General

  • Target

    ceeb91c4ca662c85b3f1aa255920a57098245a80da01c73acf4b985bd5c6cc11

  • Size

    4.1MB

  • Sample

    230328-jckcpshf38

  • MD5

    4c4a5b8978c533a925251ab02b6588ed

  • SHA1

    464ee64ad8547d7da2825302b2110469cfc99add

  • SHA256

    ceeb91c4ca662c85b3f1aa255920a57098245a80da01c73acf4b985bd5c6cc11

  • SHA512

    3089eb52f492c8f9bf6cd802f3d0fe35c9bd9cb987ce2316d6ea7ecae8222e8fe1be71a3e7f5a2c3394500ffa6d65a0808ac3671d8d79b22c1273a87fad6a50d

  • SSDEEP

    98304:2ojG5wSVpA06RFL0CxbWXYdsOzVuQDRCp3gQG6pq+k5FuI+:7SUHW0HBCZgm7Ov+

Malware Config

Targets

    • Target

      ceeb91c4ca662c85b3f1aa255920a57098245a80da01c73acf4b985bd5c6cc11

    • Size

      4.1MB

    • MD5

      4c4a5b8978c533a925251ab02b6588ed

    • SHA1

      464ee64ad8547d7da2825302b2110469cfc99add

    • SHA256

      ceeb91c4ca662c85b3f1aa255920a57098245a80da01c73acf4b985bd5c6cc11

    • SHA512

      3089eb52f492c8f9bf6cd802f3d0fe35c9bd9cb987ce2316d6ea7ecae8222e8fe1be71a3e7f5a2c3394500ffa6d65a0808ac3671d8d79b22c1273a87fad6a50d

    • SSDEEP

      98304:2ojG5wSVpA06RFL0CxbWXYdsOzVuQDRCp3gQG6pq+k5FuI+:7SUHW0HBCZgm7Ov+

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • 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

Command and Control

Web Service

1
T1102

Tasks