General

  • Target

    02455894044be401056a8013cfd6a3f4f4edd63f3904ff49583a4551ab8d5052

  • Size

    4.2MB

  • Sample

    230608-s3bmxshc31

  • MD5

    cb015ab41eaceb08405e006a10d567cc

  • SHA1

    e1375afc5cb28d53219ba78940e77875eff79681

  • SHA256

    02455894044be401056a8013cfd6a3f4f4edd63f3904ff49583a4551ab8d5052

  • SHA512

    dd4c0ebdc5342678aad5b727c781d61dfa32d26fbf9c8e25e6d5046449418ea000eb0759c40998e032d46b23cb56c1073b17cdbaf45d52fc77c715646bd3af7e

  • SSDEEP

    98304:cD6BJq3x/k9BOyFc5DGITwYQhAAFeX50i+XvH1mMBgMW/8:RisB3chGrWAkX50iivVmbMk8

Malware Config

Targets

    • Target

      02455894044be401056a8013cfd6a3f4f4edd63f3904ff49583a4551ab8d5052

    • Size

      4.2MB

    • MD5

      cb015ab41eaceb08405e006a10d567cc

    • SHA1

      e1375afc5cb28d53219ba78940e77875eff79681

    • SHA256

      02455894044be401056a8013cfd6a3f4f4edd63f3904ff49583a4551ab8d5052

    • SHA512

      dd4c0ebdc5342678aad5b727c781d61dfa32d26fbf9c8e25e6d5046449418ea000eb0759c40998e032d46b23cb56c1073b17cdbaf45d52fc77c715646bd3af7e

    • SSDEEP

      98304:cD6BJq3x/k9BOyFc5DGITwYQhAAFeX50i+XvH1mMBgMW/8:RisB3chGrWAkX50iivVmbMk8

    • 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