General

  • Target

    test4.py

  • Size

    6KB

  • Sample

    240806-b23xcavgpm

  • MD5

    dfb0e3f35735c67c64412aac829c07ca

  • SHA1

    1b0f000739cc49a6341b3763d91b4502478d15a2

  • SHA256

    ac47f02b46662b44d165011849885bf381b2d2525dd14f663871c87fa351fa86

  • SHA512

    2dbeb97b28a5d2fc24d8e1663124419c8c8e0fe49039b08c5201a6d9282db7f4126bb0b5f15c2180d1290626c1dd3ddcb443c4f221254a9660894e2d0c26358d

  • SSDEEP

    96:f7uxc/e/D/YQ0mgsYNry2eTX3EtcXt10E2nNnrL2:Si/e/D/8ZLV+X3D92nNnrL2

Malware Config

Targets

    • Target

      test4.py

    • Size

      6KB

    • MD5

      dfb0e3f35735c67c64412aac829c07ca

    • SHA1

      1b0f000739cc49a6341b3763d91b4502478d15a2

    • SHA256

      ac47f02b46662b44d165011849885bf381b2d2525dd14f663871c87fa351fa86

    • SHA512

      2dbeb97b28a5d2fc24d8e1663124419c8c8e0fe49039b08c5201a6d9282db7f4126bb0b5f15c2180d1290626c1dd3ddcb443c4f221254a9660894e2d0c26358d

    • SSDEEP

      96:f7uxc/e/D/YQ0mgsYNry2eTX3EtcXt10E2nNnrL2:Si/e/D/8ZLV+X3D92nNnrL2

    • Dharma

      Dharma is a ransomware that uses security software installation to hide malicious activities.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Downloads MZ/PE file

    • Credentials from Password Stores: Windows Credential Manager

      Suspicious access to Credentials History.

    • Deletes itself

    • Drops startup file

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • 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.

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v13

Execution

Windows Management Instrumentation

1
T1047

Persistence

Event Triggered Execution

1
T1546

Component Object Model Hijacking

1
T1546.015

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Event Triggered Execution

1
T1546

Component Object Model Hijacking

1
T1546.015

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Modify Registry

1
T1112

Subvert Trust Controls

1
T1553

SIP and Trust Provider Hijacking

1
T1553.003

Direct Volume Access

1
T1006

Credential Access

Credentials from Password Stores

2
T1555

Credentials from Web Browsers

1
T1555.003

Windows Credential Manager

1
T1555.004

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

3
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

3
T1082

Browser Information Discovery

1
T1217

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Impact

Inhibit System Recovery

2
T1490

Tasks