General

  • Target

    https://download.cnet.com/SuperAntiSpyware-Free-Edition/3000-8022_4-10523889.html

  • Sample

    220119-s567lsbbgj

Malware Config

Targets

    • Target

      https://download.cnet.com/SuperAntiSpyware-Free-Edition/3000-8022_4-10523889.html

    • Registers COM server for autorun

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • suricata: ET MALWARE Fake Software Download Redirect Leading to Malware M3

      suricata: ET MALWARE Fake Software Download Redirect Leading to Malware M3

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Sets service image path in registry

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • 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.

    • Checks whether UAC is enabled

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

3
T1060

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Modify Registry

4
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

7
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

7
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Tasks