General

  • Target

    eb57ba7cfee891c5eb53342a08d24be486e03b10d97e7f9f19d8242669395bab

  • Size

    4.2MB

  • Sample

    230606-2c34xsge6y

  • MD5

    759f2f02a05653e88824dbc87bb13753

  • SHA1

    1a502fc07e7f6beca400283628556ee1acaf1a4d

  • SHA256

    eb57ba7cfee891c5eb53342a08d24be486e03b10d97e7f9f19d8242669395bab

  • SHA512

    c1bf0130b04b915966e2404c5b00cf4f0e460de3357ebca713cbcb72baeec0fe124b54a8bb1f9b9bcb1888c7df249cc198ae20b1ba497d9fbbc0830d31f74197

  • SSDEEP

    98304:TCXgtvYrM88gRyaQy+erhrT7EEfw6+uo055wYcZL43PTwGGzCzUNG:TAAvYrcaQ4rh8r62Y8U3P09zrG

Malware Config

Targets

    • Target

      eb57ba7cfee891c5eb53342a08d24be486e03b10d97e7f9f19d8242669395bab

    • Size

      4.2MB

    • MD5

      759f2f02a05653e88824dbc87bb13753

    • SHA1

      1a502fc07e7f6beca400283628556ee1acaf1a4d

    • SHA256

      eb57ba7cfee891c5eb53342a08d24be486e03b10d97e7f9f19d8242669395bab

    • SHA512

      c1bf0130b04b915966e2404c5b00cf4f0e460de3357ebca713cbcb72baeec0fe124b54a8bb1f9b9bcb1888c7df249cc198ae20b1ba497d9fbbc0830d31f74197

    • SSDEEP

      98304:TCXgtvYrM88gRyaQy+erhrT7EEfw6+uo055wYcZL43PTwGGzCzUNG:TAAvYrcaQ4rh8r62Y8U3P09zrG

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • 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.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Tasks