General

  • Target

    mmm.exe

  • Size

    7.1MB

  • Sample

    221006-afp8pagbhm

  • MD5

    3568da698c222ca033837fd9a76a1c8d

  • SHA1

    4086527305cef72e6955b26bc3f1d7235e8418bb

  • SHA256

    8b41f3a633587fbdd195b3a8f35a1561f0cbea8367a9980906274a7c595a286f

  • SHA512

    9257227fa739509e55aa45c7eab3fa8e0fdabc09133e5fae512aba98dde170e31350d29af963fbcff1aeea4e3a57c9679975ca15365ab61a6c83e2a371c7c590

  • SSDEEP

    196608:BYPG0jDqjvoKVFmfGrDgmaXqicPGQGiHOc:KPG0jDqjQwUurDgFXAOsB

Malware Config

Targets

    • Target

      mmm.exe

    • Size

      7.1MB

    • MD5

      3568da698c222ca033837fd9a76a1c8d

    • SHA1

      4086527305cef72e6955b26bc3f1d7235e8418bb

    • SHA256

      8b41f3a633587fbdd195b3a8f35a1561f0cbea8367a9980906274a7c595a286f

    • SHA512

      9257227fa739509e55aa45c7eab3fa8e0fdabc09133e5fae512aba98dde170e31350d29af963fbcff1aeea4e3a57c9679975ca15365ab61a6c83e2a371c7c590

    • SSDEEP

      196608:BYPG0jDqjvoKVFmfGrDgmaXqicPGQGiHOc:KPG0jDqjQwUurDgFXAOsB

    • Modifies security service

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • XMRig Miner payload

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Stops running service(s)

    • UPX packed file

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

    • Checks BIOS information in registry

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

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

2
T1031

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Virtualization/Sandbox Evasion

1
T1497

Impair Defenses

1
T1562

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Impact

Service Stop

1
T1489

Tasks