General

  • Target

    https://www.upload.ee/files/15813331/XWorm_V5.0.zip.html

  • Sample

    240410-w13v6sfh47

Malware Config

Extracted

Family

phemedrone

C2

https://api.telegram.org/bot5393393816:AAEAXp-5zN1DxlsNGsPhc99RWe99d19vZ3I/sendMessage?chat_id=-1001523505230

Targets

    • Target

      https://www.upload.ee/files/15813331/XWorm_V5.0.zip.html

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Phemedrone

      An information and wallet stealer written in C#.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • AgentTesla payload

    • XMRig Miner payload

    • Modifies Installed Components in the registry

    • Checks computer location settings

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

    • Drops startup file

    • 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.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Looks up external IP address via web service

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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

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

2
T1112

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

5
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

2
T1120

Collection

Data from Local System

1
T1005

Tasks