Overview

overview

10

Static

static

3

10b3c6068f...1e.exe

windows7-x64

7

10b3c6068f...1e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    10b3c6068f0a789fb58f35230fdf9ab01f54aba30cf50fb06566f09568df7d1e.exe

  • Size

    8.5MB

  • Sample

    240630-bdtzjavbpk

  • MD5

    f87fe42f687b5960b4b1bd73e6a9aae9

  • SHA1

    4425a5fabfd6900d539a57504e1c2b2c730028b4

  • SHA256

    10b3c6068f0a789fb58f35230fdf9ab01f54aba30cf50fb06566f09568df7d1e

  • SHA512

    3cd2cb1c315ccf5f5c4b565ec65f394bb6a9cc977ecd5f92598739cf6ac07f8a544fac5976960c474011acd08be39777c87ddeae0f7525641ce65e598029c971

  • SSDEEP

    196608:yKPX6QBPR9pBhoxI5DQo7yH+LH6GzpbFqKK+27CwXlOBZY++Vd:yjUp9W0DR7awaGzpAKKNn1g4d

Score
10/10
xwormexecutionpersistenceratspywarestealertrojan

Malware Config

Extracted

Family

xworm

C2

91.92.241.69:5555

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    PhoneLink.exe

Targets

    • Target

      10b3c6068f0a789fb58f35230fdf9ab01f54aba30cf50fb06566f09568df7d1e.exe

    • Size

      8.5MB

    • MD5

      f87fe42f687b5960b4b1bd73e6a9aae9

    • SHA1

      4425a5fabfd6900d539a57504e1c2b2c730028b4

    • SHA256

      10b3c6068f0a789fb58f35230fdf9ab01f54aba30cf50fb06566f09568df7d1e

    • SHA512

      3cd2cb1c315ccf5f5c4b565ec65f394bb6a9cc977ecd5f92598739cf6ac07f8a544fac5976960c474011acd08be39777c87ddeae0f7525641ce65e598029c971

    • SSDEEP

      196608:yKPX6QBPR9pBhoxI5DQo7yH+LH6GzpbFqKK+27CwXlOBZY++Vd:yjUp9W0DR7awaGzpAKKNn1g4d

    Score
    10/10
    executionxwormpersistenceratspywarestealertrojan

    • 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.

    • 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.

      spywarestealer

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

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

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

2
T1059

PowerShell

2
T1059.001

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

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks