General

  • Target

    e196f97367960c0bc0c547eff20f0ed512d2440373bb8d00a6e70ea9449fa976

  • Size

    4.2MB

  • Sample

    231208-am7rbagc62

  • MD5

    d9cd011a17527edaef3e502b91ae44cc

  • SHA1

    a8edc15d57ae0ad08ca4af75dcd765d98e0d0053

  • SHA256

    e196f97367960c0bc0c547eff20f0ed512d2440373bb8d00a6e70ea9449fa976

  • SHA512

    2ae4e46aaa40b108d4a1cd5a90e0e223899fe8b7444be32acc4eebdcafc43df020e935d0b6378136f79553e590853da27f83cf695ec3f2076d596c4081601d23

  • SSDEEP

    98304:OQAstcpk5ubaJwjfVgTujW5sw8stfSa6frVm9X0:OQAsa6QEEfVusCBSa+rVm9E

Malware Config

Targets

    • Target

      e196f97367960c0bc0c547eff20f0ed512d2440373bb8d00a6e70ea9449fa976

    • Size

      4.2MB

    • MD5

      d9cd011a17527edaef3e502b91ae44cc

    • SHA1

      a8edc15d57ae0ad08ca4af75dcd765d98e0d0053

    • SHA256

      e196f97367960c0bc0c547eff20f0ed512d2440373bb8d00a6e70ea9449fa976

    • SHA512

      2ae4e46aaa40b108d4a1cd5a90e0e223899fe8b7444be32acc4eebdcafc43df020e935d0b6378136f79553e590853da27f83cf695ec3f2076d596c4081601d23

    • SSDEEP

      98304:OQAstcpk5ubaJwjfVgTujW5sw8stfSa6frVm9X0:OQAsa6QEEfVusCBSa+rVm9E

    • 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 v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Modify Registry

3
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Tasks