Malware Analysis Report

2025-03-15 05:52

Sample ID 240628-hdgsjawbpc
Target 19243cec045fb523dc32a978fd980bda_JaffaCakes118
SHA256 a1f61965899b2d2de76a32ee045b2e098b569655d93f4b1869f475c3d83814ab
Tags
vmprotect
score
8/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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
8/10

SHA256

a1f61965899b2d2de76a32ee045b2e098b569655d93f4b1869f475c3d83814ab

Threat Level: Likely malicious

The file 19243cec045fb523dc32a978fd980bda_JaffaCakes118 was found to be: Likely malicious.

Malicious Activity Summary

vmprotect

Drops file in Drivers directory

VMProtect packed file

Loads dropped DLL

Drops file in Program Files directory

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-28 06:37

Signatures

VMProtect packed file

vmprotect
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-28 06:37

Reported

2024-06-28 06:39

Platform

win7-20240508-en

Max time kernel

118s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\19243cec045fb523dc32a978fd980bda_JaffaCakes118.exe"

Signatures

Drops file in Drivers directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\drivers\windf.EXE C:\Users\Admin\AppData\Local\Temp\19243cec045fb523dc32a978fd980bda_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\drivers\windf.EXE C:\Users\Admin\AppData\Local\Temp\19243cec045fb523dc32a978fd980bda_JaffaCakes118.exe N/A
File created C:\Windows\SysWOW64\drivers\windf.hlp C:\Users\Admin\AppData\Local\Temp\19243cec045fb523dc32a978fd980bda_JaffaCakes118.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\19243cec045fb523dc32a978fd980bda_JaffaCakes118.exe N/A

VMProtect packed file

vmprotect
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files\Wizet\Maple\npkcrypt.dll C:\Users\Admin\AppData\Local\Temp\19243cec045fb523dc32a978fd980bda_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\19243cec045fb523dc32a978fd980bda_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\19243cec045fb523dc32a978fd980bda_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\19243cec045fb523dc32a978fd980bda_JaffaCakes118.exe"

Network

N/A

Files

memory/1688-0-0x0000000000400000-0x000000000043A000-memory.dmp

memory/1688-5-0x0000000000220000-0x0000000000246000-memory.dmp

\Windows\SysWOW64\drivers\windf.hlp

MD5 8144c57749595a082b84cb0af949578f
SHA1 7fc477649a1d63dc73e49e11c85e3479c567997a
SHA256 848bdd310c14d74a75e1196c344ac3349be249cfbbc09ed94391d6eeeb7c7a87
SHA512 81e20ce95d4a30bf1a054caf2e4edb946dd61c053124bb01b725526a00faf5b979bdc41f733e5b11254b51086b7d2ef02eb57bd5424ca5995365b90a6327967a

memory/1688-6-0x0000000000400000-0x000000000043A000-memory.dmp

memory/1688-7-0x0000000000220000-0x0000000000246000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-28 06:37

Reported

2024-06-28 06:39

Platform

win10v2004-20240226-en

Max time kernel

141s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\19243cec045fb523dc32a978fd980bda_JaffaCakes118.exe"

Signatures

Drops file in Drivers directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\drivers\windf.EXE C:\Users\Admin\AppData\Local\Temp\19243cec045fb523dc32a978fd980bda_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\drivers\windf.EXE C:\Users\Admin\AppData\Local\Temp\19243cec045fb523dc32a978fd980bda_JaffaCakes118.exe N/A
File created C:\Windows\SysWOW64\drivers\windf.hlp C:\Users\Admin\AppData\Local\Temp\19243cec045fb523dc32a978fd980bda_JaffaCakes118.exe N/A

VMProtect packed file

vmprotect
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files\Wizet\Maple\npkcrypt.dll C:\Users\Admin\AppData\Local\Temp\19243cec045fb523dc32a978fd980bda_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\19243cec045fb523dc32a978fd980bda_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\19243cec045fb523dc32a978fd980bda_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\19243cec045fb523dc32a978fd980bda_JaffaCakes118.exe"

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 --no-appcompat-clear --mojo-platform-channel-handle=4240 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
GB 96.16.110.114:80 tcp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 80.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 76.234.34.23.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 100.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
GB 216.58.213.10:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 10.213.58.216.in-addr.arpa udp
US 8.8.8.8:53 210.80.50.20.in-addr.arpa udp

Files

memory/4900-0-0x0000000000400000-0x000000000043A000-memory.dmp

C:\Windows\SysWOW64\drivers\windf.hlp

MD5 8144c57749595a082b84cb0af949578f
SHA1 7fc477649a1d63dc73e49e11c85e3479c567997a
SHA256 848bdd310c14d74a75e1196c344ac3349be249cfbbc09ed94391d6eeeb7c7a87
SHA512 81e20ce95d4a30bf1a054caf2e4edb946dd61c053124bb01b725526a00faf5b979bdc41f733e5b11254b51086b7d2ef02eb57bd5424ca5995365b90a6327967a

memory/4900-6-0x00000000006F0000-0x0000000000716000-memory.dmp

memory/4900-9-0x0000000000400000-0x000000000043A000-memory.dmp

memory/4900-10-0x00000000006F0000-0x0000000000716000-memory.dmp