General

  • Target

    6c802135a37db67e60a254382f3a3075ec54025ffdda8c09b5da555f9d4a83d2

  • Size

    4.2MB

  • Sample

    230607-fhzg2agh54

  • MD5

    ed5c87772a5712ca9aabfef82435f7b2

  • SHA1

    ed5c90d94f9ee59ee52d4cf977e97b9423f23732

  • SHA256

    6c802135a37db67e60a254382f3a3075ec54025ffdda8c09b5da555f9d4a83d2

  • SHA512

    1bca97953981156be76082c580f5e8b4a34d656d191bd92118670e2fae321e9090754ef0cac920c6cfde015ad182efe247dff0e2f9c64368d6983582e3ab1083

  • SSDEEP

    98304:+wxLTHiVfND5jI8y46oyWY2H3chRPWTrgRgGL/Yh55yA:+wxHode46pGHKwrgacy5b

Malware Config

Targets

    • Target

      6c802135a37db67e60a254382f3a3075ec54025ffdda8c09b5da555f9d4a83d2

    • Size

      4.2MB

    • MD5

      ed5c87772a5712ca9aabfef82435f7b2

    • SHA1

      ed5c90d94f9ee59ee52d4cf977e97b9423f23732

    • SHA256

      6c802135a37db67e60a254382f3a3075ec54025ffdda8c09b5da555f9d4a83d2

    • SHA512

      1bca97953981156be76082c580f5e8b4a34d656d191bd92118670e2fae321e9090754ef0cac920c6cfde015ad182efe247dff0e2f9c64368d6983582e3ab1083

    • SSDEEP

      98304:+wxLTHiVfND5jI8y46oyWY2H3chRPWTrgRgGL/Yh55yA:+wxHode46pGHKwrgacy5b

    • Glupteba

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

    • Glupteba payload

    • Windows security bypass

    • Modifies Windows Firewall

    • Executes dropped EXE

    • UPX packed file

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

    • Windows security modification

    • 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

Disabling Security Tools

2
T1089

Modify Registry

3
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Tasks