Resubmissions

27/07/2024, 22:26

240727-2czfqsvdrh

15/02/2024, 17:49

240215-wd38esdc3910

Analysis

  • max time kernel
    143s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/02/2024, 17:49

General

  • Target
    16022024_0149_reader_update.exe
  • Size 1023KB
  • Sample240215-wd38esdc39
  • SHA256 2f13c4d57fe43929fbf507699fc6701459b0a118616776995d437787ba558042
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • DarkGate

    DarkGate is an infostealer written in C++.

  • Detect DarkGate stealer 2 IoCs
  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\16022024_0149_reader_update.exe
    "C:\Users\Admin\AppData\Local\Temp\16022024_0149_reader_update.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1780
    • C:\test\Autoit3.exe
      "C:\test\Autoit3.exe" C:\test\script.a3x
      2⤵
      • Executes dropped EXE
      • Checks processor information in registry
      PID:4456

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        Autoit3.exe

        • Path C:\test\Autoit3.exe
        • Size 628KB
        • SHA256 1310ced3e2565ebe664cd44a6b3c8f840d14086b2cb53e5011d01a99dedf39b1
        • MD5 SHA1 SHA512 SSDEEP

        Autoit3.exe

        • Path C:\test\Autoit3.exe
        • Size 872KB
        • SHA256 237d1bca6e056df5bb16a1216a434634109478f882d3b1d58344c801d184f95d
        • MD5 SHA1 SHA512 SSDEEP

        script.a3x

        • Path C:\test\script.a3x
        • Size 474KB
        • SHA256 468e9b1a5ac5b68ec1750dee3a19ab6323d03edde6858bdc74267d87e7a07af7
        • MD5 SHA1 SHA512 SSDEEP

        test.txt

        • Path C:\test\test.txt
        • Size 76B
        • SHA256 d3703cdcfbaa812115fb536b2423d66eec67aa89dec42d7f48e92d28d1275766
        • MD5 SHA1 SHA512

        memory/4456-24-0x00000000043B0000-0x0000000005380000-memory.dmp

        memory/4456-25-0x00000000058A0000-0x0000000005BFB000-memory.dmp

        memory/4456-27-0x00000000058A0000-0x0000000005BFB000-memory.dmp