Analysis

  • max time kernel
    599s
  • max time network
    578s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    30-05-2024 13:14

General

  • Target

    12.exe

  • Size

    60KB

  • MD5

    912c5ade2dc17f825036e94fdd85b063

  • SHA1

    7ac8e63df65e14b4d4d4beca2204418485fa3cfa

  • SHA256

    b333067f0a6a6b025855c409b291cea8bf7bf8056ac31c1b64d04cc257f60dc6

  • SHA512

    d3b2f6b3b111804ac5235180b1bd859140fa34e0ff47b7689d6ea719de017d98c8971adfc9efdcecbd688a12c22d358896538b4a54b9739cb95003da348fd9ed

  • SSDEEP

    1536:5WkxdnRY2jXz0DjhzHIV2/O1dnR/kCNkbf5xFgnQNURUOLCiF:5W2dnRYYIDVa22LnR/TkbfPtOLhF

Malware Config

Extracted

Family

xworm

C2

t-screening.gl.at.ply.gg:11852

Attributes
  • Install_directory

    %Userprofile%

  • install_file

    ww.exe

Signatures

  • Detect Xworm Payload 8 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Drops startup file 2 IoCs
  • Executes dropped EXE 10 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).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\12.exe
    "C:\Users\Admin\AppData\Local\Temp\12.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1732
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "ww" /tr "C:\Users\Admin\ww.exe"
      2⤵
      • Creates scheduled task(s)
      PID:2992
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {8D4C6E91-67BA-42DB-BF9C-8DDE79B39B12} S-1-5-21-2737914667-933161113-3798636211-1000:PUMARTNR\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2500
    • C:\Users\Admin\ww.exe
      C:\Users\Admin\ww.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2652
    • C:\Users\Admin\ww.exe
      C:\Users\Admin\ww.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:336
    • C:\Users\Admin\ww.exe
      C:\Users\Admin\ww.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1916
    • C:\Users\Admin\ww.exe
      C:\Users\Admin\ww.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1112
    • C:\Users\Admin\ww.exe
      C:\Users\Admin\ww.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1952
    • C:\Users\Admin\ww.exe
      C:\Users\Admin\ww.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2988
    • C:\Users\Admin\ww.exe
      C:\Users\Admin\ww.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1236
    • C:\Users\Admin\ww.exe
      C:\Users\Admin\ww.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1604
    • C:\Users\Admin\ww.exe
      C:\Users\Admin\ww.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2588
    • C:\Users\Admin\ww.exe
      C:\Users\Admin\ww.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:600

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\ww.exe

    Filesize

    60KB

    MD5

    912c5ade2dc17f825036e94fdd85b063

    SHA1

    7ac8e63df65e14b4d4d4beca2204418485fa3cfa

    SHA256

    b333067f0a6a6b025855c409b291cea8bf7bf8056ac31c1b64d04cc257f60dc6

    SHA512

    d3b2f6b3b111804ac5235180b1bd859140fa34e0ff47b7689d6ea719de017d98c8971adfc9efdcecbd688a12c22d358896538b4a54b9739cb95003da348fd9ed

  • memory/336-15-0x0000000001380000-0x0000000001396000-memory.dmp

    Filesize

    88KB

  • memory/600-27-0x00000000000F0000-0x0000000000106000-memory.dmp

    Filesize

    88KB

  • memory/1112-19-0x0000000000B10000-0x0000000000B26000-memory.dmp

    Filesize

    88KB

  • memory/1732-0-0x000007FEF5D83000-0x000007FEF5D84000-memory.dmp

    Filesize

    4KB

  • memory/1732-1-0x0000000000090000-0x00000000000A6000-memory.dmp

    Filesize

    88KB

  • memory/1732-6-0x000007FEF5D80000-0x000007FEF676C000-memory.dmp

    Filesize

    9.9MB

  • memory/1732-7-0x000007FEF5D83000-0x000007FEF5D84000-memory.dmp

    Filesize

    4KB

  • memory/1732-12-0x000007FEF5D80000-0x000007FEF676C000-memory.dmp

    Filesize

    9.9MB

  • memory/1916-17-0x0000000000380000-0x0000000000396000-memory.dmp

    Filesize

    88KB

  • memory/1952-21-0x0000000001100000-0x0000000001116000-memory.dmp

    Filesize

    88KB

  • memory/2652-11-0x0000000000EF0000-0x0000000000F06000-memory.dmp

    Filesize

    88KB