Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-11-2024 03:12

General

  • Target

    c5f4dab7c8114f6fd9742fed88895a12192bbbfdb5c6438f85c89a645961e142.exe

  • Size

    1.0MB

  • MD5

    e0de437a9326cd6a11e17b6a9fd9963f

  • SHA1

    fd866c5a382e9ce7c5492dbee1e47b90f6b56531

  • SHA256

    c5f4dab7c8114f6fd9742fed88895a12192bbbfdb5c6438f85c89a645961e142

  • SHA512

    18549cda4eb213966a9fedf63e997cd0dd5f4f338237b73ec3873997bde9566b85dc380e645624e7424f85be98c5c3574c544770365e01f7cc5af9a4fa9dfe51

  • SSDEEP

    24576:ffmMv6Ckr7Mny5QLmy4m8bMT0urDgE1tgZG3:f3v+7/5QLIbM3Dtg0

Malware Config

Extracted

Family

xworm

Version

5.0

C2

66.154.103.135:4800

Mutex

rm4C0XC5aW9eGOEB

Attributes
  • install_file

    USB.exe

aes.plain

Signatures

  • Detect Xworm Payload 33 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 47 IoCs
  • Suspicious use of SendNotifyMessage 47 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c5f4dab7c8114f6fd9742fed88895a12192bbbfdb5c6438f85c89a645961e142.exe
    "C:\Users\Admin\AppData\Local\Temp\c5f4dab7c8114f6fd9742fed88895a12192bbbfdb5c6438f85c89a645961e142.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4532
    • C:\Users\Admin\AppData\Local\murkest\meshuggenah.exe
      "C:\Users\Admin\AppData\Local\Temp\c5f4dab7c8114f6fd9742fed88895a12192bbbfdb5c6438f85c89a645961e142.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3448
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\c5f4dab7c8114f6fd9742fed88895a12192bbbfdb5c6438f85c89a645961e142.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:808

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\murkest\meshuggenah.exe

    Filesize

    1.0MB

    MD5

    e0de437a9326cd6a11e17b6a9fd9963f

    SHA1

    fd866c5a382e9ce7c5492dbee1e47b90f6b56531

    SHA256

    c5f4dab7c8114f6fd9742fed88895a12192bbbfdb5c6438f85c89a645961e142

    SHA512

    18549cda4eb213966a9fedf63e997cd0dd5f4f338237b73ec3873997bde9566b85dc380e645624e7424f85be98c5c3574c544770365e01f7cc5af9a4fa9dfe51

  • memory/808-12-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/808-13-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/808-14-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/808-15-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/808-16-0x000000007432E000-0x000000007432F000-memory.dmp

    Filesize

    4KB

  • memory/808-17-0x0000000002490000-0x00000000024AE000-memory.dmp

    Filesize

    120KB

  • memory/808-18-0x0000000074320000-0x0000000074AD0000-memory.dmp

    Filesize

    7.7MB

  • memory/808-19-0x0000000074320000-0x0000000074AD0000-memory.dmp

    Filesize

    7.7MB

  • memory/808-21-0x0000000004AF0000-0x0000000004B0E000-memory.dmp

    Filesize

    120KB

  • memory/808-20-0x0000000005150000-0x00000000056F4000-memory.dmp

    Filesize

    5.6MB

  • memory/808-79-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-81-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-188-0x0000000004C40000-0x0000000004CDC000-memory.dmp

    Filesize

    624KB

  • memory/808-77-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-75-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-71-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-69-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-67-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-65-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-63-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-61-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-57-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-56-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-53-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-51-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-49-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-47-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-45-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-43-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-41-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-39-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-37-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-35-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-33-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-31-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-29-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-73-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-27-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-59-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-25-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-23-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-22-0x0000000004AF0000-0x0000000004B07000-memory.dmp

    Filesize

    92KB

  • memory/808-189-0x0000000074320000-0x0000000074AD0000-memory.dmp

    Filesize

    7.7MB

  • memory/808-190-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/808-191-0x000000007432E000-0x000000007432F000-memory.dmp

    Filesize

    4KB

  • memory/808-192-0x0000000074320000-0x0000000074AD0000-memory.dmp

    Filesize

    7.7MB

  • memory/808-193-0x00000000058B0000-0x0000000005916000-memory.dmp

    Filesize

    408KB

  • memory/808-194-0x00000000064F0000-0x0000000006582000-memory.dmp

    Filesize

    584KB

  • memory/808-195-0x0000000074320000-0x0000000074AD0000-memory.dmp

    Filesize

    7.7MB

  • memory/3448-10-0x0000000003DB0000-0x0000000003FB0000-memory.dmp

    Filesize

    2.0MB

  • memory/4532-2-0x00000000041B0000-0x00000000043B0000-memory.dmp

    Filesize

    2.0MB