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Analysis

  • max time kernel
    146s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/01/2025, 02:06

General

  • Target

    0c2b52146f60798b2d069e7c660be0a95a9d7a970d75ac489a1dea7e97e441d2.exe

  • Size

    764KB

  • MD5

    5b21a904f28094fb2bbab54bcf40f02e

  • SHA1

    b2d71d3da930aa0402eaf4ebf058e1ca35700c0d

  • SHA256

    0c2b52146f60798b2d069e7c660be0a95a9d7a970d75ac489a1dea7e97e441d2

  • SHA512

    d6940bcd78622be3313cfd0224d3f53f3a537a4bbd7947a4ff0dce134e44bbedf4e6d96b77b0fdbdf6f482bda59b65d3f0a04d2050f30ced8b82f919a5727c3e

  • SSDEEP

    12288:duMYhu3zHhaUTvH5CopD0oIvKawP8D3DOaRvZnsl9FdndKfh0VFrtA143/r:d4u3z3TQomZDrnaFSh0/rWe/r

Malware Config

Extracted

Family

vipkeylogger

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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0c2b52146f60798b2d069e7c660be0a95a9d7a970d75ac489a1dea7e97e441d2.exe
    "C:\Users\Admin\AppData\Local\Temp\0c2b52146f60798b2d069e7c660be0a95a9d7a970d75ac489a1dea7e97e441d2.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3196
    • 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\0c2b52146f60798b2d069e7c660be0a95a9d7a970d75ac489a1dea7e97e441d2.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4864
    • C:\Users\Admin\AppData\Local\Temp\0c2b52146f60798b2d069e7c660be0a95a9d7a970d75ac489a1dea7e97e441d2.exe
      "C:\Users\Admin\AppData\Local\Temp\0c2b52146f60798b2d069e7c660be0a95a9d7a970d75ac489a1dea7e97e441d2.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:2948

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\0c2b52146f60798b2d069e7c660be0a95a9d7a970d75ac489a1dea7e97e441d2.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4vlcznwy.ajj.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2948-12-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2948-35-0x0000000074430000-0x0000000074BE0000-memory.dmp

    Filesize

    7.7MB

  • memory/2948-63-0x0000000074430000-0x0000000074BE0000-memory.dmp

    Filesize

    7.7MB

  • memory/2948-64-0x0000000006790000-0x0000000006952000-memory.dmp

    Filesize

    1.8MB

  • memory/2948-65-0x0000000006630000-0x0000000006680000-memory.dmp

    Filesize

    320KB

  • memory/2948-66-0x0000000006E90000-0x00000000073BC000-memory.dmp

    Filesize

    5.2MB

  • memory/2948-15-0x0000000074430000-0x0000000074BE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3196-10-0x0000000074430000-0x0000000074BE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3196-0-0x000000007443E000-0x000000007443F000-memory.dmp

    Filesize

    4KB

  • memory/3196-11-0x0000000002850000-0x00000000028DE000-memory.dmp

    Filesize

    568KB

  • memory/3196-9-0x000000007443E000-0x000000007443F000-memory.dmp

    Filesize

    4KB

  • memory/3196-8-0x0000000005400000-0x000000000541E000-memory.dmp

    Filesize

    120KB

  • memory/3196-7-0x0000000007CC0000-0x0000000007D7E000-memory.dmp

    Filesize

    760KB

  • memory/3196-16-0x0000000074430000-0x0000000074BE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3196-6-0x00000000051D0000-0x000000000526C000-memory.dmp

    Filesize

    624KB

  • memory/3196-5-0x00000000050A0000-0x00000000050AA000-memory.dmp

    Filesize

    40KB

  • memory/3196-4-0x0000000074430000-0x0000000074BE0000-memory.dmp

    Filesize

    7.7MB

  • memory/3196-3-0x0000000004F10000-0x0000000004FA2000-memory.dmp

    Filesize

    584KB

  • memory/3196-2-0x0000000005420000-0x00000000059C4000-memory.dmp

    Filesize

    5.6MB

  • memory/3196-1-0x0000000000430000-0x00000000004F4000-memory.dmp

    Filesize

    784KB

  • memory/4864-23-0x0000000074430000-0x0000000074BE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4864-53-0x0000000007990000-0x000000000799A000-memory.dmp

    Filesize

    40KB

  • memory/4864-33-0x0000000006040000-0x0000000006394000-memory.dmp

    Filesize

    3.3MB

  • memory/4864-34-0x0000000074430000-0x0000000074BE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4864-21-0x00000000057E0000-0x0000000005846000-memory.dmp

    Filesize

    408KB

  • memory/4864-36-0x00000000065D0000-0x00000000065EE000-memory.dmp

    Filesize

    120KB

  • memory/4864-37-0x0000000006610000-0x000000000665C000-memory.dmp

    Filesize

    304KB

  • memory/4864-38-0x0000000006BA0000-0x0000000006BD2000-memory.dmp

    Filesize

    200KB

  • memory/4864-49-0x00000000077C0000-0x00000000077DE000-memory.dmp

    Filesize

    120KB

  • memory/4864-50-0x00000000077E0000-0x0000000007883000-memory.dmp

    Filesize

    652KB

  • memory/4864-39-0x000000006FE60000-0x000000006FEAC000-memory.dmp

    Filesize

    304KB

  • memory/4864-51-0x0000000007F60000-0x00000000085DA000-memory.dmp

    Filesize

    6.5MB

  • memory/4864-52-0x0000000007920000-0x000000000793A000-memory.dmp

    Filesize

    104KB

  • memory/4864-22-0x0000000005FD0000-0x0000000006036000-memory.dmp

    Filesize

    408KB

  • memory/4864-54-0x0000000007BA0000-0x0000000007C36000-memory.dmp

    Filesize

    600KB

  • memory/4864-55-0x0000000007B20000-0x0000000007B31000-memory.dmp

    Filesize

    68KB

  • memory/4864-57-0x0000000007B60000-0x0000000007B74000-memory.dmp

    Filesize

    80KB

  • memory/4864-58-0x0000000007C60000-0x0000000007C7A000-memory.dmp

    Filesize

    104KB

  • memory/4864-56-0x0000000007B50000-0x0000000007B5E000-memory.dmp

    Filesize

    56KB

  • memory/4864-59-0x0000000007C40000-0x0000000007C48000-memory.dmp

    Filesize

    32KB

  • memory/4864-62-0x0000000074430000-0x0000000074BE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4864-20-0x0000000005640000-0x0000000005662000-memory.dmp

    Filesize

    136KB

  • memory/4864-19-0x0000000074430000-0x0000000074BE0000-memory.dmp

    Filesize

    7.7MB

  • memory/4864-18-0x0000000005870000-0x0000000005E98000-memory.dmp

    Filesize

    6.2MB

  • memory/4864-17-0x0000000002CC0000-0x0000000002CF6000-memory.dmp

    Filesize

    216KB