General

  • Target

    0186816c48f06a87b15ab657303f03128f21ecbcd424dc3e4fdebd8298e3be99

  • Size

    611KB

  • Sample

    210517-k34wl24kkj

  • MD5

    0e0fe53bfa36edc1972fcf8374ccdcd6

  • SHA1

    b53d557a17f8728da751e138802766c1d757216f

  • SHA256

    0186816c48f06a87b15ab657303f03128f21ecbcd424dc3e4fdebd8298e3be99

  • SHA512

    caa5fcd0fb665a49142e50c2077e630cb449b236776d7b5ccfcc72aa08a7a4a284966d1d81cb6be87b8a69fb2e526d31e4e9f15572c67cc80da931260d5d3116

Malware Config

Targets

    • Target

      0186816c48f06a87b15ab657303f03128f21ecbcd424dc3e4fdebd8298e3be99

    • Size

      611KB

    • MD5

      0e0fe53bfa36edc1972fcf8374ccdcd6

    • SHA1

      b53d557a17f8728da751e138802766c1d757216f

    • SHA256

      0186816c48f06a87b15ab657303f03128f21ecbcd424dc3e4fdebd8298e3be99

    • SHA512

      caa5fcd0fb665a49142e50c2077e630cb449b236776d7b5ccfcc72aa08a7a4a284966d1d81cb6be87b8a69fb2e526d31e4e9f15572c67cc80da931260d5d3116

    • Modifies WinLogon for persistence

    • Modifies system executable filetype association

    • Drops file in Drivers directory

    • Sets service image path in registry

    • Adds Run key to start application

    • Enumerates connected drives

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

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Modifies WinLogon

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Winlogon Helper DLL

2
T1004

Change Default File Association

1
T1042

Registry Run Keys / Startup Folder

2
T1060

Browser Extensions

1
T1176

Defense Evasion

Modify Registry

6
T1112

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Tasks