Malware Analysis Report

2025-04-14 03:45

Sample ID 240612-xgwheswbkd
Target a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118
SHA256 56ca1324e98cd2fabfebf369ea7d350f175a8d03279b8d480f3ed579d4fec8ab
Tags
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

56ca1324e98cd2fabfebf369ea7d350f175a8d03279b8d480f3ed579d4fec8ab

Threat Level: Shows suspicious behavior

The file a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary


Checks BIOS information in registry

Maps connected drives based on registry

Suspicious use of SetThreadContext

Program crash

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Modifies Internet Explorer settings

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-12 18:50

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-12 18:50

Reported

2024-06-12 18:52

Platform

win7-20240508-en

Max time kernel

121s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe"

Signatures

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe N/A

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\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe N/A

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Internet Explorer\Main C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1680 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe
PID 1680 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe
PID 1680 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe
PID 1680 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe
PID 1680 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe
PID 1680 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe
PID 1680 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe
PID 1680 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe
PID 1680 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe
PID 1680 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe
PID 1680 wrote to memory of 3008 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe" Track="0001000000"

Network

Country Destination Domain Proto
US 8.8.8.8:53 jsb2bjfdw8mos2.fx83itz8.com udp
US 8.8.8.8:53 jsb2bjfdw8mos2.fx83itz8.com udp
US 8.8.8.8:53 jsb2bjfdw8mos2.fx83itz8.com udp
US 8.8.8.8:53 jsb2bjfdw8mos2.fx83itz8.com udp
US 8.8.8.8:53 jsb2bjfdw8mos2.fx83itz8.com udp
US 8.8.8.8:53 jsb2bjfdw8mos2.fx83itz8.com udp

Files

memory/1680-0-0x0000000000400000-0x0000000000586000-memory.dmp

memory/1680-1-0x0000000000230000-0x0000000000233000-memory.dmp

memory/3008-2-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/3008-11-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/3008-4-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/3008-22-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/3008-23-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/1680-21-0x0000000000400000-0x0000000000586000-memory.dmp

memory/1680-20-0x0000000000230000-0x0000000000233000-memory.dmp

memory/1680-19-0x00000000027C0000-0x0000000002946000-memory.dmp

memory/3008-16-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/3008-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/3008-12-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/3008-8-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/3008-7-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/3008-24-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/3008-25-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/3008-27-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/3008-26-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/3008-28-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/3008-29-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/3008-33-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/3008-35-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/3008-37-0x0000000000400000-0x00000000004F6000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-12 18:50

Reported

2024-06-12 18:52

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

51s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe"

Signatures

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe N/A

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\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3164 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe
PID 3164 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe
PID 3164 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe
PID 3164 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe
PID 3164 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe
PID 3164 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe
PID 3164 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe
PID 3164 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe
PID 3164 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe
PID 3164 wrote to memory of 2816 N/A C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a1d4768e752a19122ec749c5024f0ab3_JaffaCakes118.exe" Track="0001000000"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2816 -ip 2816

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2816 -ip 2816

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2816 -s 2040

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2816 -s 2084

Network

Country Destination Domain Proto
US 8.8.8.8:53 6qi1igpetfqhrxbpd1.fx83itz8.com udp

Files

memory/3164-0-0x0000000000400000-0x0000000000586000-memory.dmp

memory/3164-1-0x00000000006F0000-0x00000000006F3000-memory.dmp

memory/2816-2-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/2816-3-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/2816-5-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/3164-4-0x0000000000400000-0x0000000000586000-memory.dmp

memory/3164-7-0x00000000006F0000-0x00000000006F3000-memory.dmp

memory/2816-6-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/2816-8-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/2816-9-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/2816-10-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/2816-11-0x0000000000400000-0x00000000004F6000-memory.dmp

memory/2816-15-0x0000000000400000-0x00000000004F6000-memory.dmp