Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01-10-2024 08:07

General

  • Target

    malw.exe

  • Size

    800KB

  • MD5

    0831483725b8a67ce53d16389968f617

  • SHA1

    e4b4e521700ae26026f0df1906e54aadcb430bb1

  • SHA256

    5fac27b8152ef82450dc013d3cb4cad4601df760ede1e3189e50e4e980f7bc7d

  • SHA512

    4ae77689fe65b3967c544c3535971f91e7254989abd126c631dee074bd37eb95240fd560a5f330f750512316bc65d0b90ce4a3bc3ada17453b252c8fe93730ca

  • SSDEEP

    12288:41ZF8KpTlJU74qoqmW1OS4UvvnZ61DjyiU/7g8JDwOJGVp7CH3TNAc:4yc7Erv1oQvZKDWT7g85wPvkAc

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.

  • 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.

  • 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
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • 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 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\malw.exe
    "C:\Users\Admin\AppData\Local\Temp\malw.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2228
    • 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\malw.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2652
    • C:\Users\Admin\AppData\Local\Temp\malw.exe
      "C:\Users\Admin\AppData\Local\Temp\malw.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2568
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2568 -s 996
        3⤵
        • Program crash
        PID:2912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2228-23-0x0000000074CA0000-0x000000007538E000-memory.dmp

    Filesize

    6.9MB

  • memory/2228-1-0x00000000011F0000-0x00000000012BE000-memory.dmp

    Filesize

    824KB

  • memory/2228-2-0x0000000074CA0000-0x000000007538E000-memory.dmp

    Filesize

    6.9MB

  • memory/2228-3-0x00000000009C0000-0x00000000009DE000-memory.dmp

    Filesize

    120KB

  • memory/2228-4-0x0000000074CAE000-0x0000000074CAF000-memory.dmp

    Filesize

    4KB

  • memory/2228-5-0x0000000074CA0000-0x000000007538E000-memory.dmp

    Filesize

    6.9MB

  • memory/2228-6-0x0000000000520000-0x00000000005AC000-memory.dmp

    Filesize

    560KB

  • memory/2228-0-0x0000000074CAE000-0x0000000074CAF000-memory.dmp

    Filesize

    4KB

  • memory/2568-24-0x0000000074CA0000-0x000000007538E000-memory.dmp

    Filesize

    6.9MB

  • memory/2568-28-0x0000000074CA0000-0x000000007538E000-memory.dmp

    Filesize

    6.9MB

  • memory/2568-7-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2568-17-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2568-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2568-13-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2568-11-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2568-21-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2568-9-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2568-22-0x0000000074CA0000-0x000000007538E000-memory.dmp

    Filesize

    6.9MB

  • memory/2568-27-0x0000000074CA0000-0x000000007538E000-memory.dmp

    Filesize

    6.9MB

  • memory/2568-19-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB