Malware Analysis Report

2025-03-14 23:07

Sample ID 240406-3wr2faef3w
Target e395433df9dc5844c8d86822353e64fa_JaffaCakes118
SHA256 fdf197b37b4609d0ab8834051fc5164fdad5694d684d5013d9e9983f6f5269f5
Tags
persistence
score
7/10

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
7/10

SHA256

fdf197b37b4609d0ab8834051fc5164fdad5694d684d5013d9e9983f6f5269f5

Threat Level: Shows suspicious behavior

The file e395433df9dc5844c8d86822353e64fa_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

persistence

Executes dropped EXE

Checks computer location settings

Adds Run key to start application

Drops file in System32 directory

Enumerates physical storage devices

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-06 23:52

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-06 23:52

Reported

2024-04-06 23:54

Platform

win7-20240220-en

Max time kernel

150s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\uTorrent = "C:\\Windows\\System32\\mswindows\\igfx.exe" C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\RunServices\uTorrent = "C:\\Windows\\System32\\mswindows\\igfx.exe" C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\uTorrent = "C:\\Windows\\System32\\mswindows\\igfx.exe" C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices\uTorrent = "C:\\Windows\\System32\\mswindows\\igfx.exe" C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\System32\mswindows\igfx.exe C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A
File opened for modification C:\Windows\System32\mswindows\igfx.exe C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\mswindows\igfx.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe"

C:\Windows\System32\mswindows\igfx.exe

"C:\Windows\System32\mswindows\igfx.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.google.com udp
US 8.8.8.8:53 games.empress.net.in udp

Files

memory/1640-0-0x000007FEF5620000-0x000007FEF5FBD000-memory.dmp

memory/1640-1-0x00000000003D0000-0x0000000000450000-memory.dmp

memory/1640-2-0x000007FEF5620000-0x000007FEF5FBD000-memory.dmp

C:\Windows\System32\mswindows\igfx.exe

MD5 e395433df9dc5844c8d86822353e64fa
SHA1 ff44c66dd759fc4d1e7d4e29bd9d23e249a00456
SHA256 fdf197b37b4609d0ab8834051fc5164fdad5694d684d5013d9e9983f6f5269f5
SHA512 5f26d3fc8e23ada657e5ca50bfee879ab7be483d779ade5f68faee8b9da40495560fb0a47c8d45a8bbf76c0f0b8507e9d472d13cbf84fbadc6a6216dd8ce6d70

memory/1640-10-0x000007FEF5620000-0x000007FEF5FBD000-memory.dmp

memory/2688-11-0x000007FEF5620000-0x000007FEF5FBD000-memory.dmp

memory/2688-13-0x000007FEF5620000-0x000007FEF5FBD000-memory.dmp

memory/2688-12-0x0000000001FD0000-0x0000000002050000-memory.dmp

memory/2688-15-0x0000000001FD0000-0x0000000002050000-memory.dmp

memory/2688-14-0x000007FEF5620000-0x000007FEF5FBD000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-06 23:52

Reported

2024-04-06 23:54

Platform

win10v2004-20240226-en

Max time kernel

150s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe"

Signatures

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\uTorrent = "C:\\Windows\\System32\\mswindows\\igfx.exe" C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices\uTorrent = "C:\\Windows\\System32\\mswindows\\igfx.exe" C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\uTorrent = "C:\\Windows\\System32\\mswindows\\igfx.exe" C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices\uTorrent = "C:\\Windows\\System32\\mswindows\\igfx.exe" C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\System32\mswindows\igfx.exe C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A
File opened for modification C:\Windows\System32\mswindows\igfx.exe C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A
N/A N/A C:\Windows\System32\mswindows\igfx.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\mswindows\igfx.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\e395433df9dc5844c8d86822353e64fa_JaffaCakes118.exe"

C:\Windows\System32\mswindows\igfx.exe

"C:\Windows\System32\mswindows\igfx.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 www.google.com udp
US 8.8.8.8:53 games.empress.net.in udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 20.231.121.79:80 tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 210.143.182.52.in-addr.arpa udp

Files

memory/4836-0-0x00007FFD3F340000-0x00007FFD3FCE1000-memory.dmp

memory/4836-2-0x0000000000F80000-0x0000000000F90000-memory.dmp

memory/4836-1-0x00007FFD3F340000-0x00007FFD3FCE1000-memory.dmp

memory/4836-3-0x000000001B480000-0x000000001B4E2000-memory.dmp

C:\Windows\System32\mswindows\igfx.exe

MD5 e395433df9dc5844c8d86822353e64fa
SHA1 ff44c66dd759fc4d1e7d4e29bd9d23e249a00456
SHA256 fdf197b37b4609d0ab8834051fc5164fdad5694d684d5013d9e9983f6f5269f5
SHA512 5f26d3fc8e23ada657e5ca50bfee879ab7be483d779ade5f68faee8b9da40495560fb0a47c8d45a8bbf76c0f0b8507e9d472d13cbf84fbadc6a6216dd8ce6d70

memory/4836-17-0x00007FFD3F340000-0x00007FFD3FCE1000-memory.dmp

memory/1088-18-0x00007FFD3F340000-0x00007FFD3FCE1000-memory.dmp

memory/1088-19-0x0000000000B90000-0x0000000000BA0000-memory.dmp

memory/1088-20-0x00007FFD3F340000-0x00007FFD3FCE1000-memory.dmp

memory/1088-21-0x0000000000B90000-0x0000000000BA0000-memory.dmp

memory/1088-22-0x00007FFD3F340000-0x00007FFD3FCE1000-memory.dmp

memory/1088-23-0x0000000000B90000-0x0000000000BA0000-memory.dmp

memory/1088-24-0x0000000000B90000-0x0000000000BA0000-memory.dmp