Malware Analysis Report

2025-06-16 06:37

Sample ID 240825-l6892a1akq
Target c0821545051628d57f958ae8b43ffd7b_JaffaCakes118
SHA256 059a6f40fe160942e7598bce26e5e73667d1643b4c0856e93c7dcca8be48615f
Tags
discovery 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

059a6f40fe160942e7598bce26e5e73667d1643b4c0856e93c7dcca8be48615f

Threat Level: Shows suspicious behavior

The file c0821545051628d57f958ae8b43ffd7b_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery upx

UPX packed file

Executes dropped EXE

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-25 10:09

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-25 10:09

Reported

2024-08-25 10:12

Platform

win7-20240708-en

Max time kernel

121s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c0821545051628d57f958ae8b43ffd7b_JaffaCakes118.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\4.exe N/A

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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\4.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\4.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\4.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c0821545051628d57f958ae8b43ffd7b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c0821545051628d57f958ae8b43ffd7b_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\4.exe

"C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\4.exe"

Network

N/A

Files

memory/1720-0-0x000007FEF641E000-0x000007FEF641F000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\4.exe

MD5 4aac6d159f0d97f74c780e79a75d82df
SHA1 15b881b9dac6f4be349d11ca3d2344bf039a42cd
SHA256 29b05d5c1cf5abae6daeb8a6d754dc85b734071c4ddace95d5519a4e83529ae9
SHA512 37211dba03c6113e33181add19e47fb67643606a78759228294d5c185afe3021abf2ac6a5dea03df5db4bbe19020c24c8ac4077efb0f31106d209dd084c8ad99

memory/1720-8-0x000007FEF6160000-0x000007FEF6AFD000-memory.dmp

memory/1972-11-0x0000000000400000-0x0000000000441000-memory.dmp

memory/1720-10-0x000007FEF6160000-0x000007FEF6AFD000-memory.dmp

memory/1720-13-0x000007FEF6160000-0x000007FEF6AFD000-memory.dmp

memory/1972-14-0x0000000000400000-0x0000000000441000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-25 10:09

Reported

2024-08-25 10:12

Platform

win10v2004-20240802-en

Max time kernel

138s

Max time network

107s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c0821545051628d57f958ae8b43ffd7b_JaffaCakes118.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\8.exe N/A

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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\8.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\8.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\8.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c0821545051628d57f958ae8b43ffd7b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c0821545051628d57f958ae8b43ffd7b_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\8.exe

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\8.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp

Files

memory/4400-0-0x00007FFA93EB5000-0x00007FFA93EB6000-memory.dmp

memory/4400-1-0x00007FFA93C00000-0x00007FFA945A1000-memory.dmp

memory/4400-2-0x000000001BD50000-0x000000001C21E000-memory.dmp

memory/4400-3-0x000000001C2D0000-0x000000001C376000-memory.dmp

memory/4400-5-0x000000001C470000-0x000000001C50C000-memory.dmp

memory/4400-4-0x00007FFA93C00000-0x00007FFA945A1000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\8.exe

MD5 4aac6d159f0d97f74c780e79a75d82df
SHA1 15b881b9dac6f4be349d11ca3d2344bf039a42cd
SHA256 29b05d5c1cf5abae6daeb8a6d754dc85b734071c4ddace95d5519a4e83529ae9
SHA512 37211dba03c6113e33181add19e47fb67643606a78759228294d5c185afe3021abf2ac6a5dea03df5db4bbe19020c24c8ac4077efb0f31106d209dd084c8ad99

memory/3552-10-0x0000000000400000-0x0000000000441000-memory.dmp

memory/4400-14-0x00007FFA93C00000-0x00007FFA945A1000-memory.dmp

memory/3552-15-0x0000000000400000-0x0000000000441000-memory.dmp