Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-11-2024 19:42

General

  • Target

    288c3ef10338b99d38a344433451dbb2aadcdc323e656670dae29d9cff5e1313.exe

  • Size

    934KB

  • MD5

    f1f5c3ac10d4a2b5ee41287be266697a

  • SHA1

    cadfebb21927a50708216ce994d748c7c71fb7cb

  • SHA256

    288c3ef10338b99d38a344433451dbb2aadcdc323e656670dae29d9cff5e1313

  • SHA512

    b21d15994853bc485ad1198308ecab15310e44e2cd9b7a6528196816718bd27cc7be5baeb6c3b6ff15b860a8aa20a854cd6e39b266bcdade1c04484c2c1322a3

  • SSDEEP

    24576:lFbved6FiFmV9xW8Hx6Wm95DXXyuZQJDAui:lVp7DHx6n95DXieQ6ui

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.

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\288c3ef10338b99d38a344433451dbb2aadcdc323e656670dae29d9cff5e1313.exe
    "C:\Users\Admin\AppData\Local\Temp\288c3ef10338b99d38a344433451dbb2aadcdc323e656670dae29d9cff5e1313.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3484
    • 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\288c3ef10338b99d38a344433451dbb2aadcdc323e656670dae29d9cff5e1313.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:388
    • C:\Users\Admin\AppData\Local\Temp\288c3ef10338b99d38a344433451dbb2aadcdc323e656670dae29d9cff5e1313.exe
      "C:\Users\Admin\AppData\Local\Temp\288c3ef10338b99d38a344433451dbb2aadcdc323e656670dae29d9cff5e1313.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:2316

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\288c3ef10338b99d38a344433451dbb2aadcdc323e656670dae29d9cff5e1313.exe.log

    Filesize

    1KB

    MD5

    8ec831f3e3a3f77e4a7b9cd32b48384c

    SHA1

    d83f09fd87c5bd86e045873c231c14836e76a05c

    SHA256

    7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

    SHA512

    26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zx20gjnw.1dr.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/388-51-0x00000000077E0000-0x00000000077FA000-memory.dmp

    Filesize

    104KB

  • memory/388-28-0x0000000005DE0000-0x0000000005E46000-memory.dmp

    Filesize

    408KB

  • memory/388-50-0x0000000007E30000-0x00000000084AA000-memory.dmp

    Filesize

    6.5MB

  • memory/388-29-0x0000000005E50000-0x0000000005EB6000-memory.dmp

    Filesize

    408KB

  • memory/388-49-0x00000000076B0000-0x0000000007753000-memory.dmp

    Filesize

    652KB

  • memory/388-61-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/388-58-0x0000000007B00000-0x0000000007B08000-memory.dmp

    Filesize

    32KB

  • memory/388-57-0x0000000007B20000-0x0000000007B3A000-memory.dmp

    Filesize

    104KB

  • memory/388-56-0x0000000007A20000-0x0000000007A34000-memory.dmp

    Filesize

    80KB

  • memory/388-48-0x0000000007680000-0x000000000769E000-memory.dmp

    Filesize

    120KB

  • memory/388-55-0x0000000007A10000-0x0000000007A1E000-memory.dmp

    Filesize

    56KB

  • memory/388-38-0x0000000070AF0000-0x0000000070B3C000-memory.dmp

    Filesize

    304KB

  • memory/388-54-0x00000000079E0000-0x00000000079F1000-memory.dmp

    Filesize

    68KB

  • memory/388-16-0x0000000004F00000-0x0000000004F36000-memory.dmp

    Filesize

    216KB

  • memory/388-17-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/388-52-0x0000000007850000-0x000000000785A000-memory.dmp

    Filesize

    40KB

  • memory/388-19-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/388-37-0x0000000006A70000-0x0000000006AA2000-memory.dmp

    Filesize

    200KB

  • memory/388-22-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/388-21-0x0000000005D20000-0x0000000005D42000-memory.dmp

    Filesize

    136KB

  • memory/388-36-0x00000000064D0000-0x000000000651C000-memory.dmp

    Filesize

    304KB

  • memory/388-53-0x0000000007A60000-0x0000000007AF6000-memory.dmp

    Filesize

    600KB

  • memory/388-18-0x0000000005570000-0x0000000005B98000-memory.dmp

    Filesize

    6.2MB

  • memory/388-34-0x0000000005EC0000-0x0000000006214000-memory.dmp

    Filesize

    3.3MB

  • memory/388-35-0x0000000006490000-0x00000000064AE000-memory.dmp

    Filesize

    120KB

  • memory/2316-63-0x0000000006A10000-0x0000000006BD2000-memory.dmp

    Filesize

    1.8MB

  • memory/2316-20-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/2316-14-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/2316-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2316-62-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/2316-64-0x0000000006890000-0x00000000068E0000-memory.dmp

    Filesize

    320KB

  • memory/3484-5-0x0000000004F20000-0x0000000004FBC000-memory.dmp

    Filesize

    624KB

  • memory/3484-0-0x00000000750CE000-0x00000000750CF000-memory.dmp

    Filesize

    4KB

  • memory/3484-3-0x0000000004C80000-0x0000000004D12000-memory.dmp

    Filesize

    584KB

  • memory/3484-15-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/3484-2-0x0000000005310000-0x00000000058B4000-memory.dmp

    Filesize

    5.6MB

  • memory/3484-10-0x0000000006730000-0x00000000067BC000-memory.dmp

    Filesize

    560KB

  • memory/3484-9-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/3484-8-0x00000000750CE000-0x00000000750CF000-memory.dmp

    Filesize

    4KB

  • memory/3484-7-0x0000000004FC0000-0x0000000004FDC000-memory.dmp

    Filesize

    112KB

  • memory/3484-6-0x00000000750C0000-0x0000000075870000-memory.dmp

    Filesize

    7.7MB

  • memory/3484-1-0x00000000001A0000-0x000000000028E000-memory.dmp

    Filesize

    952KB

  • memory/3484-4-0x0000000004D20000-0x0000000004D2A000-memory.dmp

    Filesize

    40KB