Malware Analysis Report

2025-01-18 02:00

Sample ID 240613-jkcb3atejp
Target a47a8c97a8dc570daa163f8d08df0ada_JaffaCakes118
SHA256 c530a499d80d6e0ed900a8ed55dcd2c95d83bf8f71565d2d8c81958a9e22f7e2
Tags
score
3/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
3/10

SHA256

c530a499d80d6e0ed900a8ed55dcd2c95d83bf8f71565d2d8c81958a9e22f7e2

Threat Level: Likely benign

The file a47a8c97a8dc570daa163f8d08df0ada_JaffaCakes118 was found to be: Likely benign.

Malicious Activity Summary


Enumerates physical storage devices

Modifies registry class

Suspicious use of SetWindowsHookEx

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-13 07:43

Signatures

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 07:43

Reported

2024-06-13 07:45

Platform

win10v2004-20240611-en

Max time kernel

124s

Max time network

128s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\a47a8c97a8dc570daa163f8d08df0ada_JaffaCakes118.jad

Signatures

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3665033694-1447845302-680750983-1000_Classes\Local Settings C:\Windows\system32\cmd.exe N/A
Key created \REGISTRY\USER\S-1-5-21-3665033694-1447845302-680750983-1000_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\a47a8c97a8dc570daa163f8d08df0ada_JaffaCakes118.jad

C:\Windows\system32\OpenWith.exe

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

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3584,i,6041070687820623968,3004230300437737550,262144 --variations-seed-version --mojo-platform-channel-handle=3784 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 88.221.83.201:443 www.bing.com tcp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 201.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 152.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 63.141.182.52.in-addr.arpa udp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 07:43

Reported

2024-06-13 07:45

Platform

win7-20240611-en

Max time kernel

118s

Max time network

122s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\a47a8c97a8dc570daa163f8d08df0ada_JaffaCakes118.jad

Signatures

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_CLASSES\jad_auto_file\shell\Read\command C:\Windows\system32\rundll32.exe N/A
Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_Classes\Local Settings C:\Windows\system32\rundll32.exe N/A
Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_CLASSES\jad_auto_file C:\Windows\system32\rundll32.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_CLASSES\jad_auto_file\ C:\Windows\system32\rundll32.exe N/A
Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_CLASSES\.jad C:\Windows\system32\rundll32.exe N/A
Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_CLASSES\jad_auto_file\shell C:\Windows\system32\rundll32.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_CLASSES\.jad\ = "jad_auto_file" C:\Windows\system32\rundll32.exe N/A
Key created \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_CLASSES\jad_auto_file\shell\Read C:\Windows\system32\rundll32.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000_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

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\a47a8c97a8dc570daa163f8d08df0ada_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\a47a8c97a8dc570daa163f8d08df0ada_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\a47a8c97a8dc570daa163f8d08df0ada_JaffaCakes118.jad"

Network

N/A

Files

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

MD5 c13db9de43e62e4141e9e1401939b89a
SHA1 c713a766a7820d5dc1df6fc33865ea40b7ad64de
SHA256 63af8bc4cc992d3e4e27b5cea562da75a74277e36fe2886bcdb0551038091372
SHA512 fc723c37127e77117a74bbf8677ebecb4789199a37d0410f68248474a9fe4686d4fd1ffb3fbc85570a7d86674844471726a4c909a2cd8db2bb90609daebad6b3