Overview

overview

10

Static

static

10

3242176743...98.exe

windows7-x64

10

3242176743...98.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    324217674377be614ac6cdb886d3daef10d68842061a90df2430faf281076898

  • Size

    73KB

  • Sample

    240522-z2vgzaha35

  • MD5

    d1f0deefdb07b39c1e18729e4af99f9f

  • SHA1

    42aeb2f9ca2230bab8d731f31f812e83b33a2203

  • SHA256

    324217674377be614ac6cdb886d3daef10d68842061a90df2430faf281076898

  • SHA512

    67dc09db1b8d4dff43efa7f65c4cbca12e8a4cb2e187eb5632dab1e3c7ea268e4527a8dba416da1c92fe3fbe9e6b0337a0fea226083f4fb2cab69a7f01db00eb

  • SSDEEP

    1536:GUxpUnNr95mi/T+TbyObuR1rLjQM+0bAPCI68UOTmvRKJe4/:GUMNxTqTmObm174lLUOw8Jj/

Score
10/10
xwormexecutionpersistencerattrojan

Malware Config

Extracted

Family

xworm

C2

192.168.68.100:5552

wiz.bounceme.net:6000
Attributes
  • Install_directory

    %Userprofile%

  • install_file

    USB.exe

aes.plain

Targets

    • Target

      324217674377be614ac6cdb886d3daef10d68842061a90df2430faf281076898

    • Size

      73KB

    • MD5

      d1f0deefdb07b39c1e18729e4af99f9f

    • SHA1

      42aeb2f9ca2230bab8d731f31f812e83b33a2203

    • SHA256

      324217674377be614ac6cdb886d3daef10d68842061a90df2430faf281076898

    • SHA512

      67dc09db1b8d4dff43efa7f65c4cbca12e8a4cb2e187eb5632dab1e3c7ea268e4527a8dba416da1c92fe3fbe9e6b0337a0fea226083f4fb2cab69a7f01db00eb

    • SSDEEP

      1536:GUxpUnNr95mi/T+TbyObuR1rLjQM+0bAPCI68UOTmvRKJe4/:GUMNxTqTmObm174lLUOw8Jj/

    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 to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      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

    • Looks up external IP address via web service

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

    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

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks