General

  • Target

    f9e835e7fa4a60a8e33c7cbd236c854f03d1189c368ad1a5f0e7c7ed58dc3cca

  • Size

    4.1MB

  • Sample

    230327-1agmgafc95

  • MD5

    41a9f3cc61b41234e0031f3c34b9aeaa

  • SHA1

    feb27bf65015870716dcffe51dd81e2181cc7f89

  • SHA256

    f9e835e7fa4a60a8e33c7cbd236c854f03d1189c368ad1a5f0e7c7ed58dc3cca

  • SHA512

    0019c26a102b4325336c51dde0eb55a2955d68c3f56eb5d8414976346636e1f83b90763e5918b27cd1cfe23dbb4f2c4866c815ad12c88b0b342b56ca7114a97b

  • SSDEEP

    98304:aUwzay3/eNse6eXt0f8PeFsnpObm1b2OjOkqWQTMeoC8X2wWLO3gZWLQr1jYm:arey3/rCMGeMIyN2ObnbXIS3LQem

Malware Config

Targets

    • Target

      f9e835e7fa4a60a8e33c7cbd236c854f03d1189c368ad1a5f0e7c7ed58dc3cca

    • Size

      4.1MB

    • MD5

      41a9f3cc61b41234e0031f3c34b9aeaa

    • SHA1

      feb27bf65015870716dcffe51dd81e2181cc7f89

    • SHA256

      f9e835e7fa4a60a8e33c7cbd236c854f03d1189c368ad1a5f0e7c7ed58dc3cca

    • SHA512

      0019c26a102b4325336c51dde0eb55a2955d68c3f56eb5d8414976346636e1f83b90763e5918b27cd1cfe23dbb4f2c4866c815ad12c88b0b342b56ca7114a97b

    • SSDEEP

      98304:aUwzay3/eNse6eXt0f8PeFsnpObm1b2OjOkqWQTMeoC8X2wWLO3gZWLQr1jYm:arey3/rCMGeMIyN2ObnbXIS3LQem

    • 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.

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