Analysis

  • max time kernel
    141s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    19-08-2024 03:26

General

  • Target

    a96533382ddf3cd1c5c55f5e0859f61d_JaffaCakes118.exe

  • Size

    259KB

  • MD5

    a96533382ddf3cd1c5c55f5e0859f61d

  • SHA1

    07a54f5d529028aa32685e6dee2f38399383a019

  • SHA256

    057bda152070b56a3170751013a6faa954486d59f30e9c651f11d5d0c8ff0f86

  • SHA512

    bdd0e90e038f1e2e4063e5b5c96b2196b4b2ccd5dbeece9d5f1c7980dc6f25bf7a2af0ed12c83fdab44693e148e63fe95268a86e9e8d888b82a3332a8f0ed8da

  • SSDEEP

    3072:5glIhtTqeH5AcfDEunEb7hWsve7bKW9FWCtC0y9LgxgFM7c38ECh7Wa:5glIXqeH5Nwbl5ve7e+CN9KcMEu7W

Malware Config

Extracted

Family

netwire

C2

haija.mine.nu:1996

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 7 IoCs
  • Netwire

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Suspicious use of SetThreadContext 1 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 8 IoCs

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

  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a96533382ddf3cd1c5c55f5e0859f61d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a96533382ddf3cd1c5c55f5e0859f61d_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2524
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c copy "C:/Users/Admin/AppData/Local/Temp/a96533382ddf3cd1c5c55f5e0859f61d_JaffaCakes118.exe" "%appdata%\FolderN\name.exe" /Y
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2288
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v Load /t REG_SZ /d "%appdata%\FolderN\name.exe.lnk" /f
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2860
      • 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\FolderN\name.exe.lnk" /f
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2292
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c echo [zoneTransfer]ZoneID = 2 > %appdata%\FolderN\name.exe:Zone.Identifier
      2⤵
      • Subvert Trust Controls: Mark-of-the-Web Bypass
      • System Location Discovery: System Language Discovery
      • NTFS ADS
      PID:568
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ren "%appdata%\FolderN\name.exe.jpg" name.exe
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2156
    • C:\Users\Admin\AppData\Roaming\tmp.exe
      "C:\Users\Admin\AppData\Roaming\tmp.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2012
    • C:\Users\Admin\AppData\Local\Temp\a96533382ddf3cd1c5c55f5e0859f61d_JaffaCakes118.exe
      "C:/Users/Admin/AppData/Local/Temp/a96533382ddf3cd1c5c55f5e0859f61d_JaffaCakes118.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2260

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\FolderN\name.exe

    Filesize

    259KB

    MD5

    a96533382ddf3cd1c5c55f5e0859f61d

    SHA1

    07a54f5d529028aa32685e6dee2f38399383a019

    SHA256

    057bda152070b56a3170751013a6faa954486d59f30e9c651f11d5d0c8ff0f86

    SHA512

    bdd0e90e038f1e2e4063e5b5c96b2196b4b2ccd5dbeece9d5f1c7980dc6f25bf7a2af0ed12c83fdab44693e148e63fe95268a86e9e8d888b82a3332a8f0ed8da

  • \Users\Admin\AppData\Roaming\tmp.exe

    Filesize

    127KB

    MD5

    59d4a1a07a77a4dde4e12fb732255bb0

    SHA1

    7bacb9baf21d237774334620fc5d83a87152df01

    SHA256

    7abfcbe1e0bd2e71d3a753953364936f55d7574a900ca81838f7dc20985bb04e

    SHA512

    83f258a7f66078adf1ea71f5e9e1c243b22d4cfd766f23567b993333818a2b87b4aa00a396e85f04a2a92af00654addd6d7750ea280f28dad54565cea56cca00

  • memory/2012-38-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2260-33-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2260-30-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2260-22-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2260-21-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2260-28-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2260-24-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2260-32-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2260-26-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2260-34-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2524-3-0x00000000006D0000-0x00000000006F8000-memory.dmp

    Filesize

    160KB

  • memory/2524-0-0x0000000074A0E000-0x0000000074A0F000-memory.dmp

    Filesize

    4KB

  • memory/2524-2-0x0000000074A00000-0x00000000750EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2524-35-0x0000000074A0E000-0x0000000074A0F000-memory.dmp

    Filesize

    4KB

  • memory/2524-36-0x0000000074A00000-0x00000000750EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2524-37-0x0000000074A00000-0x00000000750EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2524-1-0x0000000000D20000-0x0000000000D68000-memory.dmp

    Filesize

    288KB