Analysis

  • max time kernel
    269s
  • max time network
    300s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/07/2024, 14:18

General

  • Target

    New folder/XClient - Copy (16).exe

  • Size

    63KB

  • MD5

    2ec6a81606494f96a98e62ea7bbf370a

  • SHA1

    c11efe9e36f56b9187547b83a82aec7d53ca8a0f

  • SHA256

    d9ae6b8d1057175b7fec23351b5731f54286bda4c7990b4d05a4790a22054f1f

  • SHA512

    147020aa1336583b66d265de731643ba463323716936a836ae0c0b8322bf389b5effa56701e636d547def03f0e83ca00a6acf73cc3320b1eefce0d2756f785f4

  • SSDEEP

    1536:5NQxMwbdqmz+cwBOjjkbXJO6Yq9xMO23WxD:rQSiomz+cw8jjkbXAWuO23AD

Score
10/10

Malware Config

Extracted

Family

xworm

C2

father-status.gl.at.ply.gg:64204

Attributes
  • Install_directory

    %AppData%

  • install_file

    $77-penisware-cumedition.exe

Signatures

  • Detect Xworm Payload 2 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\New folder\XClient - Copy (16).exe
    "C:\Users\Admin\AppData\Local\Temp\New folder\XClient - Copy (16).exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:912
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "$77-penisware-cumedition" /tr "C:\Users\Admin\AppData\Roaming\$77-penisware-cumedition.exe"
      2⤵
      • Scheduled Task/Job: Scheduled Task
      PID:3540
  • C:\Users\Admin\AppData\Roaming\$77-penisware-cumedition.exe
    C:\Users\Admin\AppData\Roaming\$77-penisware-cumedition.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:1696
  • C:\Users\Admin\AppData\Roaming\$77-penisware-cumedition.exe
    C:\Users\Admin\AppData\Roaming\$77-penisware-cumedition.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:4228
  • C:\Users\Admin\AppData\Roaming\$77-penisware-cumedition.exe
    C:\Users\Admin\AppData\Roaming\$77-penisware-cumedition.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:4268
  • C:\Users\Admin\AppData\Roaming\$77-penisware-cumedition.exe
    C:\Users\Admin\AppData\Roaming\$77-penisware-cumedition.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:2096
  • C:\Users\Admin\AppData\Roaming\$77-penisware-cumedition.exe
    C:\Users\Admin\AppData\Roaming\$77-penisware-cumedition.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:1412

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\$77-penisware-cumedition.exe.log

    Filesize

    654B

    MD5

    2ff39f6c7249774be85fd60a8f9a245e

    SHA1

    684ff36b31aedc1e587c8496c02722c6698c1c4e

    SHA256

    e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced

    SHA512

    1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1

  • C:\Users\Admin\AppData\Roaming\$77-penisware-cumedition.exe

    Filesize

    63KB

    MD5

    2ec6a81606494f96a98e62ea7bbf370a

    SHA1

    c11efe9e36f56b9187547b83a82aec7d53ca8a0f

    SHA256

    d9ae6b8d1057175b7fec23351b5731f54286bda4c7990b4d05a4790a22054f1f

    SHA512

    147020aa1336583b66d265de731643ba463323716936a836ae0c0b8322bf389b5effa56701e636d547def03f0e83ca00a6acf73cc3320b1eefce0d2756f785f4

  • memory/912-0-0x0000000000240000-0x0000000000256000-memory.dmp

    Filesize

    88KB

  • memory/912-1-0x00007FF90D5F3000-0x00007FF90D5F5000-memory.dmp

    Filesize

    8KB

  • memory/912-3-0x00007FF90D5F0000-0x00007FF90E0B1000-memory.dmp

    Filesize

    10.8MB

  • memory/912-6-0x00007FF90D5F0000-0x00007FF90E0B1000-memory.dmp

    Filesize

    10.8MB

  • memory/1696-7-0x00007FF90D5F0000-0x00007FF90E0B1000-memory.dmp

    Filesize

    10.8MB

  • memory/1696-9-0x00007FF90D5F0000-0x00007FF90E0B1000-memory.dmp

    Filesize

    10.8MB