General

  • Target

    5e3b776bde5f3775b7e9f7e890758828bc06cedc1a4a13f9d1f4896cad4473ef

  • Size

    4.2MB

  • Sample

    230608-pvpm2aga8x

  • MD5

    cfe419e7c7e6c14938cbabf8d5a56ad2

  • SHA1

    4a31e70069c7ba6c00538b0a1d548a9a22ae038f

  • SHA256

    5e3b776bde5f3775b7e9f7e890758828bc06cedc1a4a13f9d1f4896cad4473ef

  • SHA512

    c94c02dd2bd4a53a606f0cfa811f89953e4e2f7da87b07f3e2b7e961358a2c19a4a2b280b0f56d08896678fc70ebe5374ccc34f00747d163bd7ea0368a69ec46

  • SSDEEP

    98304:l4Oukmwozu5N1sjvc6C5HzAFpDV4v2Gff887WFFSEVpe1l6UqT5uNR:cxw0u5Xsj06C5HzAFtV4vjftWfSDTd4I

Malware Config

Targets

    • Target

      5e3b776bde5f3775b7e9f7e890758828bc06cedc1a4a13f9d1f4896cad4473ef

    • Size

      4.2MB

    • MD5

      cfe419e7c7e6c14938cbabf8d5a56ad2

    • SHA1

      4a31e70069c7ba6c00538b0a1d548a9a22ae038f

    • SHA256

      5e3b776bde5f3775b7e9f7e890758828bc06cedc1a4a13f9d1f4896cad4473ef

    • SHA512

      c94c02dd2bd4a53a606f0cfa811f89953e4e2f7da87b07f3e2b7e961358a2c19a4a2b280b0f56d08896678fc70ebe5374ccc34f00747d163bd7ea0368a69ec46

    • SSDEEP

      98304:l4Oukmwozu5N1sjvc6C5HzAFpDV4v2Gff887WFFSEVpe1l6UqT5uNR:cxw0u5Xsj06C5HzAFtV4vjftWfSDTd4I

    • 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.

    • 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