General

  • Target

    8a186ab95b6171884da48fa49c4c9e614e93b65d5c048e8a223f38c25e464f72

  • Size

    1.0MB

  • Sample

    210518-xsnjqvmxrj

  • MD5

    cf3d8c9acd375277886349734426a119

  • SHA1

    1ee1f6c4a3a608f3e7204485521dd7ff5584bdee

  • SHA256

    8a186ab95b6171884da48fa49c4c9e614e93b65d5c048e8a223f38c25e464f72

  • SHA512

    802568730f81502b1f644a22eb80b1e3f4f1c6002dfcc4e4faae2a08e69c212dd512a6a73aafab52c8f8df13a9ac4b6fe92f656991d0ddbc7ce98a106bccb106

Malware Config

Targets

    • Target

      8a186ab95b6171884da48fa49c4c9e614e93b65d5c048e8a223f38c25e464f72

    • Size

      1.0MB

    • MD5

      cf3d8c9acd375277886349734426a119

    • SHA1

      1ee1f6c4a3a608f3e7204485521dd7ff5584bdee

    • SHA256

      8a186ab95b6171884da48fa49c4c9e614e93b65d5c048e8a223f38c25e464f72

    • SHA512

      802568730f81502b1f644a22eb80b1e3f4f1c6002dfcc4e4faae2a08e69c212dd512a6a73aafab52c8f8df13a9ac4b6fe92f656991d0ddbc7ce98a106bccb106

    • 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