Analysis

  • max time kernel
    92s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/01/2024, 21:12

General

  • Target

    80e12c2425ec7b8aa8913df82bd47c0c1a62f6539df22b6bf1ddab8b1694e3e8.exe

  • Size

    1.2MB

  • MD5

    aaea6cf42726217d2ad73028dd781478

  • SHA1

    7da9bf7a71246dffc089f8186c5a0912e0a70fd8

  • SHA256

    80e12c2425ec7b8aa8913df82bd47c0c1a62f6539df22b6bf1ddab8b1694e3e8

  • SHA512

    d4f7d2d5f2554e6b9caae87002eaaf6d33a58609bed21468699f8f8317f508d1668269c05acb8f805ce7b1f967a66ca430206c8ca1f39e5adaa016a7191fdc56

  • SSDEEP

    12288:PnaPjK9IBlnj0T94KxKNBNkCVr5B8TdtGUy+dXUixJCbBghM/Oy+4Oi+4hfKRzrt:PnaPDZYT9sS61ijy7KNrkntJ3cNkW

Malware Config

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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).

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\80e12c2425ec7b8aa8913df82bd47c0c1a62f6539df22b6bf1ddab8b1694e3e8.exe
    "C:\Users\Admin\AppData\Local\Temp\80e12c2425ec7b8aa8913df82bd47c0c1a62f6539df22b6bf1ddab8b1694e3e8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4612
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4948
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3700
        • C:\Windows\SysWOW64\choice.exe
          choice /C Y /N /D Y /T 3
          4⤵
            PID:2536

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/4612-6-0x0000000005960000-0x00000000059FC000-memory.dmp

            Filesize

            624KB

          • memory/4612-0-0x0000000000C10000-0x0000000000D4A000-memory.dmp

            Filesize

            1.2MB

          • memory/4612-3-0x00000000056F0000-0x0000000005744000-memory.dmp

            Filesize

            336KB

          • memory/4612-2-0x0000000005670000-0x0000000005680000-memory.dmp

            Filesize

            64KB

          • memory/4612-5-0x0000000005820000-0x00000000058B2000-memory.dmp

            Filesize

            584KB

          • memory/4612-4-0x0000000005CF0000-0x0000000006294000-memory.dmp

            Filesize

            5.6MB

          • memory/4612-1-0x0000000075390000-0x0000000075B40000-memory.dmp

            Filesize

            7.7MB

          • memory/4612-7-0x00000000057E0000-0x00000000057E8000-memory.dmp

            Filesize

            32KB

          • memory/4612-10-0x0000000075390000-0x0000000075B40000-memory.dmp

            Filesize

            7.7MB

          • memory/4948-8-0x0000000000400000-0x0000000000426000-memory.dmp

            Filesize

            152KB

          • memory/4948-11-0x0000000075390000-0x0000000075B40000-memory.dmp

            Filesize

            7.7MB

          • memory/4948-12-0x0000000005460000-0x0000000005470000-memory.dmp

            Filesize

            64KB

          • memory/4948-14-0x0000000075390000-0x0000000075B40000-memory.dmp

            Filesize

            7.7MB