Analysis

  • max time kernel
    169s
  • max time network
    199s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-05-2024 15:26

General

  • Target

    oxi.ps1

  • Size

    865B

  • MD5

    f391262039244472c29e2b3b788a4a79

  • SHA1

    b6db78ac395a0191883670595a88bd0fa52a87f8

  • SHA256

    d28c416add7fe55e7b1a20e30013e870cfb2eb3c9a5962ed4047766a43fa4f5e

  • SHA512

    5797b2175e4a9cba73c8ddda42968a4536eb3716e90f8038ce774d45ca8e65ba749cca94010954f841b3292a65c591b2b2ccb94f44af857ff2d7786a709f6d06

Malware Config

Extracted

Family

darkgate

Botnet

x6x6x7x77xx6x6x67

C2

91.222.173.113

Attributes
  • anti_analysis

    true

  • anti_debug

    false

  • anti_vm

    true

  • c2_port

    443

  • check_disk

    false

  • check_ram

    false

  • check_xeon

    false

  • crypter_au3

    false

  • crypter_dll

    false

  • crypter_raw_stub

    false

  • internal_mutex

    tdFBRmkc

  • minimum_disk

    100

  • minimum_ram

    4096

  • ping_interval

    6

  • rootkit

    false

  • startup_persistence

    true

  • username

    x6x6x7x77xx6x6x67

Signatures

  • DarkGate

    DarkGate is an infostealer written in C++.

  • Detect DarkGate stealer 2 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Command and Scripting Interpreter: AutoIT 1 TTPs 1 IoCs

    Using AutoIT for possible automate script.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 43 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\oxi.ps1
    1⤵
    • Blocklisted process makes network request
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4888
    • C:\Windows\system32\ipconfig.exe
      "C:\Windows\system32\ipconfig.exe" /flushdns
      2⤵
      • Gathers network information
      PID:1380
    • C:\downloads\Autoit3.exe
      "C:\downloads\Autoit3.exe" c:\\downloads\script.a3x
      2⤵
      • Executes dropped EXE
      • Command and Scripting Interpreter: AutoIT
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1680
      • \??\c:\windows\SysWOW64\cmd.exe
        "c:\windows\system32\cmd.exe" /c wmic ComputerSystem get domain > C:\ProgramData\dekedbh\bggaddh
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:5012
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic ComputerSystem get domain
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:2848
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3704 --field-trial-handle=2252,i,16022092570067181109,3235558581947505669,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3412

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5wmxxq1p.mlo.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\downloads\Autoit3.exe

      Filesize

      872KB

      MD5

      c56b5f0201a3b3de53e561fe76912bfd

      SHA1

      2a4062e10a5de813f5688221dbeb3f3ff33eb417

      SHA256

      237d1bca6e056df5bb16a1216a434634109478f882d3b1d58344c801d184f95d

      SHA512

      195b98245bb820085ae9203cdb6d470b749d1f228908093e8606453b027b7d7681ccd7952e30c2f5dd40f8f0b999ccfc60ebb03419b574c08de6816e75710d2c

    • \??\c:\downloads\script.a3x

      Filesize

      547KB

      MD5

      dfa96717b69fa69d264a60b9de36f078

      SHA1

      b18dd41bcdc7a75a4b505cbdfb337cf19a2934d8

      SHA256

      493fb733897f4c3d7adf01d663e711e2e47240bfdf5b99abd230aa809f43a8cf

      SHA512

      5772cdac81361297d72f620e23068da8180fce09935340caaf279b6719f446ad3fd85dfc3004258e943092a73f914b84f9a12ef85630ac32410d1a7ddd3b41c7

    • memory/1680-38-0x0000000004070000-0x00000000043F8000-memory.dmp

      Filesize

      3.5MB

    • memory/1680-34-0x0000000000D20000-0x0000000001120000-memory.dmp

      Filesize

      4.0MB

    • memory/1680-35-0x0000000004070000-0x00000000043F8000-memory.dmp

      Filesize

      3.5MB

    • memory/4888-11-0x00007FFAE92C0000-0x00007FFAE9D81000-memory.dmp

      Filesize

      10.8MB

    • memory/4888-12-0x00007FFAE92C0000-0x00007FFAE9D81000-memory.dmp

      Filesize

      10.8MB

    • memory/4888-10-0x00000213E8E50000-0x00000213E8E72000-memory.dmp

      Filesize

      136KB

    • memory/4888-32-0x00000213E9FA0000-0x00000213E9FF0000-memory.dmp

      Filesize

      320KB

    • memory/4888-15-0x00000213E8E80000-0x00000213E8E8A000-memory.dmp

      Filesize

      40KB

    • memory/4888-14-0x00000213E9DF0000-0x00000213E9E02000-memory.dmp

      Filesize

      72KB

    • memory/4888-0-0x00007FFAE92C3000-0x00007FFAE92C5000-memory.dmp

      Filesize

      8KB

    • memory/4888-39-0x00007FFAE92C3000-0x00007FFAE92C5000-memory.dmp

      Filesize

      8KB

    • memory/4888-40-0x00007FFAE92C0000-0x00007FFAE9D81000-memory.dmp

      Filesize

      10.8MB

    • memory/4888-41-0x00007FFAE92C0000-0x00007FFAE9D81000-memory.dmp

      Filesize

      10.8MB

    • memory/4888-44-0x00007FFAE92C0000-0x00007FFAE9D81000-memory.dmp

      Filesize

      10.8MB