Overview

overview

10

Static

static

10

test.exe

windows7-x64

10

test.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    test.exe

  • Size

    39KB

  • Sample

    240511-m8246sdf2t

  • MD5

    0446595878b2f661f83dd44494b6acb1

  • SHA1

    5b08a09245a1e865e128d7599030e9048b255557

  • SHA256

    1c4be8d559c87ecefc43b58b4381d1478780578df7997585493d8d38ab9e960e

  • SHA512

    f1f0bdaf7d13cb82c2bd4360c6454a346fcbe7549bde5d1ed7e7e6e0fb51600b614d3c89e80a521269e6d3ce509a5f82fce211a471d1f3ea5cf1a3a2b6816cfe

  • SSDEEP

    768:0G7+qmT8ztyh6pwDYvCjpv6hCuuJf27j1fFWPG9/r6OOwhZjObH:DfmT8ztyh6pwDnVwCuuJf4Fv9/r6OOwU

Score
10/10
xwormexecutionpersistencerattrojan

Malware Config

Extracted

Family

xworm

Version

5.0

C2

95.26.76.187:25565

Mutex

b5XhLgxznwjVoTKY

Attributes
  • Install_directory

    %AppData%

  • install_file

    XClient.exe

aes.plain

Targets

    • Target

      test.exe

    • Size

      39KB

    • MD5

      0446595878b2f661f83dd44494b6acb1

    • SHA1

      5b08a09245a1e865e128d7599030e9048b255557

    • SHA256

      1c4be8d559c87ecefc43b58b4381d1478780578df7997585493d8d38ab9e960e

    • SHA512

      f1f0bdaf7d13cb82c2bd4360c6454a346fcbe7549bde5d1ed7e7e6e0fb51600b614d3c89e80a521269e6d3ce509a5f82fce211a471d1f3ea5cf1a3a2b6816cfe

    • SSDEEP

      768:0G7+qmT8ztyh6pwDYvCjpv6hCuuJf27j1fFWPG9/r6OOwhZjObH:DfmT8ztyh6pwDnVwCuuJf4Fv9/r6OOwU

    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
    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