Analysis

  • max time kernel
    94s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-12-2024 01:15

General

  • Target

    58cbc47484f19c3e80f6ae457446af12584e71facbb05689ad4d232da9ec00aa.exe

  • Size

    895KB

  • MD5

    57eaf38e20f6d661443eaeb9985068ab

  • SHA1

    c929f7c3474ec2c5fc8c76a8bfc2f4721876ec06

  • SHA256

    58cbc47484f19c3e80f6ae457446af12584e71facbb05689ad4d232da9ec00aa

  • SHA512

    c79f5d835759a2c0bd9f9cd61e0247bdd585e8f744e69ac6165181cfd9f21806a3b4fbe515b71422b6a3c950ba586125454459ed016088712e22b6c3a5e4043f

  • SSDEEP

    12288:HNT+fj05JDHmQaRyWrXOBV9q2Rd7LdUHnjbxS2Kl60/IAsTre:tejyZGQaIVqQRcZSJl60AAsfe

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 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.

  • 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 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\58cbc47484f19c3e80f6ae457446af12584e71facbb05689ad4d232da9ec00aa.exe
    "C:\Users\Admin\AppData\Local\Temp\58cbc47484f19c3e80f6ae457446af12584e71facbb05689ad4d232da9ec00aa.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:3644
    • 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\58cbc47484f19c3e80f6ae457446af12584e71facbb05689ad4d232da9ec00aa.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3592
    • C:\Users\Admin\AppData\Local\Temp\58cbc47484f19c3e80f6ae457446af12584e71facbb05689ad4d232da9ec00aa.exe
      "C:\Users\Admin\AppData\Local\Temp\58cbc47484f19c3e80f6ae457446af12584e71facbb05689ad4d232da9ec00aa.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1364

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zc4bjcxd.wpz.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/1364-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/1364-13-0x0000000075180000-0x0000000075930000-memory.dmp

    Filesize

    7.7MB

  • memory/1364-65-0x0000000007350000-0x000000000787C000-memory.dmp

    Filesize

    5.2MB

  • memory/1364-33-0x0000000075180000-0x0000000075930000-memory.dmp

    Filesize

    7.7MB

  • memory/1364-63-0x0000000006C50000-0x0000000006E12000-memory.dmp

    Filesize

    1.8MB

  • memory/1364-62-0x0000000075180000-0x0000000075930000-memory.dmp

    Filesize

    7.7MB

  • memory/1364-61-0x0000000075180000-0x0000000075930000-memory.dmp

    Filesize

    7.7MB

  • memory/1364-64-0x0000000006AF0000-0x0000000006B40000-memory.dmp

    Filesize

    320KB

  • memory/3592-53-0x00000000077C0000-0x00000000077D1000-memory.dmp

    Filesize

    68KB

  • memory/3592-48-0x0000000007290000-0x0000000007333000-memory.dmp

    Filesize

    652KB

  • memory/3592-32-0x0000000005CD0000-0x0000000006024000-memory.dmp

    Filesize

    3.3MB

  • memory/3592-60-0x0000000075180000-0x0000000075930000-memory.dmp

    Filesize

    7.7MB

  • memory/3592-54-0x00000000077F0000-0x00000000077FE000-memory.dmp

    Filesize

    56KB

  • memory/3592-15-0x0000000002960000-0x0000000002996000-memory.dmp

    Filesize

    216KB

  • memory/3592-16-0x00000000055C0000-0x0000000005BE8000-memory.dmp

    Filesize

    6.2MB

  • memory/3592-17-0x0000000075180000-0x0000000075930000-memory.dmp

    Filesize

    7.7MB

  • memory/3592-18-0x0000000075180000-0x0000000075930000-memory.dmp

    Filesize

    7.7MB

  • memory/3592-34-0x0000000006280000-0x000000000629E000-memory.dmp

    Filesize

    120KB

  • memory/3592-20-0x00000000054E0000-0x0000000005546000-memory.dmp

    Filesize

    408KB

  • memory/3592-21-0x0000000005C60000-0x0000000005CC6000-memory.dmp

    Filesize

    408KB

  • memory/3592-27-0x0000000075180000-0x0000000075930000-memory.dmp

    Filesize

    7.7MB

  • memory/3592-56-0x0000000007900000-0x000000000791A000-memory.dmp

    Filesize

    104KB

  • memory/3592-57-0x00000000078E0000-0x00000000078E8000-memory.dmp

    Filesize

    32KB

  • memory/3592-55-0x0000000007800000-0x0000000007814000-memory.dmp

    Filesize

    80KB

  • memory/3592-19-0x00000000051C0000-0x00000000051E2000-memory.dmp

    Filesize

    136KB

  • memory/3592-35-0x00000000062A0000-0x00000000062EC000-memory.dmp

    Filesize

    304KB

  • memory/3592-37-0x0000000070BB0000-0x0000000070BFC000-memory.dmp

    Filesize

    304KB

  • memory/3592-52-0x0000000007840000-0x00000000078D6000-memory.dmp

    Filesize

    600KB

  • memory/3592-47-0x0000000007260000-0x000000000727E000-memory.dmp

    Filesize

    120KB

  • memory/3592-36-0x0000000006870000-0x00000000068A2000-memory.dmp

    Filesize

    200KB

  • memory/3592-50-0x00000000075C0000-0x00000000075DA000-memory.dmp

    Filesize

    104KB

  • memory/3592-49-0x0000000007C10000-0x000000000828A000-memory.dmp

    Filesize

    6.5MB

  • memory/3592-51-0x0000000007630000-0x000000000763A000-memory.dmp

    Filesize

    40KB

  • memory/3644-10-0x0000000009FD0000-0x000000000A06C000-memory.dmp

    Filesize

    624KB

  • memory/3644-2-0x0000000005270000-0x0000000005814000-memory.dmp

    Filesize

    5.6MB

  • memory/3644-8-0x0000000075180000-0x0000000075930000-memory.dmp

    Filesize

    7.7MB

  • memory/3644-5-0x0000000075180000-0x0000000075930000-memory.dmp

    Filesize

    7.7MB

  • memory/3644-1-0x0000000000180000-0x0000000000266000-memory.dmp

    Filesize

    920KB

  • memory/3644-14-0x0000000075180000-0x0000000075930000-memory.dmp

    Filesize

    7.7MB

  • memory/3644-9-0x0000000007870000-0x00000000078FE000-memory.dmp

    Filesize

    568KB

  • memory/3644-7-0x000000007518E000-0x000000007518F000-memory.dmp

    Filesize

    4KB

  • memory/3644-6-0x0000000004EF0000-0x0000000004F0C000-memory.dmp

    Filesize

    112KB

  • memory/3644-4-0x0000000004C60000-0x0000000004C6A000-memory.dmp

    Filesize

    40KB

  • memory/3644-0-0x000000007518E000-0x000000007518F000-memory.dmp

    Filesize

    4KB

  • memory/3644-3-0x0000000004CC0000-0x0000000004D52000-memory.dmp

    Filesize

    584KB