Analysis

  • max time kernel
    147s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/04/2024, 15:18

General

  • Target
    nxcxgekw.ps1
  • Size 596B
  • Sample240404-sppydsbf97
  • SHA256 ae81a758cb103d6b9c8495930c1478812ee57655b820be2558c1a7d81f4713c8
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • darkgate

Botnet
  • admin888

C2
  • irreceiver.com

Attributes
  • anti_analysis

    true

  • anti_debug

    false

  • anti_vm

    true

  • c2_port

    80

  • check_disk

    false

  • check_ram

    false

  • check_xeon

    false

  • crypter_au3

    false

  • crypter_dll

    false

  • crypter_raw_stub

    false

  • internal_mutex

    KDUnnHQJ

  • minimum_disk

    50

  • minimum_ram

    4000

  • ping_interval

    6

  • rootkit

    false

  • startup_persistence

    true

  • username

    admin888

Signatures

  • DarkGate

    DarkGate is an infostealer written in C++.

  • Detect DarkGate stealer 2 IoCs
  • Blocklisted process makes network request 3 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • Views/modifies file attributes 1 TTPs 1 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\nxcxgekw.ps1
    1⤵
    • Blocklisted process makes network request
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2740
    • C:\yten\AutoHotkey.exe
      "C:\yten\AutoHotkey.exe" C:/yten/script.ahk
      2⤵
      • Executes dropped EXE
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      PID:4900
    • C:\Windows\system32\attrib.exe
      "C:\Windows\system32\attrib.exe" +h C:/yten/
      2⤵
      • Views/modifies file attributes
      PID:384

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        __PSScriptPolicyTest_ea3ijyig.5kk.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ea3ijyig.5kk.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512

        AutoHotkey.exe

        • Path C:\yten\AutoHotkey.exe
        • Size 892KB
        • SHA256 897b0d0e64cf87ac7086241c86f757f3c94d6826f949a1f0fec9c40892c0cecb
        • MD5 SHA1 SHA512 SSDEEP

        script.ahk

        • Path C:\yten\script.ahk
        • Size 441B
        • SHA256 4212d0d16306f8f53daff429801ceb4f633caa8a46d8c4b7b3c42377d1bf6ef9
        • MD5 SHA1 SHA512

        test.txt

        • Path C:\yten\test.txt
        • Size 925KB
        • SHA256 baa73512517b12c2153b6af7527bdb3a24432cc64bbd26941511ef145ac5aa95
        • MD5 SHA1 SHA512 SSDEEP

        memory/2740-11-0x000001F7B2400000-0x000001F7B2410000-memory.dmp

        memory/2740-18-0x00007FF84BB90000-0x00007FF84C651000-memory.dmp

        memory/2740-19-0x000001F7B2400000-0x000001F7B2410000-memory.dmp

        memory/2740-12-0x000001F7B2400000-0x000001F7B2410000-memory.dmp

        memory/2740-32-0x00007FF84BB90000-0x00007FF84C651000-memory.dmp

        memory/2740-0-0x000001F7B23A0000-0x000001F7B23C2000-memory.dmp

        memory/2740-10-0x00007FF84BB90000-0x00007FF84C651000-memory.dmp

        memory/4900-35-0x0000000004B00000-0x0000000004B74000-memory.dmp

        memory/4900-37-0x0000000004B00000-0x0000000004B74000-memory.dmp