General

  • Target

    d4276c33705feadeced60a642af66f4170e754864d822b9768f5b6f4d965aba8

  • Size

    4.1MB

  • Sample

    230329-q6fpyaab8x

  • MD5

    9a606d6b37d4a07f7d6b21580b1b96de

  • SHA1

    771d4c9ac75f9fd57550fb71765061e715493ebd

  • SHA256

    d4276c33705feadeced60a642af66f4170e754864d822b9768f5b6f4d965aba8

  • SHA512

    896590f24976f29dca3dcca8bf855e8d62f3259289259d7f4bda082bc722af447b53d9c78d9e38aa1b3033634b81f4d5a7c286475b7840aba34e84d2f1622173

  • SSDEEP

    98304:Mn7DsKGaqVohMV3iM4rojo/8eRQfWle7+NTITxGbeKkQCvx:83B+EyiMgojz7JTxc/k/vx

Malware Config

Targets

    • Target

      d4276c33705feadeced60a642af66f4170e754864d822b9768f5b6f4d965aba8

    • Size

      4.1MB

    • MD5

      9a606d6b37d4a07f7d6b21580b1b96de

    • SHA1

      771d4c9ac75f9fd57550fb71765061e715493ebd

    • SHA256

      d4276c33705feadeced60a642af66f4170e754864d822b9768f5b6f4d965aba8

    • SHA512

      896590f24976f29dca3dcca8bf855e8d62f3259289259d7f4bda082bc722af447b53d9c78d9e38aa1b3033634b81f4d5a7c286475b7840aba34e84d2f1622173

    • SSDEEP

      98304:Mn7DsKGaqVohMV3iM4rojo/8eRQfWle7+NTITxGbeKkQCvx:83B+EyiMgojz7JTxc/k/vx

    • 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