Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-10-2024 10:56

General

  • Target

    735eddee12acb57b02e33b06c3614ef7_JaffaCakes118.exe

  • Size

    2.8MB

  • MD5

    735eddee12acb57b02e33b06c3614ef7

  • SHA1

    897921bf02dee9cc1b10755a5e38cdff631ad0ab

  • SHA256

    c64afd566b4daa00151c5c6835fc38069c6a7419590a8af40c8f4a6ff847870e

  • SHA512

    83bb98c4c04d100548e43956f3960b6dfafa8ad7cd8a57f0354de632fa3407d0e87fc6c691a999225689344c565320c6a17744230219d6e277209ea7ffd0fb15

  • SSDEEP

    49152:SlvmAvSSFH6UsEnVVuoOajWETbaaCtF0ygG/D4R6yPLRpHd4OT6:8hFaOJOuDQXgG/D4wQRp9f

Malware Config

Extracted

Family

netwire

C2

trololo.dynamic-dns.net:6273

Attributes
  • activex_autorun

    false

  • copy_executable

    false

  • delete_original

    false

  • host_id

    RsNaujas

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    false

  • offline_keylogger

    true

  • password

    nesamone

  • registry_autorun

    false

  • use_mutex

    false

Signatures

  • NetWire RAT payload 4 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.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 3 IoCs
  • Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 1 IoCs

    When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\735eddee12acb57b02e33b06c3614ef7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\735eddee12acb57b02e33b06c3614ef7_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Drops desktop.ini file(s)
    • Suspicious use of SetThreadContext
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1464
    • C:\Program Files\Java\jre-1.8\bin\javaw.exe
      "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Local\Temp\DBLauncher.jar"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:4668
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe"
      2⤵
      • Subvert Trust Controls: Mark-of-the-Web Bypass
      • System Location Discovery: System Language Discovery
      • NTFS ADS
      • Suspicious use of WriteProcessMemory
      PID:4640
      • C:\Windows\SysWOW64\reg.exe
        reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v Load /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\chrome\chrome.exe.lnk" /f
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3496
    • C:\Users\Admin\AppData\Local\Temp\svhost.exe
      "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3252

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\DBLauncher.jar

    Filesize

    2.1MB

    MD5

    8654e35df50a4c863bd2f109af9b4f31

    SHA1

    a99588782be6f1b39110b5b5254cd30f90642407

    SHA256

    5f37e9d0650702e37279d06fc8705843876f53570d69f3bcee06b350aaf078fd

    SHA512

    574f7f79b6072c70d06a0e31d8cb4e155cdb4b3b04c55b85682e5d05d0effadc1d848ad36c5366e0fcc0a0ae36bc69b3b32c1ae21cbf520f05e8727ed6724fb7

  • C:\Users\Admin\AppData\Local\Temp\svhost.exe

    Filesize

    1.6MB

    MD5

    1c9ff7df71493896054a91bee0322ebf

    SHA1

    38f1c85965d58b910d8e8381b6b1099d5dfcbfe4

    SHA256

    e8b5da3394bbdd7868122ffd88d9d06afe31bd69d656857910d2f820c32d0efa

    SHA512

    aa0def62b663743e6c3c022182b35cff33cb9abf08453d5098f3c5d32b2a8b0cd1cc5de64b93e39680c1d1396fef1fd50b642ca3ea4ba1f6d1078321d96916ab

  • memory/1464-298-0x00000000754C0000-0x0000000075A71000-memory.dmp

    Filesize

    5.7MB

  • memory/1464-1-0x00000000754C0000-0x0000000075A71000-memory.dmp

    Filesize

    5.7MB

  • memory/1464-301-0x00000000754C0000-0x0000000075A71000-memory.dmp

    Filesize

    5.7MB

  • memory/1464-2-0x00000000754C0000-0x0000000075A71000-memory.dmp

    Filesize

    5.7MB

  • memory/1464-0-0x00000000754C2000-0x00000000754C3000-memory.dmp

    Filesize

    4KB

  • memory/1464-297-0x00000000754C2000-0x00000000754C3000-memory.dmp

    Filesize

    4KB

  • memory/3252-20-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/3252-53-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/3252-48-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/3252-302-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/4668-33-0x000002BC1E0A0000-0x000002BC1E0A1000-memory.dmp

    Filesize

    4KB

  • memory/4668-299-0x000002BC1F970000-0x000002BC1FBE0000-memory.dmp

    Filesize

    2.4MB

  • memory/4668-12-0x000002BC1F970000-0x000002BC1FBE0000-memory.dmp

    Filesize

    2.4MB