Analysis

  • max time kernel
    32s
  • max time network
    32s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/03/2025, 10:59

General

  • Target

    Steam.exe

  • Size

    146KB

  • MD5

    efcdd89ce48a4a1c856dbd2526f872fb

  • SHA1

    a96626a12d24c0bce4bce65f6226580e69713ffe

  • SHA256

    ca3b14261b2aec92409905ecfe956ed544908f3651f04bf19dbcfdcc235063a4

  • SHA512

    74bffba125852c62eabd2781b67f638d140e61f4abead64c2b6adffdfcfbb2d054598798f8ef4a41208b46838009e821558245b8a05bc47399beb9621c6c7d7c

  • SSDEEP

    1536:r1RGEW6DtIMaHWUDNhKGbMhIGIpUJL637OlDBdP7zZfUm7IZx+P32gTNTwhfdDp:r1LXtC/MGbMhk7OlDf3Zj7Iq+gJTefr

Score
10/10

Malware Config

Extracted

Family

xworm

C2

some-event.gl.at.ply.gg:47661

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

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.

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 50 IoCs
  • Suspicious use of SendNotifyMessage 50 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Steam.exe
    "C:\Users\Admin\AppData\Local\Temp\Steam.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4728
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:4904

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4728-0-0x00007FFAE5373000-0x00007FFAE5375000-memory.dmp

    Filesize

    8KB

  • memory/4728-1-0x0000000000F80000-0x0000000000FAA000-memory.dmp

    Filesize

    168KB

  • memory/4728-2-0x00007FFAE5370000-0x00007FFAE5E31000-memory.dmp

    Filesize

    10.8MB

  • memory/4728-3-0x000000001CA70000-0x000000001CB72000-memory.dmp

    Filesize

    1.0MB

  • memory/4728-4-0x00007FFAE5370000-0x00007FFAE5E31000-memory.dmp

    Filesize

    10.8MB

  • memory/4904-5-0x0000027FC6B50000-0x0000027FC6B51000-memory.dmp

    Filesize

    4KB

  • memory/4904-7-0x0000027FC6B50000-0x0000027FC6B51000-memory.dmp

    Filesize

    4KB

  • memory/4904-6-0x0000027FC6B50000-0x0000027FC6B51000-memory.dmp

    Filesize

    4KB

  • memory/4904-17-0x0000027FC6B50000-0x0000027FC6B51000-memory.dmp

    Filesize

    4KB

  • memory/4904-16-0x0000027FC6B50000-0x0000027FC6B51000-memory.dmp

    Filesize

    4KB

  • memory/4904-15-0x0000027FC6B50000-0x0000027FC6B51000-memory.dmp

    Filesize

    4KB

  • memory/4904-14-0x0000027FC6B50000-0x0000027FC6B51000-memory.dmp

    Filesize

    4KB

  • memory/4904-13-0x0000027FC6B50000-0x0000027FC6B51000-memory.dmp

    Filesize

    4KB

  • memory/4904-12-0x0000027FC6B50000-0x0000027FC6B51000-memory.dmp

    Filesize

    4KB

  • memory/4904-11-0x0000027FC6B50000-0x0000027FC6B51000-memory.dmp

    Filesize

    4KB