General

  • Target

    Main__File.exe

  • Size

    3.8MB

  • Sample

    220307-xzpgtsaebn

  • MD5

    1ed83087be2b1284b30649a8da6a684d

  • SHA1

    1ac6f1f0e7c9c068105ed97e25cdee72abd029ab

  • SHA256

    ac4f3f5419ba904e15370cdaa5999b764e139fe0029d643563503b7c6560b756

  • SHA512

    0b18f961a77e1482e30b14a4d1ef63dfcca16dd41db09a47d0b23f9a2217688b50ecc88e3e4281009663c31ec1ec5c1a22b94bdc9398687d8af940230a5aed1d

Malware Config

Targets

    • Target

      Main__File.exe

    • Size

      3.8MB

    • MD5

      1ed83087be2b1284b30649a8da6a684d

    • SHA1

      1ac6f1f0e7c9c068105ed97e25cdee72abd029ab

    • SHA256

      ac4f3f5419ba904e15370cdaa5999b764e139fe0029d643563503b7c6560b756

    • SHA512

      0b18f961a77e1482e30b14a4d1ef63dfcca16dd41db09a47d0b23f9a2217688b50ecc88e3e4281009663c31ec1ec5c1a22b94bdc9398687d8af940230a5aed1d

    • 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.

    • 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Tasks