General

  • Target

    bfc35b7ff41298e9016946832ec4c66a6331ef15f6ab84bec68c34ddb568e51e

  • Size

    4.2MB

  • Sample

    230608-rakvfsfh32

  • MD5

    a57e43baa488677a58011c927924f5de

  • SHA1

    e447314035200cb51020b1d69e8186ec3cefea1d

  • SHA256

    bfc35b7ff41298e9016946832ec4c66a6331ef15f6ab84bec68c34ddb568e51e

  • SHA512

    15a579e3715522a1d2cacad308b0b989b88db03c3b172995a4528ef07aa0b25a78145b442f874078d2db71877df4e952ae42b70b554a7f2fa43664e5a5afddf7

  • SSDEEP

    98304:L2u/qwDd6KqJAT06/j/ZUiDsee1EdwFYJ1Rq2Lp:H/qwDjrTv1Rsee19ORl1

Malware Config

Targets

    • Target

      bfc35b7ff41298e9016946832ec4c66a6331ef15f6ab84bec68c34ddb568e51e

    • Size

      4.2MB

    • MD5

      a57e43baa488677a58011c927924f5de

    • SHA1

      e447314035200cb51020b1d69e8186ec3cefea1d

    • SHA256

      bfc35b7ff41298e9016946832ec4c66a6331ef15f6ab84bec68c34ddb568e51e

    • SHA512

      15a579e3715522a1d2cacad308b0b989b88db03c3b172995a4528ef07aa0b25a78145b442f874078d2db71877df4e952ae42b70b554a7f2fa43664e5a5afddf7

    • SSDEEP

      98304:L2u/qwDd6KqJAT06/j/ZUiDsee1EdwFYJ1Rq2Lp:H/qwDjrTv1Rsee19ORl1

    • 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