General

  • Target

    b607a9d381c4f7d7a47557ffbaf6ab9ccd2a19a7e8cec050899f38be4491aee3

  • Size

    4.2MB

  • Sample

    230608-s2vz6sge53

  • MD5

    29bdd5446f257be2b06326c47180b72d

  • SHA1

    17a1db7a44a608480fe01a7f9bfa4e17fd4060d6

  • SHA256

    b607a9d381c4f7d7a47557ffbaf6ab9ccd2a19a7e8cec050899f38be4491aee3

  • SHA512

    19ee162ee6ae12a3535134d6681bf4731c4abe1ea0f1de281aebbbf787866de3ff6e0503fa41e9a5443f5ab9d621988c1ad70178408ad249767b9dfe0d8abb74

  • SSDEEP

    98304:kD6BJq3x/k9BOyFc5DGITwYQhAAFeX50i+XvH1mMBgMW/y:5isB3chGrWAkX50iivVmbMky

Malware Config

Targets

    • Target

      b607a9d381c4f7d7a47557ffbaf6ab9ccd2a19a7e8cec050899f38be4491aee3

    • Size

      4.2MB

    • MD5

      29bdd5446f257be2b06326c47180b72d

    • SHA1

      17a1db7a44a608480fe01a7f9bfa4e17fd4060d6

    • SHA256

      b607a9d381c4f7d7a47557ffbaf6ab9ccd2a19a7e8cec050899f38be4491aee3

    • SHA512

      19ee162ee6ae12a3535134d6681bf4731c4abe1ea0f1de281aebbbf787866de3ff6e0503fa41e9a5443f5ab9d621988c1ad70178408ad249767b9dfe0d8abb74

    • SSDEEP

      98304:kD6BJq3x/k9BOyFc5DGITwYQhAAFeX50i+XvH1mMBgMW/y:5isB3chGrWAkX50iivVmbMky

    • 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