Analysis

  • max time kernel
    124s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/03/2025, 17:14

General

  • Target

    kosom.exe

  • Size

    30KB

  • MD5

    5cf4a1f272de59123997ab014820da98

  • SHA1

    2e18de3b11979fffbb7ba990b32ec37d9e528cb0

  • SHA256

    0df47fd491c9bf62e9948b9a952d75d2ca4cdeeca696ac71ccd1016a9f348b19

  • SHA512

    44c21ebc2cc4f5a665f2388d1ba00d30d8e0b0569069fc12eed33b463820027ad6e135777d8feb245c9f2e3f4f2c128a7f8b18e531f8d7ed2d68078ad2f575fd

  • SSDEEP

    384:p7wTA+5OfPgEBQqWvfcQLZe3sK0hYACSqR/inw2uRugtFuBLTIOZw/WVnvn9IkV1:JrgECfLHKMYAoR/iw2uBFE9RgOqhNbg

Score
10/10

Malware Config

Extracted

Family

xworm

Version

3.1

C2

show-commentary.gl.at.ply.gg:19243

Mutex

TJBpUvAwYAstsP7U

Attributes
  • install_file

    USB.exe

aes.plain

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\kosom.exe
    "C:\Users\Admin\AppData\Local\Temp\kosom.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2316

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2316-0-0x00007FFDED073000-0x00007FFDED075000-memory.dmp

    Filesize

    8KB

  • memory/2316-1-0x00000000001C0000-0x00000000001CE000-memory.dmp

    Filesize

    56KB

  • memory/2316-2-0x00007FFDED070000-0x00007FFDEDB31000-memory.dmp

    Filesize

    10.8MB

  • memory/2316-3-0x00007FFDED073000-0x00007FFDED075000-memory.dmp

    Filesize

    8KB

  • memory/2316-4-0x00007FFDED070000-0x00007FFDEDB31000-memory.dmp

    Filesize

    10.8MB