General

  • Target

    e39572afa3da1294a57f14a8fee8233c8170216220a6af1eabafbd656f451bf7

  • Size

    4.2MB

  • Sample

    230608-s9blhage99

  • MD5

    4cc193e48d5c6880405ebd922d890ca0

  • SHA1

    ad6e717d3e8f7508f46e053385f57ff3dfb316e2

  • SHA256

    e39572afa3da1294a57f14a8fee8233c8170216220a6af1eabafbd656f451bf7

  • SHA512

    ac34dbf32adb3c1cb4c4314c29e5d8d5f1b789f8e5d3c52cd9da0f15c5ad9b84943a19bad67d4caa464f93624edd503ac56a60a5e58d0883a7ea0c1a51ad9712

  • SSDEEP

    98304:kD6BJq3x/k9BOyFc5DGITwYQhAAFeX50i+XvH1mMBgMW/K:5isB3chGrWAkX50iivVmbMkK

Malware Config

Targets

    • Target

      e39572afa3da1294a57f14a8fee8233c8170216220a6af1eabafbd656f451bf7

    • Size

      4.2MB

    • MD5

      4cc193e48d5c6880405ebd922d890ca0

    • SHA1

      ad6e717d3e8f7508f46e053385f57ff3dfb316e2

    • SHA256

      e39572afa3da1294a57f14a8fee8233c8170216220a6af1eabafbd656f451bf7

    • SHA512

      ac34dbf32adb3c1cb4c4314c29e5d8d5f1b789f8e5d3c52cd9da0f15c5ad9b84943a19bad67d4caa464f93624edd503ac56a60a5e58d0883a7ea0c1a51ad9712

    • SSDEEP

      98304:kD6BJq3x/k9BOyFc5DGITwYQhAAFeX50i+XvH1mMBgMW/K:5isB3chGrWAkX50iivVmbMkK

    • 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.

    • 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

Disabling Security Tools

2
T1089

Modify Registry

3
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Tasks