General

  • Target

    96f5c52b7ae1c11b4da0cd8ba4a021376ab67b7d46f9772f94efa4955185d3bf

  • Size

    4.1MB

  • Sample

    230329-tefseagh82

  • MD5

    b31c3e535cccf20e2b17600cb38e5283

  • SHA1

    0203fdf21ddb5a96a3cfe17844866699521caffc

  • SHA256

    96f5c52b7ae1c11b4da0cd8ba4a021376ab67b7d46f9772f94efa4955185d3bf

  • SHA512

    c01856eb5f54f50442c1e470da442674024f62049bdc03d0adb57fd94edbfed0e61d78d4ba720883d9503565142f4796a757960826f43654066622bb25add786

  • SSDEEP

    98304:GYW1Nzi8FwoPWhAPSxdRSy0Rx2cK1uMAEXQ5GUqWDYQdt2hl4667:VuEoPw+AkQuJEGG7WMQz2K

Malware Config

Targets

    • Target

      96f5c52b7ae1c11b4da0cd8ba4a021376ab67b7d46f9772f94efa4955185d3bf

    • Size

      4.1MB

    • MD5

      b31c3e535cccf20e2b17600cb38e5283

    • SHA1

      0203fdf21ddb5a96a3cfe17844866699521caffc

    • SHA256

      96f5c52b7ae1c11b4da0cd8ba4a021376ab67b7d46f9772f94efa4955185d3bf

    • SHA512

      c01856eb5f54f50442c1e470da442674024f62049bdc03d0adb57fd94edbfed0e61d78d4ba720883d9503565142f4796a757960826f43654066622bb25add786

    • SSDEEP

      98304:GYW1Nzi8FwoPWhAPSxdRSy0Rx2cK1uMAEXQ5GUqWDYQdt2hl4667:VuEoPw+AkQuJEGG7WMQz2K

    • Glupteba

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

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • UPX packed file

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

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Manipulates WinMonFS driver.

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

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

Command and Control

Web Service

1
T1102

Tasks