Analysis

  • max time kernel
    118s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25/02/2025, 02:41

General

  • Target

    12d2ef24e8e3d81620c70278dd127d77b4a3426f715362cd40aa5513ef76c98c.exe

  • Size

    760KB

  • MD5

    a6bb2ba86962390f9e105fd1f37bf954

  • SHA1

    32f12c277d3ec7abbdec6f075e09c540dc999c0a

  • SHA256

    12d2ef24e8e3d81620c70278dd127d77b4a3426f715362cd40aa5513ef76c98c

  • SHA512

    dc9d56654034acf1e719b902ce31abcd273349e7ee2b8fc9d16041c1e526eabd0238eb18c29dad08da0c33b72f04bb3b97e629ffdc65b76b17bf7f657b87a622

  • SSDEEP

    12288:xxgmf6rlmlYd+QLZb3T7me61C7ulT0H2eYx+4v2w5wKJSTcuVu02GI:H6mWd+SZj7me61C7aT9eYw4vx5Oca2F

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.

  • Vipkeylogger family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

  • 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 3 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.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\12d2ef24e8e3d81620c70278dd127d77b4a3426f715362cd40aa5513ef76c98c.exe
    "C:\Users\Admin\AppData\Local\Temp\12d2ef24e8e3d81620c70278dd127d77b4a3426f715362cd40aa5513ef76c98c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1620
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\12d2ef24e8e3d81620c70278dd127d77b4a3426f715362cd40aa5513ef76c98c.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2224
    • C:\Users\Admin\AppData\Local\Temp\12d2ef24e8e3d81620c70278dd127d77b4a3426f715362cd40aa5513ef76c98c.exe
      "C:\Users\Admin\AppData\Local\Temp\12d2ef24e8e3d81620c70278dd127d77b4a3426f715362cd40aa5513ef76c98c.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:2924

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1620-0-0x00000000743FE000-0x00000000743FF000-memory.dmp

    Filesize

    4KB

  • memory/1620-1-0x0000000000DE0000-0x0000000000EA4000-memory.dmp

    Filesize

    784KB

  • memory/1620-2-0x00000000743F0000-0x0000000074ADE000-memory.dmp

    Filesize

    6.9MB

  • memory/1620-3-0x0000000000350000-0x000000000036E000-memory.dmp

    Filesize

    120KB

  • memory/1620-4-0x00000000743FE000-0x00000000743FF000-memory.dmp

    Filesize

    4KB

  • memory/1620-5-0x00000000743F0000-0x0000000074ADE000-memory.dmp

    Filesize

    6.9MB

  • memory/1620-6-0x00000000009E0000-0x0000000000A6E000-memory.dmp

    Filesize

    568KB

  • memory/1620-22-0x00000000743F0000-0x0000000074ADE000-memory.dmp

    Filesize

    6.9MB

  • memory/2924-15-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2924-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2924-17-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2924-12-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2924-21-0x00000000743F0000-0x0000000074ADE000-memory.dmp

    Filesize

    6.9MB

  • memory/2924-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2924-20-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2924-7-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2924-23-0x00000000743F0000-0x0000000074ADE000-memory.dmp

    Filesize

    6.9MB

  • memory/2924-9-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2924-26-0x00000000743F0000-0x0000000074ADE000-memory.dmp

    Filesize

    6.9MB