Analysis

  • max time kernel
    16s
  • max time network
    17s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/03/2025, 14:00

General

  • Target

    xlib86.exe

  • Size

    624KB

  • MD5

    15d1f00d56be9a75ef838df7296fd36e

  • SHA1

    eaecc49bebee74cd142af04ba5047acfc1c10db2

  • SHA256

    0295fc7acaed48393649e69a4a604a682afd9fa832d6c69ba5a0ed6f15471fe4

  • SHA512

    9f61f4350ef961b9ef29930f9fcfca0b756cb8fe1b48707b6be591cdfd71f1347996566bfb89cdb543ee39d2ad899019a7638429f340f6351d5043258933e437

  • SSDEEP

    12288:URZ+IoG/n9IQxW3OBseUUT+tcYbga2N7O+WJu/Z9kBTdxFZA:u2G/nvxW3WieCga2LGMkLxFi

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 34 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\xlib86.exe
    "C:\Users\Admin\AppData\Local\Temp\xlib86.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4472
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Surrogatewinhostmonitordhcp\pMePjNUURw4Ot6IwNhicgojYWDsEz7.vbe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4144
  • 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:3324

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Surrogatewinhostmonitordhcp\pMePjNUURw4Ot6IwNhicgojYWDsEz7.vbe

    Filesize

    222B

    MD5

    4c50c05f5f29b843d193aada8904def2

    SHA1

    7a2fda1bd825504e53778699cff394e8743135e0

    SHA256

    ca5ad7488b13ef487e396935d7c9fc873f57b5e0a704ca1c8a62e12cab603b3f

    SHA512

    2acd62e4969c79158a549e98049f4f16b23f4935d1c738eac28fbdcf438c37d9898e851a70b95e6cc370af4f4358e76305de5becb0f629c90060cf60f8742893

  • memory/3324-9-0x000002A485240000-0x000002A485241000-memory.dmp

    Filesize

    4KB

  • memory/3324-8-0x000002A485240000-0x000002A485241000-memory.dmp

    Filesize

    4KB

  • memory/3324-10-0x000002A485240000-0x000002A485241000-memory.dmp

    Filesize

    4KB

  • memory/3324-20-0x000002A485240000-0x000002A485241000-memory.dmp

    Filesize

    4KB

  • memory/3324-19-0x000002A485240000-0x000002A485241000-memory.dmp

    Filesize

    4KB

  • memory/3324-18-0x000002A485240000-0x000002A485241000-memory.dmp

    Filesize

    4KB

  • memory/3324-17-0x000002A485240000-0x000002A485241000-memory.dmp

    Filesize

    4KB

  • memory/3324-16-0x000002A485240000-0x000002A485241000-memory.dmp

    Filesize

    4KB

  • memory/3324-15-0x000002A485240000-0x000002A485241000-memory.dmp

    Filesize

    4KB

  • memory/3324-14-0x000002A485240000-0x000002A485241000-memory.dmp

    Filesize

    4KB