General

  • Target

    0dd81f56f279afc218ecee419bfce86bd1c339b68012cef75b9586f0e276fef0

  • Size

    1014KB

  • Sample

    210518-ttq9b2sbw2

  • MD5

    9886479ae7902f047409a32d28c9ca9c

  • SHA1

    a973cb1cb0c088bbde87338eff2136d56db5f97e

  • SHA256

    0dd81f56f279afc218ecee419bfce86bd1c339b68012cef75b9586f0e276fef0

  • SHA512

    eb6298a867136dba43d7e2180ed5c9c0e744a278b005ee3e624d8291860a391f7621a01f24902c62d35b0c91ac64f0f40b6f65996847cfdae8479525783188c3

Malware Config

Targets

    • Target

      0dd81f56f279afc218ecee419bfce86bd1c339b68012cef75b9586f0e276fef0

    • Size

      1014KB

    • MD5

      9886479ae7902f047409a32d28c9ca9c

    • SHA1

      a973cb1cb0c088bbde87338eff2136d56db5f97e

    • SHA256

      0dd81f56f279afc218ecee419bfce86bd1c339b68012cef75b9586f0e276fef0

    • SHA512

      eb6298a867136dba43d7e2180ed5c9c0e744a278b005ee3e624d8291860a391f7621a01f24902c62d35b0c91ac64f0f40b6f65996847cfdae8479525783188c3

    • Modifies WinLogon for persistence

    • Modifies system executable filetype association

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Drops file in Drivers directory

    • Sets service image path in registry

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Loads dropped DLL

    • 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

    • Drops file in System32 directory

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