Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-01-2025 23:39

General

  • Target

    JaffaCakes118_7d35267608831170c47e95b5f967ca0c.exe

  • Size

    1.0MB

  • MD5

    7d35267608831170c47e95b5f967ca0c

  • SHA1

    2896d1e9e30e6734fcaaeef9a3f969ce920e8672

  • SHA256

    f498998ca81fa00f797727fd0209c7207ad8a2b0703e2ca12f5e309364c24d8f

  • SHA512

    b57b1f72ca75f1efb89e9545152be5db4bfe94bcd02548a918e3124cac8463fea603f14d6f71fef199e013f3f6522c109a640451b6561907c2992fe388a4de45

  • SSDEEP

    24576:UfTEVFFV5g3YQqVECAKa9Zz+i08v0wHPy9GN01:UfTEVFFHg3AErxR+uv0Y6cG

Malware Config

Extracted

Family

netwire

C2

agencies.duckdns.org:10130

Attributes
  • activex_autorun

    false

  • copy_executable

    false

  • delete_original

    false

  • host_id

    travels

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    false

  • offline_keylogger

    true

  • password

    Password

  • registry_autorun

    false

  • use_mutex

    false

Extracted

Family

webmonitor

C2

sanders.wm01.to:443

Attributes
  • config_key

    BvzaT1rL9C6tpOhPi8yqPN03WnzPPc6c

  • private_key

    oz5d2fXwy

  • url_path

    /recv4.php

Signatures

  • NetWire RAT payload 3 IoCs
  • Netwire

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

  • Netwire family
  • RevcodeRat, WebMonitorRat

    WebMonitor is a remote access tool that you can use from any browser access to control, and monitor your phones, or PCs.

  • WebMonitor payload 12 IoCs
  • Webmonitor family
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Unexpected DNS network traffic destination 14 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 14 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7d35267608831170c47e95b5f967ca0c.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7d35267608831170c47e95b5f967ca0c.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2412
    • C:\Users\Admin\AppData\Local\Temp\ca718c3cf435c0aeb86e8c0d16721eeb.exe
      "C:\Users\Admin\AppData\Local\Temp\ca718c3cf435c0aeb86e8c0d16721eeb.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3416
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DsvHelper\Filename.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DsvHelper\Filename.exe" -n
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1580
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c reg add "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce" /v "Load" /d "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DsvHelper\Filename.lnk" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4604
        • C:\Windows\SysWOW64\reg.exe
          reg add "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce" /v "Load" /d "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DsvHelper\Filename.lnk" /f
          4⤵
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          PID:1624
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4208

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\ca718c3cf435c0aeb86e8c0d16721eeb.exe

    Filesize

    347KB

    MD5

    dd65dfa473fde90a9bd6ab724cbf006c

    SHA1

    4c146a7fdc77f4f0990cc3f8733e2ecf944f2bd3

    SHA256

    077ad8b2159d696da0c50ea5279220bbbdbd4f2415946336ac531dcba7028b56

    SHA512

    1d5cd1a5e6f5c3bf4e851f9c7d5623aa978e7e0be6e289884bb347fe61a54e5fefee5f9f1f6d89efafdacbb8b7a346b8466cdbafd382123ce173444790a28fd9

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\DsvHelper\Filename.exe

    Filesize

    1.0MB

    MD5

    7d35267608831170c47e95b5f967ca0c

    SHA1

    2896d1e9e30e6734fcaaeef9a3f969ce920e8672

    SHA256

    f498998ca81fa00f797727fd0209c7207ad8a2b0703e2ca12f5e309364c24d8f

    SHA512

    b57b1f72ca75f1efb89e9545152be5db4bfe94bcd02548a918e3124cac8463fea603f14d6f71fef199e013f3f6522c109a640451b6561907c2992fe388a4de45

  • memory/1580-42-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/1580-38-0x0000000005F60000-0x0000000005F7A000-memory.dmp

    Filesize

    104KB

  • memory/1580-35-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/1580-33-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/2412-7-0x0000000004ED0000-0x0000000004F26000-memory.dmp

    Filesize

    344KB

  • memory/2412-1-0x0000000000140000-0x000000000024A000-memory.dmp

    Filesize

    1.0MB

  • memory/2412-8-0x0000000004FA0000-0x0000000005036000-memory.dmp

    Filesize

    600KB

  • memory/2412-6-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/2412-0-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

    Filesize

    4KB

  • memory/2412-5-0x0000000004BD0000-0x0000000004BDA000-memory.dmp

    Filesize

    40KB

  • memory/2412-4-0x0000000004CF0000-0x0000000004D82000-memory.dmp

    Filesize

    584KB

  • memory/2412-34-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/2412-3-0x00000000052A0000-0x0000000005844000-memory.dmp

    Filesize

    5.6MB

  • memory/2412-2-0x0000000004C50000-0x0000000004CEC000-memory.dmp

    Filesize

    624KB

  • memory/3416-43-0x0000000000400000-0x00000000004E9000-memory.dmp

    Filesize

    932KB

  • memory/3416-48-0x0000000000400000-0x00000000004E9000-memory.dmp

    Filesize

    932KB

  • memory/3416-57-0x0000000000400000-0x00000000004E9000-memory.dmp

    Filesize

    932KB

  • memory/3416-17-0x0000000000400000-0x00000000004E9000-memory.dmp

    Filesize

    932KB

  • memory/3416-45-0x0000000000400000-0x00000000004E9000-memory.dmp

    Filesize

    932KB

  • memory/3416-46-0x0000000000400000-0x00000000004E9000-memory.dmp

    Filesize

    932KB

  • memory/3416-47-0x0000000000400000-0x00000000004E9000-memory.dmp

    Filesize

    932KB

  • memory/3416-55-0x0000000000400000-0x00000000004E9000-memory.dmp

    Filesize

    932KB

  • memory/3416-49-0x0000000000400000-0x00000000004E9000-memory.dmp

    Filesize

    932KB

  • memory/3416-50-0x0000000000400000-0x00000000004E9000-memory.dmp

    Filesize

    932KB

  • memory/3416-51-0x0000000000400000-0x00000000004E9000-memory.dmp

    Filesize

    932KB

  • memory/3416-53-0x0000000000400000-0x00000000004E9000-memory.dmp

    Filesize

    932KB

  • memory/3416-54-0x0000000000400000-0x00000000004E9000-memory.dmp

    Filesize

    932KB

  • memory/4208-41-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/4208-39-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB