Analysis

  • max time kernel
    151s
  • 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
    04-05-2024 11:26

General

  • Target

    1285bd095abb221e9ce84de643857a54_JaffaCakes118.exe

  • Size

    127KB

  • MD5

    1285bd095abb221e9ce84de643857a54

  • SHA1

    dc920e136edbd8fd5c1ed8b9e8a5c51fcef8b20b

  • SHA256

    2560d1a9dfa7398a9032fad992dc1939a0e014c736cee4b98a8dcc3433751afc

  • SHA512

    726922ea146f6057225cf3dfc6b8d241bbdd120e1ef9043461f958c0ffb53004c825654ff7138670a39d0cd9239ac97f90ea3d80f5f7683da5b379bfe371701f

  • SSDEEP

    3072:Uq3E2BfBSbEsz7nCAFVNNvBGvdO5gPaEjep8Fe7Z1iO7ZbvbLV7:BRBfBSosz7nCA3NHCdXaEj7Fe7Z1iOFR

Malware Config

Extracted

Family

netwire

C2

automan.duckdns.org:3382

Attributes
  • activex_autorun

    false

  • copy_executable

    true

  • delete_original

    false

  • host_id

    HostId-%Rand%

  • install_path

    %AppData%\Install\Host.exe

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    false

  • mutex

    HDPAYslj

  • offline_keylogger

    true

  • password

    onelove82

  • registry_autorun

    true

  • startup_name

    NetWire

  • use_mutex

    true

Signatures

  • NetWire RAT payload 14 IoCs
  • Netwire

    Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1285bd095abb221e9ce84de643857a54_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1285bd095abb221e9ce84de643857a54_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4472
    • C:\Users\Admin\AppData\Roaming\Install\Host.exe
      "C:\Users\Admin\AppData\Roaming\Install\Host.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      PID:440
  • 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=4112 --field-trial-handle=2292,i,2103142837140538807,15881446839139365070,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2104

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\Install\Host.exe

      Filesize

      127KB

      MD5

      1285bd095abb221e9ce84de643857a54

      SHA1

      dc920e136edbd8fd5c1ed8b9e8a5c51fcef8b20b

      SHA256

      2560d1a9dfa7398a9032fad992dc1939a0e014c736cee4b98a8dcc3433751afc

      SHA512

      726922ea146f6057225cf3dfc6b8d241bbdd120e1ef9043461f958c0ffb53004c825654ff7138670a39d0cd9239ac97f90ea3d80f5f7683da5b379bfe371701f

    • memory/440-14-0x0000000000400000-0x000000000042B000-memory.dmp

      Filesize

      172KB

    • memory/440-10-0x0000000000400000-0x000000000042B000-memory.dmp

      Filesize

      172KB

    • memory/440-11-0x0000000000400000-0x000000000042B000-memory.dmp

      Filesize

      172KB

    • memory/440-12-0x0000000000400000-0x000000000042B000-memory.dmp

      Filesize

      172KB

    • memory/440-13-0x0000000000400000-0x000000000042B000-memory.dmp

      Filesize

      172KB

    • memory/440-15-0x0000000000400000-0x000000000042B000-memory.dmp

      Filesize

      172KB

    • memory/440-17-0x0000000000400000-0x000000000042B000-memory.dmp

      Filesize

      172KB

    • memory/440-18-0x0000000000400000-0x000000000042B000-memory.dmp

      Filesize

      172KB

    • memory/440-19-0x0000000000400000-0x000000000042B000-memory.dmp

      Filesize

      172KB

    • memory/440-20-0x0000000000400000-0x000000000042B000-memory.dmp

      Filesize

      172KB

    • memory/440-21-0x0000000000400000-0x000000000042B000-memory.dmp

      Filesize

      172KB

    • memory/440-22-0x0000000000400000-0x000000000042B000-memory.dmp

      Filesize

      172KB

    • memory/4472-1-0x0000000000400000-0x000000000042B000-memory.dmp

      Filesize

      172KB