General

  • Target

    f8fadc750ba7c1bda56b1689924743ef_JaffaCakes118

  • Size

    4.5MB

  • Sample

    240418-3daz7sba3z

  • MD5

    f8fadc750ba7c1bda56b1689924743ef

  • SHA1

    4caf46db9a65dfb5bc5c125bdaaa6c2048b22e8d

  • SHA256

    a4561c8115ba9a40d8ccc6411379e8db03ac8540c681b8aae63763a7e8c10a27

  • SHA512

    8294210c36784a8e8441bdff2975d2f3b84c5bc8e14c1a284b95a7042e0560ea0ba26c8c1423b40fba5bed307c5454c2b68b4cce29192ec9b4a31f92c10a13a8

  • SSDEEP

    98304:6Iev6FAUK0yeGoUyB2CguC9zlb0WheNDZSApIksg8MnK:6OFAaGouBt0ZDZHp3RK

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Targets

    • Target

      f8fadc750ba7c1bda56b1689924743ef_JaffaCakes118

    • Size

      4.5MB

    • MD5

      f8fadc750ba7c1bda56b1689924743ef

    • SHA1

      4caf46db9a65dfb5bc5c125bdaaa6c2048b22e8d

    • SHA256

      a4561c8115ba9a40d8ccc6411379e8db03ac8540c681b8aae63763a7e8c10a27

    • SHA512

      8294210c36784a8e8441bdff2975d2f3b84c5bc8e14c1a284b95a7042e0560ea0ba26c8c1423b40fba5bed307c5454c2b68b4cce29192ec9b4a31f92c10a13a8

    • SSDEEP

      98304:6Iev6FAUK0yeGoUyB2CguC9zlb0WheNDZSApIksg8MnK:6OFAaGouBt0ZDZHp3RK

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Windows security bypass

    • Modifies boot configuration data using bcdedit

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

    • 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 WinMon driver.

      Roottkits write to WinMon to hide PIDs from being detected.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

4
T1562

Disable or Modify Tools

2
T1562.001

Disable or Modify System Firewall

1
T1562.004

Modify Registry

4
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Tasks