Analysis

  • max time kernel
    141s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/09/2024, 10:48

General

  • Target
    e49c09156be771b3d16101905e9fa96f_JaffaCakes118.exe
  • Size 275KB
  • Sample240916-mv42lstbpc
  • SHA256 1081a008943d8c67a28d92519792534bd58927cc3f5a010cf4f1ffb04ef5ae04
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • netwire

C2
  • fingers1.ddns.net:3360

Attributes
  • activex_autorun

    false

  • copy_executable

    false

  • delete_original

    false

  • host_id

    HostId-%Rand%

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    false

  • offline_keylogger

    true

  • password

    Password

  • 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.

  • Drops startup file 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • 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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e49c09156be771b3d16101905e9fa96f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e49c09156be771b3d16101905e9fa96f_JaffaCakes118.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1352
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\4o01mmks\4o01mmks.cmdline"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2360
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES9990.tmp" "c:\Users\Admin\AppData\Local\Temp\4o01mmks\CSC433F234DC0A94380A67D375FB952F4EB.TMP"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1508
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4264

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        4o01mmks.dll

        • Path C:\Users\Admin\AppData\Local\Temp\4o01mmks\4o01mmks.dll
        • Size 19KB
        • SHA256 67f9dc1cbac32b2569a68bcf7097f6ec13b51b95a4d8aaf747edadc5b282c8d1
        • MD5 SHA1 SHA512 SSDEEP

        4o01mmks.pdb

        • Path C:\Users\Admin\AppData\Local\Temp\4o01mmks\4o01mmks.pdb
        • Size 65KB
        • SHA256 b2bf3637a8dbf2a78b023967c38868ed77141352c73645bc465fa11ea95065f0
        • MD5 SHA1 SHA512 SSDEEP

        RES9990.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\RES9990.tmp
        • Size 1KB
        • SHA256 b516a81124c855edbf7892b8fe9f77f95fda6ef91da04f2d9eeb5b16fc2e700e
        • MD5 SHA1 SHA512

        4o01mmks.0.cs

        • Path \??\c:\Users\Admin\AppData\Local\Temp\4o01mmks\4o01mmks.0.cs
        • Size 44KB
        • SHA256 3b522318f5dfa7c3582aae67e62e33776273cfd5d5538f9326759e89a88f7007
        • MD5 SHA1 SHA512 SSDEEP

        4o01mmks.cmdline

        • Path \??\c:\Users\Admin\AppData\Local\Temp\4o01mmks\4o01mmks.cmdline
        • Size 312B
        • SHA256 eeb99eddb014172ba3aacce08b7699c31f80db6c4117b989348dfa4766dcaf17
        • MD5 SHA1 SHA512

        CSC433F234DC0A94380A67D375FB952F4EB.TMP

        • Path \??\c:\Users\Admin\AppData\Local\Temp\4o01mmks\CSC433F234DC0A94380A67D375FB952F4EB.TMP
        • Size 1KB
        • SHA256 3a45498ec02e303523ccabe4177960391d3b143d84c947391f0b7c0b3de426be
        • MD5 SHA1 SHA512

        memory/1352-19-0x00000000050B0000-0x0000000005142000-memory.dmp

        memory/1352-5-0x0000000074A30000-0x00000000751E0000-memory.dmp

        memory/1352-1-0x0000000000650000-0x000000000069A000-memory.dmp

        memory/1352-17-0x0000000002A00000-0x0000000002A0C000-memory.dmp

        memory/1352-0-0x0000000074A3E000-0x0000000074A3F000-memory.dmp

        memory/1352-20-0x0000000005070000-0x00000000050A2000-memory.dmp

        memory/1352-21-0x0000000005050000-0x000000000505C000-memory.dmp

        memory/1352-23-0x00000000054C0000-0x00000000054EC000-memory.dmp

        memory/1352-24-0x0000000005740000-0x00000000057DC000-memory.dmp

        memory/1352-29-0x0000000074A30000-0x00000000751E0000-memory.dmp

        memory/4264-25-0x0000000000400000-0x000000000042C000-memory.dmp

        memory/4264-28-0x0000000000400000-0x000000000042C000-memory.dmp

        memory/4264-30-0x0000000000400000-0x000000000042C000-memory.dmp