General

  • Target

    74471f5d936ab29fef35c715870178f51114f22d008688bba49ff360939d7087

  • Size

    4.1MB

  • Sample

    230329-l5y3nshd6v

  • MD5

    de7a2dad62244bbd5d53de9e0b1ec08e

  • SHA1

    e76617becb2ee62dee6bb730fb5eb338492cfcd8

  • SHA256

    74471f5d936ab29fef35c715870178f51114f22d008688bba49ff360939d7087

  • SHA512

    9115ee960b10c4971dfb19600cbdf96d2fdcef46c7382d5d13cf3c8e8b353c10e5ab7c93258d694ec96066891f08703b7d93f49f75816ae8717c2a4cd74afd96

  • SSDEEP

    98304:dgDaCFb6F3+G/r+eLPqz9ttPc9cWMNfHla/sghWgL3zq1LwM1r:8aCl6FOG/r/Q5fdHl0sg5zzq1sM5

Malware Config

Targets

    • Target

      74471f5d936ab29fef35c715870178f51114f22d008688bba49ff360939d7087

    • Size

      4.1MB

    • MD5

      de7a2dad62244bbd5d53de9e0b1ec08e

    • SHA1

      e76617becb2ee62dee6bb730fb5eb338492cfcd8

    • SHA256

      74471f5d936ab29fef35c715870178f51114f22d008688bba49ff360939d7087

    • SHA512

      9115ee960b10c4971dfb19600cbdf96d2fdcef46c7382d5d13cf3c8e8b353c10e5ab7c93258d694ec96066891f08703b7d93f49f75816ae8717c2a4cd74afd96

    • SSDEEP

      98304:dgDaCFb6F3+G/r+eLPqz9ttPc9cWMNfHla/sghWgL3zq1LwM1r:8aCl6FOG/r/Q5fdHl0sg5zzq1sM5

    • 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.

    • 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

Tasks