General

  • Target

    0e79b3f12fb89ad3c9e3816ca02b2da1204f632e33ca158970f849f1c85a7a41

  • Size

    961KB

  • Sample

    210518-e7f9jhe4w6

  • MD5

    0cbe837b9e16be637db3733703a491bf

  • SHA1

    92220856f8ed04b96cde3f22471584826d81cc09

  • SHA256

    0e79b3f12fb89ad3c9e3816ca02b2da1204f632e33ca158970f849f1c85a7a41

  • SHA512

    c8fe2da6253097243138c016148c4f085af65030ceadce0f36fa531d11d265318b0bce50280ae8dc629c7f89658d3bcb1751100a4f02f18cdb67af211a68ee40

Malware Config

Targets

    • Target

      0e79b3f12fb89ad3c9e3816ca02b2da1204f632e33ca158970f849f1c85a7a41

    • Size

      961KB

    • MD5

      0cbe837b9e16be637db3733703a491bf

    • SHA1

      92220856f8ed04b96cde3f22471584826d81cc09

    • SHA256

      0e79b3f12fb89ad3c9e3816ca02b2da1204f632e33ca158970f849f1c85a7a41

    • SHA512

      c8fe2da6253097243138c016148c4f085af65030ceadce0f36fa531d11d265318b0bce50280ae8dc629c7f89658d3bcb1751100a4f02f18cdb67af211a68ee40

    • 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