General

  • Target

    c392f8cf2d78125d928172af6e32dc4d13229d8c09adc07958fc602b7795298f

  • Size

    4.2MB

  • Sample

    230607-j4dz1ahb88

  • MD5

    399bf22588ca76a259484288219e28dd

  • SHA1

    8adab4de6804ce07e4f84e599793dae76e03bbe7

  • SHA256

    c392f8cf2d78125d928172af6e32dc4d13229d8c09adc07958fc602b7795298f

  • SHA512

    f2e573c081397766e3e74c65be8ab684b7ef10d54029163b48f312eddba53e3e677db14d8a773922e3d6c227d48f5386ad5e5f780a725557db53de87b2ffd544

  • SSDEEP

    98304:dDpOZQJuC/XgnbxpPY15ehxqRDcyHzCkKrqxPLEPecklCySdVg:dDouuEXgnbxu1wiRDvT8rqBsQCySdm

Malware Config

Targets

    • Target

      c392f8cf2d78125d928172af6e32dc4d13229d8c09adc07958fc602b7795298f

    • Size

      4.2MB

    • MD5

      399bf22588ca76a259484288219e28dd

    • SHA1

      8adab4de6804ce07e4f84e599793dae76e03bbe7

    • SHA256

      c392f8cf2d78125d928172af6e32dc4d13229d8c09adc07958fc602b7795298f

    • SHA512

      f2e573c081397766e3e74c65be8ab684b7ef10d54029163b48f312eddba53e3e677db14d8a773922e3d6c227d48f5386ad5e5f780a725557db53de87b2ffd544

    • SSDEEP

      98304:dDpOZQJuC/XgnbxpPY15ehxqRDcyHzCkKrqxPLEPecklCySdVg:dDouuEXgnbxu1wiRDvT8rqBsQCySdm

    • 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