Malware Analysis Report

2025-01-22 13:05

Sample ID 240626-dfxvba1bmf
Target 107fea87638aa40ea741898311ca7e7d_JaffaCakes118
SHA256 c3af20b5694f18730a977159cb031b8131037471a795f92f06578b402b158dd3
Tags
vmprotect
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

c3af20b5694f18730a977159cb031b8131037471a795f92f06578b402b158dd3

Threat Level: Shows suspicious behavior

The file 107fea87638aa40ea741898311ca7e7d_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

vmprotect

VMProtect packed file

Suspicious use of NtSetInformationThreadHideFromDebugger

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-26 02:57

Signatures

VMProtect packed file

vmprotect
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

2024-06-26 02:57

Reported

2024-06-26 03:00

Platform

win7-20240419-en

Max time kernel

118s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\107fea87638aa40ea741898311ca7e7d_JaffaCakes118.exe"

Signatures

VMProtect packed file

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

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\107fea87638aa40ea741898311ca7e7d_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\107fea87638aa40ea741898311ca7e7d_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\107fea87638aa40ea741898311ca7e7d_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1824 -s 196

Network

N/A

Files

memory/1824-0-0x0000000000400000-0x0000000000425000-memory.dmp

memory/1824-1-0x0000000000400000-0x0000000000425000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-26 02:57

Reported

2024-06-26 03:00

Platform

win10v2004-20240508-en

Max time kernel

125s

Max time network

131s

Command Line

"C:\Users\Admin\AppData\Local\Temp\107fea87638aa40ea741898311ca7e7d_JaffaCakes118.exe"

Signatures

VMProtect packed file

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

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\107fea87638aa40ea741898311ca7e7d_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\107fea87638aa40ea741898311ca7e7d_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\107fea87638aa40ea741898311ca7e7d_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4364 -ip 4364

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4364 -s 544

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 --field-trial-handle=3404,i,1999448010053300448,1112699187621658374,262144 --variations-seed-version --mojo-platform-channel-handle=4228 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.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 35.15.31.184.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 17.173.189.20.in-addr.arpa udp

Files

memory/4364-0-0x0000000000400000-0x0000000000425000-memory.dmp

memory/4364-1-0x0000000000400000-0x0000000000425000-memory.dmp