Analysis

  • max time kernel
    128s
  • max time network
    145s
  • 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 00:38

General

  • Target

    74e2055e94f2fdb9641eae485f63be8a96190edbca72024a0bb834322418647b.exe

  • Size

    881KB

  • MD5

    3cc533df6ae503977ca90c53c1db0f9f

  • SHA1

    63c953be5bb951d94990d7bd257f10e333d242f5

  • SHA256

    74e2055e94f2fdb9641eae485f63be8a96190edbca72024a0bb834322418647b

  • SHA512

    f6bd98d850290aeb0577fbebfb6c79a78e7294943c164b415fe334eb6802ea9def76763c6cf86721e9d067e524afa8d50892def2b9973d98b40372031ed9422f

  • SSDEEP

    12288:u2sv+SGjpA3yKUUo6a/LnLrDIFfnObzNJcHk9SdYyFQTtWrx9jyGJgCTMogQlOio:u2xj1nDIFgb9SdbQTyuNHXQlqLCnYnJ

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\74e2055e94f2fdb9641eae485f63be8a96190edbca72024a0bb834322418647b.exe
    "C:\Users\Admin\AppData\Local\Temp\74e2055e94f2fdb9641eae485f63be8a96190edbca72024a0bb834322418647b.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:3664
    • 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\74e2055e94f2fdb9641eae485f63be8a96190edbca72024a0bb834322418647b.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3604
    • C:\Users\Admin\AppData\Local\Temp\74e2055e94f2fdb9641eae485f63be8a96190edbca72024a0bb834322418647b.exe
      "C:\Users\Admin\AppData\Local\Temp\74e2055e94f2fdb9641eae485f63be8a96190edbca72024a0bb834322418647b.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:2360

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_e1h2l5e5.eh0.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2360-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2360-13-0x0000000074EF0000-0x00000000756A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2360-64-0x0000000006B50000-0x000000000707C000-memory.dmp

    Filesize

    5.2MB

  • memory/2360-63-0x00000000062E0000-0x0000000006330000-memory.dmp

    Filesize

    320KB

  • memory/2360-62-0x0000000006450000-0x0000000006612000-memory.dmp

    Filesize

    1.8MB

  • memory/2360-61-0x0000000074EF0000-0x00000000756A0000-memory.dmp

    Filesize

    7.7MB

  • memory/2360-17-0x0000000074EF0000-0x00000000756A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3604-50-0x0000000007C40000-0x0000000007C5A000-memory.dmp

    Filesize

    104KB

  • memory/3604-36-0x0000000007AD0000-0x0000000007B02000-memory.dmp

    Filesize

    200KB

  • memory/3604-60-0x0000000074EF0000-0x00000000756A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3604-21-0x0000000005A00000-0x0000000005A66000-memory.dmp

    Filesize

    408KB

  • memory/3604-57-0x0000000007F60000-0x0000000007F68000-memory.dmp

    Filesize

    32KB

  • memory/3604-23-0x0000000074EF0000-0x00000000756A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3604-15-0x0000000002FF0000-0x0000000003026000-memory.dmp

    Filesize

    216KB

  • memory/3604-16-0x0000000005BA0000-0x00000000061C8000-memory.dmp

    Filesize

    6.2MB

  • memory/3604-18-0x0000000074EF0000-0x00000000756A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3604-56-0x0000000007F80000-0x0000000007F9A000-memory.dmp

    Filesize

    104KB

  • memory/3604-19-0x0000000074EF0000-0x00000000756A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3604-20-0x0000000005860000-0x0000000005882000-memory.dmp

    Filesize

    136KB

  • memory/3604-22-0x0000000005B20000-0x0000000005B86000-memory.dmp

    Filesize

    408KB

  • memory/3604-55-0x0000000007E80000-0x0000000007E94000-memory.dmp

    Filesize

    80KB

  • memory/3604-54-0x0000000007E70000-0x0000000007E7E000-memory.dmp

    Filesize

    56KB

  • memory/3604-53-0x0000000007E40000-0x0000000007E51000-memory.dmp

    Filesize

    68KB

  • memory/3604-33-0x0000000006310000-0x0000000006664000-memory.dmp

    Filesize

    3.3MB

  • memory/3604-34-0x0000000006920000-0x000000000693E000-memory.dmp

    Filesize

    120KB

  • memory/3604-35-0x0000000006950000-0x000000000699C000-memory.dmp

    Filesize

    304KB

  • memory/3604-52-0x0000000007EC0000-0x0000000007F56000-memory.dmp

    Filesize

    600KB

  • memory/3604-37-0x00000000708E0000-0x000000007092C000-memory.dmp

    Filesize

    304KB

  • memory/3604-47-0x0000000006ED0000-0x0000000006EEE000-memory.dmp

    Filesize

    120KB

  • memory/3604-48-0x0000000007B10000-0x0000000007BB3000-memory.dmp

    Filesize

    652KB

  • memory/3604-49-0x0000000008280000-0x00000000088FA000-memory.dmp

    Filesize

    6.5MB

  • memory/3604-51-0x0000000007CB0000-0x0000000007CBA000-memory.dmp

    Filesize

    40KB

  • memory/3664-2-0x0000000005350000-0x00000000058F4000-memory.dmp

    Filesize

    5.6MB

  • memory/3664-9-0x0000000074EF0000-0x00000000756A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3664-14-0x0000000074EF0000-0x00000000756A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3664-4-0x0000000004DE0000-0x0000000004DEA000-memory.dmp

    Filesize

    40KB

  • memory/3664-0-0x0000000074EFE000-0x0000000074EFF000-memory.dmp

    Filesize

    4KB

  • memory/3664-7-0x0000000005280000-0x0000000005298000-memory.dmp

    Filesize

    96KB

  • memory/3664-8-0x0000000074EFE000-0x0000000074EFF000-memory.dmp

    Filesize

    4KB

  • memory/3664-10-0x0000000008150000-0x00000000081DE000-memory.dmp

    Filesize

    568KB

  • memory/3664-6-0x00000000050C0000-0x000000000515C000-memory.dmp

    Filesize

    624KB

  • memory/3664-5-0x0000000074EF0000-0x00000000756A0000-memory.dmp

    Filesize

    7.7MB

  • memory/3664-1-0x00000000002F0000-0x00000000003D2000-memory.dmp

    Filesize

    904KB

  • memory/3664-3-0x0000000004E40000-0x0000000004ED2000-memory.dmp

    Filesize

    584KB