General

  • Target

    d3c5e789d12756e34a5461e809640b52.bin

  • Size

    15.2MB

  • Sample

    240630-egtpqaxbnj

  • MD5

    d3c5e789d12756e34a5461e809640b52

  • SHA1

    d8b9710872f0c3ba3e75e3bcd56071625cf4592e

  • SHA256

    b1c30897a9ce11448790b40a820dd26571c9815b277b229715fadf0199870ac2

  • SHA512

    267624b56bb7901fa66d7f8cd9fb5e0602a9054649b15738f84eafd06b56997f552310228a01087e5558725b43c38af87e224570e0e3a4ec570d8f6e0159481e

  • SSDEEP

    393216:AlAEncAYaYUCwkm0r0McGg9p+aBfdRG1itJLr:SnOUCwL/2mpLf/G1YLr

Malware Config

Extracted

Family

xworm

Version

5.0

C2

5.tcp.eu.ngrok.io:14831

Mutex

tGWGfcswkH2xASVw

Attributes
  • Install_directory

    %AppData%

  • install_file

    svchost.exe

aes.plain

Targets

    • Target

      d3c5e789d12756e34a5461e809640b52.bin

    • Size

      15.2MB

    • MD5

      d3c5e789d12756e34a5461e809640b52

    • SHA1

      d8b9710872f0c3ba3e75e3bcd56071625cf4592e

    • SHA256

      b1c30897a9ce11448790b40a820dd26571c9815b277b229715fadf0199870ac2

    • SHA512

      267624b56bb7901fa66d7f8cd9fb5e0602a9054649b15738f84eafd06b56997f552310228a01087e5558725b43c38af87e224570e0e3a4ec570d8f6e0159481e

    • SSDEEP

      393216:AlAEncAYaYUCwkm0r0McGg9p+aBfdRG1itJLr:SnOUCwL/2mpLf/G1YLr

    • Detect Xworm Payload

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Tasks