Malware Analysis Report

2025-03-15 00:56

Sample ID 240626-lfzmxaxhjg
Target 1184af4a63a217985238fbbf66dbf493_JaffaCakes118
SHA256 f644c0a9313a62108bc32272269e2cbbf555aec574967ee0b25c6058579ae717
Tags
defense_evasion persistence upx
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

f644c0a9313a62108bc32272269e2cbbf555aec574967ee0b25c6058579ae717

Threat Level: Shows suspicious behavior

The file 1184af4a63a217985238fbbf66dbf493_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

defense_evasion persistence upx

Impair Defenses: Safe Mode Boot

Loads dropped DLL

UPX packed file

Checks computer location settings

Executes dropped EXE

Adds Run key to start application

Enumerates physical storage devices

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: LoadsDriver

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-26 09:29

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-26 09:29

Reported

2024-06-26 09:31

Platform

win7-20240611-en

Max time kernel

150s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1184af4a63a217985238fbbf66dbf493_JaffaCakes118.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\~D69.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\~E06.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\hidires\hidr.exe N/A

Impair Defenses: Safe Mode Boot

defense_evasion
Description Indicator Process Target
Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\WinDefend C:\Users\Admin\AppData\Local\Temp\~D69.exe N/A
Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\ProfSvc C:\Users\Admin\AppData\Local\Temp\~D69.exe N/A
Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\Power C:\Users\Admin\AppData\Local\Temp\~D69.exe N/A

UPX packed file

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Microsoft\Windows\CurrentVersion\Run\drvsyskit = "C:\\Users\\Admin\\AppData\\Roaming\\hidires\\hidr.exe" C:\Users\Admin\AppData\Roaming\hidires\hidr.exe N/A

Enumerates physical storage devices

Suspicious behavior: LoadsDriver

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2296 wrote to memory of 2824 N/A C:\Users\Admin\AppData\Local\Temp\1184af4a63a217985238fbbf66dbf493_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\~D69.exe
PID 2296 wrote to memory of 2824 N/A C:\Users\Admin\AppData\Local\Temp\1184af4a63a217985238fbbf66dbf493_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\~D69.exe
PID 2296 wrote to memory of 2824 N/A C:\Users\Admin\AppData\Local\Temp\1184af4a63a217985238fbbf66dbf493_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\~D69.exe
PID 2296 wrote to memory of 2824 N/A C:\Users\Admin\AppData\Local\Temp\1184af4a63a217985238fbbf66dbf493_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\~D69.exe
PID 2296 wrote to memory of 1848 N/A C:\Users\Admin\AppData\Local\Temp\1184af4a63a217985238fbbf66dbf493_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\~E06.exe
PID 2296 wrote to memory of 1848 N/A C:\Users\Admin\AppData\Local\Temp\1184af4a63a217985238fbbf66dbf493_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\~E06.exe
PID 2296 wrote to memory of 1848 N/A C:\Users\Admin\AppData\Local\Temp\1184af4a63a217985238fbbf66dbf493_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\~E06.exe
PID 2296 wrote to memory of 1848 N/A C:\Users\Admin\AppData\Local\Temp\1184af4a63a217985238fbbf66dbf493_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\~E06.exe
PID 2824 wrote to memory of 2964 N/A C:\Users\Admin\AppData\Local\Temp\~D69.exe C:\Users\Admin\AppData\Roaming\hidires\hidr.exe
PID 2824 wrote to memory of 2964 N/A C:\Users\Admin\AppData\Local\Temp\~D69.exe C:\Users\Admin\AppData\Roaming\hidires\hidr.exe
PID 2824 wrote to memory of 2964 N/A C:\Users\Admin\AppData\Local\Temp\~D69.exe C:\Users\Admin\AppData\Roaming\hidires\hidr.exe
PID 2824 wrote to memory of 2964 N/A C:\Users\Admin\AppData\Local\Temp\~D69.exe C:\Users\Admin\AppData\Roaming\hidires\hidr.exe

Processes

C:\Users\Admin\AppData\Local\Temp\1184af4a63a217985238fbbf66dbf493_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\1184af4a63a217985238fbbf66dbf493_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\~D69.exe

"C:\Users\Admin\AppData\Local\Temp\~D69.exe"

C:\Users\Admin\AppData\Local\Temp\~E06.exe

"C:\Users\Admin\AppData\Local\Temp\~E06.exe"

C:\Users\Admin\AppData\Roaming\hidires\hidr.exe

"C:\Users\Admin\AppData\Roaming\hidires\hidr.exe"

Network

N/A

Files

\Users\Admin\AppData\Local\Temp\~D69.exe

MD5 4e8f9e3f2612892838471f64ce1c3002
SHA1 44b26539ae04f970facc41da730fa36bb1df2b86
SHA256 abee111ee646deebdf435e4a7976dc84d5fdda70acfad2fadb272153c0b39f85
SHA512 d1ae00de2fcbdd11139de30de893051a1f9a9dee16bb48ad51d99c245caf20c965a85298bf28c605e1c4a18dfbc2173d5c83a524fa0dd2e8be8eaab705fdafdb

C:\Users\Admin\AppData\Local\Temp\~E06.exe

MD5 a8f6fa3f946bbe9c22eb076eeccb1f44
SHA1 4938ba4c2a6f8bd8d5d1e867c1eaef4a02600617
SHA256 c53bd6ac79b84a11638112dc9127e82cfd9b84f2b6c4ed1adc0275d6144006e4
SHA512 1fc7302fb5c9102101dbe686fa40d0ac6822b11d8b0c5cc0765d654f31cd3a76ffa201d82b86b064e09217f93272bf9a064befab95e1d69e26898ce49891badb

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-26 09:29

Reported

2024-06-26 09:31

Platform

win10v2004-20240508-en

Max time kernel

150s

Max time network

51s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1184af4a63a217985238fbbf66dbf493_JaffaCakes118.exe"

Signatures

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\1184af4a63a217985238fbbf66dbf493_JaffaCakes118.exe N/A
Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\~3FA9.exe N/A

Impair Defenses: Safe Mode Boot

defense_evasion
Description Indicator Process Target
Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\UserManager C:\Users\Admin\AppData\Local\Temp\~3FA9.exe N/A
Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\SerCx2.sys C:\Users\Admin\AppData\Local\Temp\~3FA9.exe N/A
Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\ProfSvc C:\Users\Admin\AppData\Local\Temp\~3FA9.exe N/A
Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\Power C:\Users\Admin\AppData\Local\Temp\~3FA9.exe N/A
Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\iai2c.sys C:\Users\Admin\AppData\Local\Temp\~3FA9.exe N/A
Key deleted \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\CBDHSvc C:\Users\Admin\AppData\Local\Temp\~3FA9.exe N/A

UPX packed file

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\drvsyskit = "C:\\Users\\Admin\\AppData\\Roaming\\hidires\\hidr.exe" C:\Users\Admin\AppData\Roaming\hidires\hidr.exe N/A

Enumerates physical storage devices

Suspicious behavior: LoadsDriver

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

Processes

C:\Users\Admin\AppData\Local\Temp\1184af4a63a217985238fbbf66dbf493_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\1184af4a63a217985238fbbf66dbf493_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\~3FA9.exe

"C:\Users\Admin\AppData\Local\Temp\~3FA9.exe"

C:\Users\Admin\AppData\Local\Temp\~4027.exe

"C:\Users\Admin\AppData\Local\Temp\~4027.exe"

C:\Users\Admin\AppData\Roaming\hidires\hidr.exe

"C:\Users\Admin\AppData\Roaming\hidires\hidr.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\~3FA9.exe

MD5 4e8f9e3f2612892838471f64ce1c3002
SHA1 44b26539ae04f970facc41da730fa36bb1df2b86
SHA256 abee111ee646deebdf435e4a7976dc84d5fdda70acfad2fadb272153c0b39f85
SHA512 d1ae00de2fcbdd11139de30de893051a1f9a9dee16bb48ad51d99c245caf20c965a85298bf28c605e1c4a18dfbc2173d5c83a524fa0dd2e8be8eaab705fdafdb

C:\Users\Admin\AppData\Local\Temp\~4027.exe

MD5 a8f6fa3f946bbe9c22eb076eeccb1f44
SHA1 4938ba4c2a6f8bd8d5d1e867c1eaef4a02600617
SHA256 c53bd6ac79b84a11638112dc9127e82cfd9b84f2b6c4ed1adc0275d6144006e4
SHA512 1fc7302fb5c9102101dbe686fa40d0ac6822b11d8b0c5cc0765d654f31cd3a76ffa201d82b86b064e09217f93272bf9a064befab95e1d69e26898ce49891badb