Overview

overview

10

Static

static

1

b542502918...41.exe

windows7-x64

10

b542502918...41.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b542502918e537abff66105f9432f29e6d8ba7d4169b7d2894dd9ed3261e0141.exe

  • Size

    1.1MB

  • Sample

    240522-r383raeg7z

  • MD5

    78bd2bd5c0e94fa766e367a168bb4533

  • SHA1

    d7ea5bca4e50e39c6dca8c7b6831d7600c3ce2bb

  • SHA256

    b542502918e537abff66105f9432f29e6d8ba7d4169b7d2894dd9ed3261e0141

  • SHA512

    1a656e55ad828cc27956446a2d5e4d74b01d56d373aec3bb64c86d5239f4bebb225dc04af1bfebc8d7738c70578cc860e395992faddfbf69a9811c3871a8fe5b

  • SSDEEP

    24576:x8BmfWBiORmU0z9TY4VE6tH/R5Hn8AFFsY7bP78:uUjH/zfLsqP78

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

      b542502918e537abff66105f9432f29e6d8ba7d4169b7d2894dd9ed3261e0141.exe

    • Size

      1.1MB

    • MD5

      78bd2bd5c0e94fa766e367a168bb4533

    • SHA1

      d7ea5bca4e50e39c6dca8c7b6831d7600c3ce2bb

    • SHA256

      b542502918e537abff66105f9432f29e6d8ba7d4169b7d2894dd9ed3261e0141

    • SHA512

      1a656e55ad828cc27956446a2d5e4d74b01d56d373aec3bb64c86d5239f4bebb225dc04af1bfebc8d7738c70578cc860e395992faddfbf69a9811c3871a8fe5b

    • SSDEEP

      24576:x8BmfWBiORmU0z9TY4VE6tH/R5Hn8AFFsY7bP78:uUjH/zfLsqP78

    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