General

  • Target

    eff9f95a5331a8f32d955fafea52edd124a65e860b9d99a750cfa4661c35b792

  • Size

    1.9MB

  • Sample

    210302-y3x85zy5ae

  • MD5

    a715874f0f4b74663d39cebbeda9d55b

  • SHA1

    bc51d6fc97300bea3fc81f907f8c2d64cda864a0

  • SHA256

    eff9f95a5331a8f32d955fafea52edd124a65e860b9d99a750cfa4661c35b792

  • SHA512

    12cf17d7736700b913a6f68493bb372ea538ebd19a124d2005946f5dc59060837a2a4f4bf921b6fa41850c7390fc3cf7546281a4be14b7b966f06e38c7e26cf6

Score
10/10

Malware Config

Targets

    • Target

      eff9f95a5331a8f32d955fafea52edd124a65e860b9d99a750cfa4661c35b792

    • Size

      1.9MB

    • MD5

      a715874f0f4b74663d39cebbeda9d55b

    • SHA1

      bc51d6fc97300bea3fc81f907f8c2d64cda864a0

    • SHA256

      eff9f95a5331a8f32d955fafea52edd124a65e860b9d99a750cfa4661c35b792

    • SHA512

      12cf17d7736700b913a6f68493bb372ea538ebd19a124d2005946f5dc59060837a2a4f4bf921b6fa41850c7390fc3cf7546281a4be14b7b966f06e38c7e26cf6

    Score
    10/10
    • Modifies WinLogon for persistence

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Executes dropped EXE

    • Drops startup file

    • Loads dropped DLL

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • 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 v6

Initial Access

Replication Through Removable Media

1
T1091

Persistence

Winlogon Helper DLL

1
T1004

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Replication Through Removable Media

1
T1091

Tasks