Overview

overview

10

Static

static

3

rootcute.exe

windows7-x64

10

rootcute.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    rootcute.exe

  • Size

    448KB

  • Sample

    240614-2tcnastapn

  • MD5

    f81dc14bd1106cbe4bfc7852d72e1f9b

  • SHA1

    a983323d2dbdf808faa0868cdc85ec9d2a86c628

  • SHA256

    1d6473b8d36b5e67caac53fee7e4461b0d48781199da1ca1bf984bea1a4fcef8

  • SHA512

    3f7b9024fb3e62cd4c9ce193314cb24dfacd724c50fb5e3aa647e19f719a40008e321bf1ed904b049e72c1a5fd0903342f3424f8f538de5fd7d7c860f6d89fb0

  • SSDEEP

    6144:ndqxtYhoUcF8VwrOPG9081hTd+f8QuLODOcF4cZGzg3Hbh6TXGc/ZOF/eiTA18vz:ewHwCc3hTd+f8tbg9YzvTWcUei8Gr

Score
10/10
xwormexecutionpersistencerattrojan

Malware Config

Extracted

Family

xworm

Version

3.0

C2

available-music.gl.at.ply.gg:43415

Mutex

VOQ8XUyxR3mHekGx

Attributes
  • Install_directory

    %Temp%

  • install_file

    USB.exe

aes.plain

Extracted

Family

xworm

C2

done-declared.gl.at.ply.gg:43143

Attributes
  • install_file

    USB.exe

Targets

    • Target

      rootcute.exe

    • Size

      448KB

    • MD5

      f81dc14bd1106cbe4bfc7852d72e1f9b

    • SHA1

      a983323d2dbdf808faa0868cdc85ec9d2a86c628

    • SHA256

      1d6473b8d36b5e67caac53fee7e4461b0d48781199da1ca1bf984bea1a4fcef8

    • SHA512

      3f7b9024fb3e62cd4c9ce193314cb24dfacd724c50fb5e3aa647e19f719a40008e321bf1ed904b049e72c1a5fd0903342f3424f8f538de5fd7d7c860f6d89fb0

    • SSDEEP

      6144:ndqxtYhoUcF8VwrOPG9081hTd+f8QuLODOcF4cZGzg3Hbh6TXGc/ZOF/eiTA18vz:ewHwCc3hTd+f8tbg9YzvTWcUei8Gr

    Score
    10/10
    xwormexecutionpersistencerattrojan

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks