Malware Analysis Report

2025-01-18 02:00

Sample ID 240613-jkfpgszcmh
Target a47ad46f68bd1b5633619b9e533c8f76_JaffaCakes118
SHA256 07c9d63745335a163908d97f69e6b9188d143435fa3ddd2207813f212a365b74
Tags
score
3/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
3/10

SHA256

07c9d63745335a163908d97f69e6b9188d143435fa3ddd2207813f212a365b74

Threat Level: Likely benign

The file a47ad46f68bd1b5633619b9e533c8f76_JaffaCakes118 was found to be: Likely benign.

Malicious Activity Summary


Enumerates physical storage devices

Modifies registry class

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-13 07:43

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 07:43

Reported

2024-06-13 07:45

Platform

win7-20240508-en

Max time kernel

117s

Max time network

118s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\a47ad46f68bd1b5633619b9e533c8f76_JaffaCakes118.jad

Signatures

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\.jad C:\Windows\system32\rundll32.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\.jad\ = "jad_auto_file" C:\Windows\system32\rundll32.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\jad_auto_file\shell C:\Windows\system32\rundll32.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\jad_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\"" C:\Windows\system32\rundll32.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\jad_auto_file C:\Windows\system32\rundll32.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\jad_auto_file\ C:\Windows\system32\rundll32.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\jad_auto_file\shell\Read C:\Windows\system32\rundll32.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\jad_auto_file\shell\Read\command C:\Windows\system32\rundll32.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_Classes\Local Settings C:\Windows\system32\rundll32.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe N/A
N/A N/A C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe N/A

Processes

C:\Windows\system32\cmd.exe

cmd /c C:\Users\Admin\AppData\Local\Temp\a47ad46f68bd1b5633619b9e533c8f76_JaffaCakes118.jad

C:\Windows\system32\rundll32.exe

"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\a47ad46f68bd1b5633619b9e533c8f76_JaffaCakes118.jad

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe

"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\a47ad46f68bd1b5633619b9e533c8f76_JaffaCakes118.jad"

Network

N/A

Files

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

MD5 17f9211df53bee94ce18c9d0cc43e76c
SHA1 fc01729215d76f1ebf168adf90c8a91debcfcbd7
SHA256 ad8ba33ff619ecbdfe33a326cad1f80dec22e31728719643506fd7f816e8a0f3
SHA512 2fe66acf35e32096c34a81ac34e79507bd7ff5d812b4eb6d7e4e9d4495da19bbd9c6e860e266f4286aeadeaa40be5085e5bdf6cbc8ffa1c416247ddd8022bd70

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 07:43

Reported

2024-06-13 07:45

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

150s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\a47ad46f68bd1b5633619b9e533c8f76_JaffaCakes118.jad

Signatures

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000_Classes\Local Settings C:\Windows\system32\cmd.exe N/A
Key created \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000_Classes\Local Settings C:\Windows\system32\OpenWith.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\system32\OpenWith.exe N/A

Processes

C:\Windows\system32\cmd.exe

cmd /c C:\Users\Admin\AppData\Local\Temp\a47ad46f68bd1b5633619b9e533c8f76_JaffaCakes118.jad

C:\Windows\system32\OpenWith.exe

C:\Windows\system32\OpenWith.exe -Embedding

Network

Files

N/A