General

  • Target

    58c8906065cabfab0c890bcfbe5e413047d202a8d63c5a91d2fa412105a51640

  • Size

    3.4MB

  • Sample

    230328-pye8rscf81

  • MD5

    7ec965e32ac74c0bca472f4fc57167af

  • SHA1

    4111886321f09463ab0ae76820eb0d4042a5fac0

  • SHA256

    58c8906065cabfab0c890bcfbe5e413047d202a8d63c5a91d2fa412105a51640

  • SHA512

    54ba7bbeb52fa749ae7f549962daf00a473a05d0e4420f1208378d4d44f3df208878d9bc6a5e02cc851ebf1c3b6412019783803ae80781e068f4ae3e07758409

  • SSDEEP

    98304:IUwOIEK84WQsykAeYXkAeYUaMImg8C0QuetJuR21C/yIq/dhl/O4i/TksjdFwvh9:IUwOIEK84WQsykAeYXkAeYUaMImg8C0e

Malware Config

Targets

    • Target

      58c8906065cabfab0c890bcfbe5e413047d202a8d63c5a91d2fa412105a51640

    • Size

      3.4MB

    • MD5

      7ec965e32ac74c0bca472f4fc57167af

    • SHA1

      4111886321f09463ab0ae76820eb0d4042a5fac0

    • SHA256

      58c8906065cabfab0c890bcfbe5e413047d202a8d63c5a91d2fa412105a51640

    • SHA512

      54ba7bbeb52fa749ae7f549962daf00a473a05d0e4420f1208378d4d44f3df208878d9bc6a5e02cc851ebf1c3b6412019783803ae80781e068f4ae3e07758409

    • SSDEEP

      98304:IUwOIEK84WQsykAeYXkAeYUaMImg8C0QuetJuR21C/yIq/dhl/O4i/TksjdFwvh9:IUwOIEK84WQsykAeYXkAeYUaMImg8C0e

    • 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

    • Modifies file permissions

    • UPX packed file

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

    • Checks whether UAC is enabled

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

File Permissions Modification

1
T1222

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Tasks