General

  • Target

    a0ae17fec9cc2599805480adfca3ab1f9db4c100c25d5939f5585ce76cc2b230

  • Size

    3.4MB

  • Sample

    230328-fhknwaag8y

  • MD5

    b5c5f6531aaa91b3ecfd8202ba41f38b

  • SHA1

    d102174f6ebeb420a5171912649b50516728f17d

  • SHA256

    a0ae17fec9cc2599805480adfca3ab1f9db4c100c25d5939f5585ce76cc2b230

  • SHA512

    ab67e0dc3ae6b3d60c314bbf479d50fec6360d3d0c3d645789d3f3b641f3b55d6f65b21c9f57b735caa7bca35ffc6c999f6b9ad2afb6715db57603cbfd42d028

  • SSDEEP

    98304:ZJuR21C/yIq/dhl/O4i/TksjdFwvhzjMSwRVq:Z8D/yIqlhlW4i/QsnwZzjMSeVq

Malware Config

Targets

    • Target

      a0ae17fec9cc2599805480adfca3ab1f9db4c100c25d5939f5585ce76cc2b230

    • Size

      3.4MB

    • MD5

      b5c5f6531aaa91b3ecfd8202ba41f38b

    • SHA1

      d102174f6ebeb420a5171912649b50516728f17d

    • SHA256

      a0ae17fec9cc2599805480adfca3ab1f9db4c100c25d5939f5585ce76cc2b230

    • SHA512

      ab67e0dc3ae6b3d60c314bbf479d50fec6360d3d0c3d645789d3f3b641f3b55d6f65b21c9f57b735caa7bca35ffc6c999f6b9ad2afb6715db57603cbfd42d028

    • SSDEEP

      98304:ZJuR21C/yIq/dhl/O4i/TksjdFwvhzjMSwRVq:Z8D/yIqlhlW4i/QsnwZzjMSeVq

    • 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