Analysis

  • max time kernel
    22s
  • max time network
    7s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250313-en
  • resource tags

    arch:x64arch:x86image:win11-20250313-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    06/04/2025, 12:53

General

  • Target

    yewowrkqw.exe

  • Size

    44KB

  • MD5

    17b7f69c106ac1286a2f6ec3655668f8

  • SHA1

    91c951e29adbfad36b9c596b2591bae6e2cb05a5

  • SHA256

    5066005caba8dc57486c82bf82f452ed41b11c19fb16c9e0e8f64c4a19f577f6

  • SHA512

    52dd8d6a679d80cbd2bc57ae31528c00d3ab5037c33c19506098658cb4e7ade77790ac1e63bc3f7b6dc1748205257aaf7f3463bba12f3ef87f9e79449c80462f

  • SSDEEP

    768:pO36H7BEIliviyzwmLP8SBVKSbFEPa9b9Bq6tOFhazbKSg:ptBE9cm1BVrFd9pBq6tOFcXg

Score
10/10

Malware Config

Extracted

Family

xworm

Version

5.0

C2

Javv-46764.portmap.host:46764:2443

Mutex

czmCI6dS2JGO2CQ7

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

aes.plain

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\yewowrkqw.exe
    "C:\Users\Admin\AppData\Local\Temp\yewowrkqw.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3056

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3056-0-0x00007FF956E13000-0x00007FF956E15000-memory.dmp

    Filesize

    8KB

  • memory/3056-1-0x0000000000BF0000-0x0000000000C02000-memory.dmp

    Filesize

    72KB

  • memory/3056-2-0x00007FF956E10000-0x00007FF9578D2000-memory.dmp

    Filesize

    10.8MB

  • memory/3056-3-0x00007FF956E10000-0x00007FF9578D2000-memory.dmp

    Filesize

    10.8MB