Malware Analysis Report

2024-11-13 13:26

Sample ID 240614-b6eqbavajn
Target a79a22737de62a7628f8b06dda2c2466_JaffaCakes118
SHA256 ed83a09752cec7d84e2591c21410c2e429cc9943a11cb257efc130d9963bfa6e
Tags
upx discovery
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

ed83a09752cec7d84e2591c21410c2e429cc9943a11cb257efc130d9963bfa6e

Threat Level: Shows suspicious behavior

The file a79a22737de62a7628f8b06dda2c2466_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

upx discovery

UPX packed file

Checks installed software on the system

Maps connected drives based on registry

Suspicious use of SetThreadContext

Enumerates physical storage devices

Unsigned PE

Modifies Internet Explorer settings

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-14 01:45

Signatures

UPX packed file

upx
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

2024-06-14 01:45

Reported

2024-06-14 01:47

Platform

win7-20231129-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe"

Signatures

UPX packed file

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

Checks installed software on the system

discovery

Maps connected drives based on registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\Count C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe N/A

Enumerates physical storage devices

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2392 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 2392 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 2392 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 2392 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 2392 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 2392 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 2392 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 2392 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 2392 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 2392 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 2392 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 2392 wrote to memory of 2616 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 dimgobi.top udp
US 8.8.8.8:53 gazellevineyardaveragestranger.tk udp
IE 3.254.119.43:80 gazellevineyardaveragestranger.tk tcp

Files

memory/2392-0-0x0000000000F00000-0x0000000001D0D000-memory.dmp

memory/2392-1-0x0000000000250000-0x0000000000251000-memory.dmp

memory/2616-2-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2392-3-0x00000000043D0000-0x00000000051DD000-memory.dmp

memory/2616-4-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2616-5-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2616-7-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2616-9-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2616-11-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2616-13-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2616-16-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2616-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2616-20-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2616-21-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2616-24-0x0000000000F00000-0x0000000001D0D000-memory.dmp

memory/2392-23-0x0000000000F00000-0x0000000001D0D000-memory.dmp

memory/2616-26-0x00000000002D0000-0x00000000002D1000-memory.dmp

memory/2616-25-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2616-27-0x0000000004800000-0x000000000560D000-memory.dmp

memory/2616-29-0x0000000000EF0000-0x0000000000F00000-memory.dmp

memory/2616-30-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2616-31-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2616-32-0x0000000004800000-0x000000000560D000-memory.dmp

memory/2616-33-0x0000000000EF0000-0x0000000000F00000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-14 01:45

Reported

2024-06-14 01:47

Platform

win10v2004-20240508-en

Max time kernel

79s

Max time network

99s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe"

Signatures

UPX packed file

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

Checks installed software on the system

discovery

Maps connected drives based on registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\Count C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3324 wrote to memory of 4528 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 3324 wrote to memory of 4528 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 3324 wrote to memory of 4528 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 3324 wrote to memory of 4528 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 3324 wrote to memory of 4528 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 3324 wrote to memory of 4528 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 3324 wrote to memory of 4528 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 3324 wrote to memory of 4528 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 3324 wrote to memory of 4528 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 3324 wrote to memory of 4528 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 3324 wrote to memory of 4528 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 3324 wrote to memory of 4528 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 3324 wrote to memory of 4528 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 3324 wrote to memory of 4528 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe
PID 3324 wrote to memory of 4528 N/A C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a79a22737de62a7628f8b06dda2c2466_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 dimgobi.top udp
US 52.111.227.14:443 tcp

Files

memory/3324-0-0x0000000000F00000-0x0000000001D0D000-memory.dmp

memory/3324-1-0x0000000000A20000-0x0000000000A21000-memory.dmp

memory/4528-2-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/4528-3-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/4528-5-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/4528-7-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/4528-9-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/4528-10-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/4528-13-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/3324-14-0x0000000000F00000-0x0000000001D0D000-memory.dmp

memory/4528-16-0x0000000000F00000-0x0000000001D0D000-memory.dmp

memory/4528-19-0x0000000003240000-0x0000000003241000-memory.dmp

memory/4528-18-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/4528-17-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/4528-21-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/4528-22-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/4528-23-0x0000000003240000-0x0000000003241000-memory.dmp

memory/4528-24-0x0000000000400000-0x00000000007AF000-memory.dmp