Resubmissions

10-03-2024 06:47

240310-hkqc9aef53 9

10-03-2024 06:41

240310-hfy5lafa7x 7

10-03-2024 06:40

240310-hfjpxafa6t 1

10-03-2024 06:37

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10-03-2024 06:31

240310-haeh1aec64 10

General

  • Target

    https://goo.su/5WBEji

  • Sample

    240310-hkqc9aef53

Malware Config

Targets

    • Target

      https://goo.su/5WBEji

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

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

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • 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.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Virtualization/Sandbox Evasion

1
T1497

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Remote System Discovery

1
T1018

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

2
T1490

Tasks