Overview

overview

10

Static

static

1

c9e28b7463...d0.exe

windows7-x64

10

c9e28b7463...d0.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe

  • Size

    1.2MB

  • Sample

    240522-r2taxaef79

  • MD5

    1e1f743c9d9a9d5496581c66c1c4809f

  • SHA1

    4424d0964e994c29bf0df195275b0dcd8044a265

  • SHA256

    c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0

  • SHA512

    9f3021a812d28fce994b24c2ed4700b895b6a86b4480f93831423d737e95ba473fb3427fff303dc16c23ebae4029bd7810bbbef79a941f4548074517c8bcf2fc

  • SSDEEP

    24576:tgayxRTdHecknPKQ5w1UxudAs2OoCK15r78W61SgFT2sBGa2:n/nxQK15S3FT2sUa2

Score
10/10
xwormevasionexecutionrattrojan

Malware Config

Extracted

Family

xworm

Version

5.0

C2

79.110.49.133:5700

Mutex

Bg9JRZDpyEfXxrAy

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target

      c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0.exe

    • Size

      1.2MB

    • MD5

      1e1f743c9d9a9d5496581c66c1c4809f

    • SHA1

      4424d0964e994c29bf0df195275b0dcd8044a265

    • SHA256

      c9e28b7463a51e94366558b4e4252e96a42d92a8798f8cbf69b4f11a1b72a6d0

    • SHA512

      9f3021a812d28fce994b24c2ed4700b895b6a86b4480f93831423d737e95ba473fb3427fff303dc16c23ebae4029bd7810bbbef79a941f4548074517c8bcf2fc

    • SSDEEP

      24576:tgayxRTdHecknPKQ5w1UxudAs2OoCK15r78W61SgFT2sBGa2:n/nxQK15S3FT2sUa2

    Score
    10/10
    xwormevasionexecutionrattrojan

    • Detect Xworm Payload

    • UAC bypass

      evasiontrojan

    • Windows security bypass

      evasiontrojan

    • 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.

    • Windows security modification

      evasiontrojan

    • Checks whether UAC is enabled

      evasiontrojan

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

3
T1562

Disable or Modify Tools

3
T1562.001

Modify Registry

4
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks