000000942000-memory.dmp

    Filesize

    72KB

  • memory/2036-4-0x00000000740EE000-0x00000000740EF000-memory.dmp

    Filesize

    4KB

  • memory/2036-5-0x00000000740E0000-0x00000000747CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2036-6-0x0000000005330000-0x00000000053BC000-memory.dmp

    Filesize

    560KB

  • memory/2036-23-0x00000000740E0000-0x00000000747CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2288-17-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2288-21-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2288-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2288-14-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2288-11-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2288-19-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2288-9-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2288-22-0x00000000740E0000-0x00000000747CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2288-8-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/2288-24-0x00000000740E0000-0x00000000747CE000-memory.dmp

    Filesize

    6.9MB

  • memory/2288-25-0x00000000740E0000-0x00000000747CE000-memory.dmp

    Filesize

    6.9MB