Malware Analysis Report

2024-11-15 05:27

Sample ID 240613-b72w8stdmj
Target a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118
SHA256 c179f36ce22310418c0bec6f89079b350bcf149dde313fd74586a62ab5867892
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

c179f36ce22310418c0bec6f89079b350bcf149dde313fd74586a62ab5867892

Threat Level: Shows suspicious behavior

The file a36e47ffe24282c0e2f5f666e85b268a_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

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Modifies Internet Explorer settings

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-13 01:47

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

2024-06-13 01:47

Reported

2024-06-13 01:50

Platform

win7-20240508-en

Max time kernel

140s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_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\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\Count C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe N/A

Enumerates physical storage devices

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2136 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 2136 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 2136 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 2136 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 2136 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 2136 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 2136 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 2136 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 2136 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 2136 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 2136 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 2136 wrote to memory of 2868 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 combinatorial.respection.ru udp
US 8.8.8.8:53 ec2-34-253-187-85.eu-west-1.compute.amazonaws.com udp
US 8.8.8.8:53 combinatorial.respection.ru udp
US 8.8.8.8:53 ec2-34-253-187-85.eu-west-1.compute.amazonaws.com udp
US 8.8.8.8:53 combinatorial.respection.ru udp
US 8.8.8.8:53 ec2-34-253-187-85.eu-west-1.compute.amazonaws.com udp
US 8.8.8.8:53 combinatorial.respection.ru udp
US 8.8.8.8:53 ec2-34-253-187-85.eu-west-1.compute.amazonaws.com udp
US 8.8.8.8:53 combinatorial.respection.ru udp
US 8.8.8.8:53 ec2-34-253-187-85.eu-west-1.compute.amazonaws.com udp
US 8.8.8.8:53 combinatorial.respection.ru udp

Files

memory/2136-0-0x0000000000F00000-0x0000000001D1E000-memory.dmp

memory/2136-1-0x00000000002E0000-0x00000000002E1000-memory.dmp

memory/2868-2-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2136-3-0x00000000044D0000-0x00000000052EE000-memory.dmp

memory/2868-5-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2868-4-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2868-7-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2868-9-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2868-11-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2868-14-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2868-17-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2868-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2868-22-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2868-21-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2868-27-0x00000000003D0000-0x00000000003D1000-memory.dmp

memory/2868-26-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2868-25-0x0000000000F00000-0x0000000001D1E000-memory.dmp

memory/2136-24-0x0000000000F00000-0x0000000001D1E000-memory.dmp

memory/2868-28-0x0000000004800000-0x000000000561E000-memory.dmp

memory/2868-30-0x0000000000EF0000-0x0000000000F00000-memory.dmp

memory/2868-31-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2868-32-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/2868-33-0x0000000004800000-0x000000000561E000-memory.dmp

memory/2868-34-0x0000000000EF0000-0x0000000000F00000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 01:47

Reported

2024-06-13 01:50

Platform

win10v2004-20240611-en

Max time kernel

130s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_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\Count C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe N/A

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1312 wrote to memory of 4556 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 1312 wrote to memory of 4556 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 1312 wrote to memory of 4556 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 1312 wrote to memory of 4556 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 1312 wrote to memory of 4556 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 1312 wrote to memory of 4556 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 1312 wrote to memory of 4556 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 1312 wrote to memory of 4556 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 1312 wrote to memory of 4556 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 1312 wrote to memory of 4556 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 1312 wrote to memory of 4556 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 1312 wrote to memory of 4556 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 1312 wrote to memory of 4556 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 1312 wrote to memory of 4556 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe
PID 1312 wrote to memory of 4556 N/A C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a36e47ffe24282c0e2f5f666e85b268a_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 combinatorial.respection.ru udp
US 8.8.8.8:53 ec2-34-253-187-85.eu-west-1.compute.amazonaws.com udp
IE 34.253.187.85:80 ec2-34-253-187-85.eu-west-1.compute.amazonaws.com tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 combinatorial.respection.ru udp
IE 34.253.187.85:80 ec2-34-253-187-85.eu-west-1.compute.amazonaws.com tcp
US 8.8.8.8:53 combinatorial.respection.ru udp
IE 34.253.187.85:80 ec2-34-253-187-85.eu-west-1.compute.amazonaws.com tcp
US 8.8.8.8:53 combinatorial.respection.ru udp
IE 34.253.187.85:80 ec2-34-253-187-85.eu-west-1.compute.amazonaws.com tcp
US 8.8.8.8:53 91.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 combinatorial.respection.ru udp
IE 34.253.187.85:80 ec2-34-253-187-85.eu-west-1.compute.amazonaws.com tcp
US 8.8.8.8:53 combinatorial.respection.ru udp
IE 34.253.187.85:80 ec2-34-253-187-85.eu-west-1.compute.amazonaws.com tcp

Files

memory/1312-0-0x0000000000F00000-0x0000000001D1E000-memory.dmp

memory/1312-1-0x0000000000EC0000-0x0000000000EC1000-memory.dmp

memory/4556-2-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/4556-3-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/4556-5-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/4556-7-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/4556-9-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/4556-10-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/4556-13-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/1312-16-0x0000000000F00000-0x0000000001D1E000-memory.dmp

memory/4556-19-0x0000000000EF0000-0x0000000000EF1000-memory.dmp

memory/4556-18-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/4556-17-0x0000000000F00000-0x0000000001D1E000-memory.dmp

memory/4556-21-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/4556-22-0x0000000000400000-0x00000000007AF000-memory.dmp

memory/4556-23-0x0000000000EF0000-0x0000000000EF1000-memory.dmp