Overview

overview

10

Static

static

3

2345678987...54.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    23456789876543456789087654.exe

  • Size

    7.0MB

  • Sample

    240609-n69a5sba47

  • MD5

    efd8b7a33283182f7578c6305ebbe0ec

  • SHA1

    8f266741e264931d5fd8fcffe558e802d0b30c41

  • SHA256

    25ecbcbfbf71ced8d240cd6d9823af4dd9efc18bc0596f8a9e163d24a4d1079a

  • SHA512

    6b0a2d0861bfe08c1a88b1742ffb2b33d7b24e8460f34f1077a2eaf49b3a4c6115fe6d6e39321b0ad7163490f1cf9b3431fbb3b5729f2c3445defee357037d5c

  • SSDEEP

    196608:H04LGVORbRIn26AJjHw8tybCYTqE5zFMgVCK:H04LGV8I26AW8tlsFMN

Score
10/10
xwormexecutionpersistencerattrojan

Malware Config

Extracted

Family

xworm

Version

5.0

Mutex

VoQgi7cuiO7Ae7H2

Attributes
  • Install_directory

    %AppData%

  • install_file

    Dllhost.exe

  • pastebin_url

    https://pastebin.com/raw/pw1j2xqz

aes.plain

Targets

    • Target

      23456789876543456789087654.exe

    • Size

      7.0MB

    • MD5

      efd8b7a33283182f7578c6305ebbe0ec

    • SHA1

      8f266741e264931d5fd8fcffe558e802d0b30c41

    • SHA256

      25ecbcbfbf71ced8d240cd6d9823af4dd9efc18bc0596f8a9e163d24a4d1079a

    • SHA512

      6b0a2d0861bfe08c1a88b1742ffb2b33d7b24e8460f34f1077a2eaf49b3a4c6115fe6d6e39321b0ad7163490f1cf9b3431fbb3b5729f2c3445defee357037d5c

    • SSDEEP

      196608:H04LGVORbRIn26AJjHw8tybCYTqE5zFMgVCK:H04LGV8I26AW8tlsFMN

    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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    behavioral1

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Resource Development

Reconnaissance

Tasks