General

  • Target

    2a9e7c533ef29c4c39ee61f7154d18c6

  • Size

    4.9MB

  • Sample

    230321-ggelxaah71

  • MD5

    2a9e7c533ef29c4c39ee61f7154d18c6

  • SHA1

    6d288064e15bf370ae49ca7b1bd4a906c403e821

  • SHA256

    5ca073902855e78c2225d74c98ea68c4c7b0235c53150e3a6986b73934f19062

  • SHA512

    987f4581405f99461634534b8cb35a20f37700bf5ce463e24a53ea3dec9740aeb7d0b2300943ae74ae857bcad0cc71f0cccdd580ac7249c1f51c8c002f85c75d

  • SSDEEP

    98304:Z7mSREy3EB1ZucSijV6lMo5ikEwhqr7nANR:Z3R735cS8Evhqra

Malware Config

Targets

    • Target

      2a9e7c533ef29c4c39ee61f7154d18c6

    • Size

      4.9MB

    • MD5

      2a9e7c533ef29c4c39ee61f7154d18c6

    • SHA1

      6d288064e15bf370ae49ca7b1bd4a906c403e821

    • SHA256

      5ca073902855e78c2225d74c98ea68c4c7b0235c53150e3a6986b73934f19062

    • SHA512

      987f4581405f99461634534b8cb35a20f37700bf5ce463e24a53ea3dec9740aeb7d0b2300943ae74ae857bcad0cc71f0cccdd580ac7249c1f51c8c002f85c75d

    • SSDEEP

      98304:Z7mSREy3EB1ZucSijV6lMo5ikEwhqr7nANR:Z3R735cS8Evhqra

    • 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

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Tasks