General

  • Target

    9f0a570f42b54613eb80949014730264a7918f826173da06c1039515e7d5ae31

  • Size

    4.1MB

  • Sample

    230328-a3f9ashh7w

  • MD5

    c465166739228f549f778438f1b3bc45

  • SHA1

    1f0ce7a045c5c718e6a6e00455fdb84304246dd8

  • SHA256

    9f0a570f42b54613eb80949014730264a7918f826173da06c1039515e7d5ae31

  • SHA512

    91dc221d69b1a46469564ab678779fe30bd32d6ebd689e2519af3d38efbf4add3c5b5dbe34657e3b079200bd8fc015d890eeb34585aa335c6688dd82ed5881b2

  • SSDEEP

    98304:chcDO7EgzRJZT3IHKMrqkJWE0LhQ6uMYKra:cO/LKQqNE0W0a

Malware Config

Targets

    • Target

      9f0a570f42b54613eb80949014730264a7918f826173da06c1039515e7d5ae31

    • Size

      4.1MB

    • MD5

      c465166739228f549f778438f1b3bc45

    • SHA1

      1f0ce7a045c5c718e6a6e00455fdb84304246dd8

    • SHA256

      9f0a570f42b54613eb80949014730264a7918f826173da06c1039515e7d5ae31

    • SHA512

      91dc221d69b1a46469564ab678779fe30bd32d6ebd689e2519af3d38efbf4add3c5b5dbe34657e3b079200bd8fc015d890eeb34585aa335c6688dd82ed5881b2

    • SSDEEP

      98304:chcDO7EgzRJZT3IHKMrqkJWE0LhQ6uMYKra:cO/LKQqNE0W0a

    • 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.

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