General

  • Target

    6967ad2db5873c18221e22fa532bff25_JaffaCakes118

  • Size

    846KB

  • Sample

    240523-cmefwaac55

  • MD5

    6967ad2db5873c18221e22fa532bff25

  • SHA1

    831e3c6f666db9a0fbd8a48e35e8a343cbf8e540

  • SHA256

    da4fe55e9b429839afbbdc6e0e011666fefeb0eb9ea7e1182216495ba62ef36b

  • SHA512

    6161344d49299984526977dd6e8f23ad2f0771e9c1511d934bef38258e0d881fcaf9248265e60074b6d5717349ba96740430efb01cd7a952059182544aeee93a

  • SSDEEP

    6144:UZfec9EbXDk6RksKJrG1VVE+Ih/UOPSe570Szp3sGFrQZb++tdsHP4+QfI6U9/UD:UZWtI6RkLupOB03erQZb+md4w1UWOB0H

Malware Config

Targets

    • Target

      6967ad2db5873c18221e22fa532bff25_JaffaCakes118

    • Size

      846KB

    • MD5

      6967ad2db5873c18221e22fa532bff25

    • SHA1

      831e3c6f666db9a0fbd8a48e35e8a343cbf8e540

    • SHA256

      da4fe55e9b429839afbbdc6e0e011666fefeb0eb9ea7e1182216495ba62ef36b

    • SHA512

      6161344d49299984526977dd6e8f23ad2f0771e9c1511d934bef38258e0d881fcaf9248265e60074b6d5717349ba96740430efb01cd7a952059182544aeee93a

    • SSDEEP

      6144:UZfec9EbXDk6RksKJrG1VVE+Ih/UOPSe570Szp3sGFrQZb++tdsHP4+QfI6U9/UD:UZWtI6RkLupOB03erQZb+md4w1UWOB0H

    • Disables service(s)

    • Modifies visibility of file extensions in Explorer

    • Blocks application from running via registry modification

      Adds application to list of disallowed applications.

    • Sets file execution options in registry

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Replication Through Removable Media

1
T1091

Execution

System Services

1
T1569

Service Execution

1
T1569.002

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Modify Registry

2
T1112

Lateral Movement

Replication Through Removable Media

1
T1091

Impact

Service Stop

1
T1489

Tasks