General

  • Target

    https://g4u.to/en/8415-minecraft-multi70-elamigos

  • Sample

    230528-qjcd1aff2v

Malware Config

Targets

    • Target

      https://g4u.to/en/8415-minecraft-multi70-elamigos

    • Bazar Loader

      Detected loader normally used to deploy BazarBackdoor malware.

    • Bazar/Team9 Loader payload

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

    • Contacts a large (755) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Reads user/profile data of web browsers

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

    • Registers COM server for autorun

    • 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 Chrome extension

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Change Default File Association

1
T1042

Registry Run Keys / Startup Folder

2
T1060

Browser Extensions

1
T1176

Defense Evasion

Modify Registry

5
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Network Service Scanning

2
T1046

Query Registry

5
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Tasks