General

  • Target

    XWorm V5.4 VIP.exe

  • Size

    19.5MB

  • Sample

    240418-zhyehsed58

  • MD5

    ca5eeda7e1544e366297bc60cfcc62d6

  • SHA1

    9aa3feb9c6fff23a1f2761154e4b7ee301359c32

  • SHA256

    7808a34c79967a6c054a4650cb433424de207bbd4806e7c020eb413949320d87

  • SHA512

    4887b42ca43d5f83faed6766509a2e7de37da92aabd76e39d553220c3889ddd9e9a282e67e90c51c9de2f72749e21ce7f6e7ba1dc53aeadfe0cb6600853a3748

  • SSDEEP

    393216:qac3DWlHgInL4UX5flIlR3rNfPW06S1H9kUyI:qDDWpZRJWR3rA0vH9kU/

Malware Config

Targets

    • Target

      XWorm V5.4 VIP.exe

    • Size

      19.5MB

    • MD5

      ca5eeda7e1544e366297bc60cfcc62d6

    • SHA1

      9aa3feb9c6fff23a1f2761154e4b7ee301359c32

    • SHA256

      7808a34c79967a6c054a4650cb433424de207bbd4806e7c020eb413949320d87

    • SHA512

      4887b42ca43d5f83faed6766509a2e7de37da92aabd76e39d553220c3889ddd9e9a282e67e90c51c9de2f72749e21ce7f6e7ba1dc53aeadfe0cb6600853a3748

    • SSDEEP

      393216:qac3DWlHgInL4UX5flIlR3rNfPW06S1H9kUyI:qDDWpZRJWR3rA0vH9kU/

    • MilleniumRat

      MilleniumRat is a remote access trojan written in C#.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • 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.

MITRE ATT&CK Matrix ATT&CK v13

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

2
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Process Discovery

1
T1057

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks