Malware Analysis Report

2025-03-14 23:43

Sample ID 240407-xaxrxabb8z
Target e59995b91d57a8ea4a934070dcfe684b_JaffaCakes118
SHA256 08ad843d1db85ab1b7cd4849c3d87093ab5b7a16b0ddf6828224e051eef820cb
Tags
persistence
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

08ad843d1db85ab1b7cd4849c3d87093ab5b7a16b0ddf6828224e051eef820cb

Threat Level: Shows suspicious behavior

The file e59995b91d57a8ea4a934070dcfe684b_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

persistence

Loads dropped DLL

Adds Run key to start application

Drops file in System32 directory

Drops file in Windows directory

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-07 18:39

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-07 18:39

Reported

2024-04-07 18:42

Platform

win7-20240221-en

Max time kernel

154s

Max time network

131s

Command Line

C:\Windows\Explorer.EXE

Signatures

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\e59995b91d57a8ea4a934070dcfe684b_JaffaCakes118.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RUN\huifitc = "C:\\Windows\\huifitc.exe" C:\Users\Admin\AppData\Local\Temp\e59995b91d57a8ea4a934070dcfe684b_JaffaCakes118.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\huifitc.dll C:\Users\Admin\AppData\Local\Temp\e59995b91d57a8ea4a934070dcfe684b_JaffaCakes118.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\huifitc.exe C:\Users\Admin\AppData\Local\Temp\e59995b91d57a8ea4a934070dcfe684b_JaffaCakes118.exe N/A
File opened for modification C:\Windows\huifitc.exe C:\Users\Admin\AppData\Local\Temp\e59995b91d57a8ea4a934070dcfe684b_JaffaCakes118.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\e59995b91d57a8ea4a934070dcfe684b_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\e59995b91d57a8ea4a934070dcfe684b_JaffaCakes118.exe N/A

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\e59995b91d57a8ea4a934070dcfe684b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\e59995b91d57a8ea4a934070dcfe684b_JaffaCakes118.exe"

Network

N/A

Files

memory/2860-11-0x00000000001D0000-0x00000000001D1000-memory.dmp

memory/2860-16-0x0000000000400000-0x0000000000413000-memory.dmp

memory/2860-15-0x00000000001E0000-0x00000000001E1000-memory.dmp

memory/1396-2-0x0000000002650000-0x0000000002651000-memory.dmp

\Windows\SysWOW64\huifitc.dll

MD5 a4cfcea8815ceec77dc60f8f416e2ae1
SHA1 04be874d15f06e588ec982f175470a54dc0467b6
SHA256 d9fc72dad34f9193d50622f26a9f1f16e02e7164c227acca8c470fffb5a984ec
SHA512 ab307454de3a7bdd3e1d5e386866631a697fdb8039fb6d00baa9cc388ce25ac6dc52de3611c1c52b62d5991de925c32d887c833048bea20acd49e2d03ecdfbb1

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-07 18:39

Reported

2024-04-07 18:42

Platform

win10v2004-20240226-en

Max time kernel

115s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e59995b91d57a8ea4a934070dcfe684b_JaffaCakes118.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e59995b91d57a8ea4a934070dcfe684b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\e59995b91d57a8ea4a934070dcfe684b_JaffaCakes118.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4172 --field-trial-handle=2280,i,8281149332300504990,9122875031903898779,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 159.113.53.23.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 13.107.246.64:443 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp

Files

N/A