General

  • Target

    b49eb2976690e5b935af8e2ce8792da99b51c8596759e7bc72f526d5fb8d9bad

  • Size

    1.8MB

  • Sample

    220809-f79z3afdd3

  • MD5

    4a6392d48f39fd32688100133f63858b

  • SHA1

    d4840c47a5546fd7d0d43948dcc4f9df78f1ae2b

  • SHA256

    b49eb2976690e5b935af8e2ce8792da99b51c8596759e7bc72f526d5fb8d9bad

  • SHA512

    aae9aeebe2ec5238867a7a998e19eb23c56e7bcac7f3732578755918bfbe909dd580d33df073c3c7372a3cb04fe431ed9e52b51c2de8076bdda666ad3b31bf9d

Score
9/10

Malware Config

Targets

    • Target

      b49eb2976690e5b935af8e2ce8792da99b51c8596759e7bc72f526d5fb8d9bad

    • Size

      1.8MB

    • MD5

      4a6392d48f39fd32688100133f63858b

    • SHA1

      d4840c47a5546fd7d0d43948dcc4f9df78f1ae2b

    • SHA256

      b49eb2976690e5b935af8e2ce8792da99b51c8596759e7bc72f526d5fb8d9bad

    • SHA512

      aae9aeebe2ec5238867a7a998e19eb23c56e7bcac7f3732578755918bfbe909dd580d33df073c3c7372a3cb04fe431ed9e52b51c2de8076bdda666ad3b31bf9d

    Score
    9/10
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Executes dropped EXE

    • Checks BIOS information in registry

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

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

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

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Tasks