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Analysis

  • max time kernel
    6s
  • max time network
    0s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    08/03/2025, 19:51

General

  • Target

    test.exe

  • Size

    59KB

  • MD5

    0989805ebfa10a6112b1e19846182c95

  • SHA1

    9c101d98d26c6d5e2374e4d8baab393631d358d8

  • SHA256

    412621eea530f0835ff50ff44c174b55d45fd36400319b054788920535b7d586

  • SHA512

    c96cbc20c5bf93cac574fa6795bc413f7a8e0becab5343bf824819ab9443ae41fd05ec5976ba89888b97aef5e95df561b7f1e57d2251ebb9dfcd5348e044d602

  • SSDEEP

    1536:2nF3FOqPlMQvp7eq6IzbhY1iv2n+u65n18ZCOmTzg5:2nFxPqG7YIzby1B+118IOmTU5

Malware Config

Extracted

Family

xworm

Version

3.1

C2

Jameson1312313-53869.portmap.host:53869:8848

Attributes
  • Install_directory

    %AppData%

  • install_file

    fortnite.exe

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Drops startup file 2 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).

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\test.exe
    "C:\Users\Admin\AppData\Local\Temp\test.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2020
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\test.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2400
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'test.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2748
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\test.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2740

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\U2N4FDGDI3OXAH1991U6.temp

    Filesize

    7KB

    MD5

    8196bee6e4b076075358a0ef3bd6bcd6

    SHA1

    82b44ec0a5545f7f20bdeac55f7a8bde078710ac

    SHA256

    072326140c2a79e226998521a4408ddd21703c39c2e7b9fb74f54d31f87cbca0

    SHA512

    95d173d7f5fcaa682586799664ea520658216bbdde30231710b628fc2760b70de38e4cf990e57bbc6144663f2c6bb9aa43872d28877179466861b3462cdccdd3

  • memory/2020-0-0x000007FEF5DC3000-0x000007FEF5DC4000-memory.dmp

    Filesize

    4KB

  • memory/2020-1-0x0000000001220000-0x0000000001236000-memory.dmp

    Filesize

    88KB

  • memory/2020-27-0x000000001B2E0000-0x000000001B360000-memory.dmp

    Filesize

    512KB

  • memory/2400-6-0x0000000002DC0000-0x0000000002E40000-memory.dmp

    Filesize

    512KB

  • memory/2400-7-0x000000001B740000-0x000000001BA22000-memory.dmp

    Filesize

    2.9MB

  • memory/2400-8-0x0000000001E60000-0x0000000001E68000-memory.dmp

    Filesize

    32KB

  • memory/2748-14-0x000000001B660000-0x000000001B942000-memory.dmp

    Filesize

    2.9MB

  • memory/2748-15-0x0000000001E80000-0x0000000001E88000-memory.dmp

    Filesize

    32KB