Analysis

  • max time kernel
    60s
  • max time network
    5s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250217-en
  • resource tags

    arch:x64arch:x86image:win11-20250217-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    08/03/2025, 13:22

General

  • Target

    NursultanAlpha.exe

  • Size

    75KB

  • MD5

    2ddd08162c20e92a6d4b3703e06ba3c9

  • SHA1

    3c6bae2a365046055a059f8093e97d9354eb760c

  • SHA256

    8482c4662f7a0eb238bc77da5797d584e5d70a7329d46e933d43419ffa543d14

  • SHA512

    6b43c427612e02cffedad02cd790fff23d53e59fdc7f1f14c60bad5dca4a85f5a53987530aae07cf7b477e544b84f45864353932d72fa90b9469c4895b081257

  • SSDEEP

    1536:fNjt+7kgroBkEsFfxROKsMpwbP/A/NRUGu6NOHBKz1EuH:9M7kHdsFfDOKfebP/Ak6OAz1/H

Score
10/10

Malware Config

Extracted

Family

xworm

C2

mature-pressing.gl.at.ply.gg:38503

Attributes
  • Install_directory

    %ProgramData%

  • 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.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 46 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 42 IoCs
  • Suspicious use of SendNotifyMessage 42 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NursultanAlpha.exe
    "C:\Users\Admin\AppData\Local\Temp\NursultanAlpha.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2152
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /0
    1⤵
    • Checks SCSI registry key(s)
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:4872

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2152-0-0x00007FF8AE193000-0x00007FF8AE195000-memory.dmp

    Filesize

    8KB

  • memory/2152-1-0x0000000000CD0000-0x0000000000CEA000-memory.dmp

    Filesize

    104KB

  • memory/2152-2-0x00007FF8AE190000-0x00007FF8AEC52000-memory.dmp

    Filesize

    10.8MB

  • memory/2152-3-0x00007FF8AE190000-0x00007FF8AEC52000-memory.dmp

    Filesize

    10.8MB

  • memory/4872-6-0x0000028965570000-0x0000028965571000-memory.dmp

    Filesize

    4KB

  • memory/4872-5-0x0000028965570000-0x0000028965571000-memory.dmp

    Filesize

    4KB

  • memory/4872-4-0x0000028965570000-0x0000028965571000-memory.dmp

    Filesize

    4KB

  • memory/4872-11-0x0000028965570000-0x0000028965571000-memory.dmp

    Filesize

    4KB

  • memory/4872-10-0x0000028965570000-0x0000028965571000-memory.dmp

    Filesize

    4KB

  • memory/4872-16-0x0000028965570000-0x0000028965571000-memory.dmp

    Filesize

    4KB

  • memory/4872-15-0x0000028965570000-0x0000028965571000-memory.dmp

    Filesize

    4KB

  • memory/4872-14-0x0000028965570000-0x0000028965571000-memory.dmp

    Filesize

    4KB

  • memory/4872-13-0x0000028965570000-0x0000028965571000-memory.dmp

    Filesize

    4KB

  • memory/4872-12-0x0000028965570000-0x0000028965571000-memory.dmp

    Filesize

    4KB