General

  • Target

    39553572d976ea892c32b2ec23d923e5511625412d7e25a975ad87081d6b8bf1

  • Size

    4.2MB

  • Sample

    230607-jvk2yshg5x

  • MD5

    893012beb01fa5b83baa01304f252420

  • SHA1

    2a5ce4b5f936c8dd64b87297a420009241bceb3a

  • SHA256

    39553572d976ea892c32b2ec23d923e5511625412d7e25a975ad87081d6b8bf1

  • SHA512

    456910bc5f387ad89184261e4dab6d24839e463f73ebf4467838e524b1da95b66fa02b600f6cac37c14f028947994a3ed92d708067f97b5e22ec231bbb1884c2

  • SSDEEP

    98304:dDpOZQJuC/XgnbxpPY15ehxqRDcyHzCkKrqxPLEPecklCySdVa:dDouuEXgnbxu1wiRDvT8rqBsQCySdk

Malware Config

Targets

    • Target

      39553572d976ea892c32b2ec23d923e5511625412d7e25a975ad87081d6b8bf1

    • Size

      4.2MB

    • MD5

      893012beb01fa5b83baa01304f252420

    • SHA1

      2a5ce4b5f936c8dd64b87297a420009241bceb3a

    • SHA256

      39553572d976ea892c32b2ec23d923e5511625412d7e25a975ad87081d6b8bf1

    • SHA512

      456910bc5f387ad89184261e4dab6d24839e463f73ebf4467838e524b1da95b66fa02b600f6cac37c14f028947994a3ed92d708067f97b5e22ec231bbb1884c2

    • SSDEEP

      98304:dDpOZQJuC/XgnbxpPY15ehxqRDcyHzCkKrqxPLEPecklCySdVa:dDouuEXgnbxu1wiRDvT8rqBsQCySdk

    • 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