General

  • Target

    file

  • Size

    6KB

  • Sample

    230331-yl3mzada28

  • MD5

    66a6b22a4eca35a755d88a3fabe2a416

  • SHA1

    1da0b468c271d9c403e626f9744397d4622eba28

  • SHA256

    a1c36df5c06da575a048d57392e628f4d54a57ca672fb4bceb72e835f43ca054

  • SHA512

    9c2f0c86ecd7e8d0f83d85491d9062d851940f56bfad7392a87fb4596783bb47e61f0891e7a8e1d141fd695210decc85fad52d0d139d34b0b0d304e92797e9cc

  • SSDEEP

    96:/mIDsliuFWZaijPe5Qpj2YJR3Bq2AOArcPF1wydBaKyr9nORDe8uloYLued8s7er:/JYliuFskY2YH//LsWahr9nqe7pa/R/

Malware Config

Targets

    • Target

      file

    • Size

      6KB

    • MD5

      66a6b22a4eca35a755d88a3fabe2a416

    • SHA1

      1da0b468c271d9c403e626f9744397d4622eba28

    • SHA256

      a1c36df5c06da575a048d57392e628f4d54a57ca672fb4bceb72e835f43ca054

    • SHA512

      9c2f0c86ecd7e8d0f83d85491d9062d851940f56bfad7392a87fb4596783bb47e61f0891e7a8e1d141fd695210decc85fad52d0d139d34b0b0d304e92797e9cc

    • SSDEEP

      96:/mIDsliuFWZaijPe5Qpj2YJR3Bq2AOArcPF1wydBaKyr9nORDe8uloYLued8s7er:/JYliuFskY2YH//LsWahr9nqe7pa/R/

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Registers COM server for autorun

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Change Default File Association

1
T1042

Registry Run Keys / Startup Folder

2
T1060

Defense Evasion

Modify Registry

3
T1112

Discovery

Query Registry

6
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Tasks