General

  • Target

    f799ae356016963d6d30382610787ca8_JaffaCakes118

  • Size

    4.4MB

  • Sample

    240418-j2xdkaha5y

  • MD5

    f799ae356016963d6d30382610787ca8

  • SHA1

    d6b87fe85f790f5fa01f970a7bf828d89eea2583

  • SHA256

    d21a6d94d490f269f8942e8078fdd6ade8a7c47c816b3809600c45fc3441a6a5

  • SHA512

    5a1f16c457566b505873af8202806fac1948b9d8a12f190ebd32083f648b6a065264db90699960daaef21b8b26cc9da70421528a67d3dabb0069a4b13bbf8795

  • SSDEEP

    98304:JeWoNnljB5aE/G9vWxJ48XurmPJm1vCjy25XZpQ7:JexNljB51suPJXrJmFCjnX2

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Targets

    • Target

      f799ae356016963d6d30382610787ca8_JaffaCakes118

    • Size

      4.4MB

    • MD5

      f799ae356016963d6d30382610787ca8

    • SHA1

      d6b87fe85f790f5fa01f970a7bf828d89eea2583

    • SHA256

      d21a6d94d490f269f8942e8078fdd6ade8a7c47c816b3809600c45fc3441a6a5

    • SHA512

      5a1f16c457566b505873af8202806fac1948b9d8a12f190ebd32083f648b6a065264db90699960daaef21b8b26cc9da70421528a67d3dabb0069a4b13bbf8795

    • SSDEEP

      98304:JeWoNnljB5aE/G9vWxJ48XurmPJm1vCjy25XZpQ7:JexNljB51suPJXrJmFCjnX2

    • 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