Malware Analysis Report

2025-01-22 12:41

Sample ID 240622-zga8latbpf
Target 03ce20017d87b2ce8f94cdd5fe58fa57_JaffaCakes118
SHA256 5775d792910a03148aeb632044938314024ebcdde03e8d63412124324748f2a0
Tags
aspackv2 evasion persistence
score
10/10

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
10/10

SHA256

5775d792910a03148aeb632044938314024ebcdde03e8d63412124324748f2a0

Threat Level: Known bad

The file 03ce20017d87b2ce8f94cdd5fe58fa57_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

aspackv2 evasion persistence

Modifies WinLogon for persistence

Modifies visiblity of hidden/system files in Explorer

Executes dropped EXE

ASPack v2.12-2.42

Drops file in Windows directory

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-22 20:40

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-22 20:40

Reported

2024-06-22 20:43

Platform

win7-20240611-en

Max time kernel

142s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\03ce20017d87b2ce8f94cdd5fe58fa57_JaffaCakes118.exe"

Signatures

Modifies WinLogon for persistence

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe C:\\Windows\\conme.exe asds" C:\Users\Admin\AppData\Local\Temp\03ce20017d87b2ce8f94cdd5fe58fa57_JaffaCakes118.exe N/A

Modifies visiblity of hidden/system files in Explorer

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" C:\Users\Admin\AppData\Local\Temp\03ce20017d87b2ce8f94cdd5fe58fa57_JaffaCakes118.exe N/A

ASPack v2.12-2.42

aspackv2
Description Indicator Process Target
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\conme.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\conme.exe C:\Users\Admin\AppData\Local\Temp\03ce20017d87b2ce8f94cdd5fe58fa57_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\03ce20017d87b2ce8f94cdd5fe58fa57_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\03ce20017d87b2ce8f94cdd5fe58fa57_JaffaCakes118.exe"

C:\Windows\conme.exe

C:\Windows\conme.exe

Network

Country Destination Domain Proto
CN 218.60.132.196:8090 tcp
CN 218.60.132.196:8090 tcp
US 8.8.8.8:53 1.vip900.cn udp
CN 1.13.102.42:80 1.vip900.cn tcp
CN 218.60.132.196:8090 tcp
CN 218.60.132.196:8090 tcp

Files

memory/2072-0-0x0000000000401000-0x0000000000406000-memory.dmp

C:\Windows\conme.exe

MD5 ad3ad152c2ad348ed3889bbc0642958a
SHA1 bcaec8223442b7d229c724da922fe40a11b66d42
SHA256 9c59322b378a614ac24121c11785ebf09f4d2f344c1aa51170e98acac632ff5a
SHA512 86f855678b8ba6a4642e75fec354bd42fb4304f00e9182a3836d95300b003e0476694562e96c5cd064a3cb7f0d76230e2cf69f9f5a8748c047fa24530e7dbc95

memory/2120-9-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2072-8-0x00000000001B0000-0x00000000001BB000-memory.dmp

memory/2072-7-0x00000000001B0000-0x00000000001BB000-memory.dmp

memory/2120-10-0x0000000000400000-0x000000000040B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-22 20:40

Reported

2024-06-22 20:43

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\03ce20017d87b2ce8f94cdd5fe58fa57_JaffaCakes118.exe"

Signatures

Modifies WinLogon for persistence

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe C:\\Windows\\conme.exe asds" C:\Users\Admin\AppData\Local\Temp\03ce20017d87b2ce8f94cdd5fe58fa57_JaffaCakes118.exe N/A

Modifies visiblity of hidden/system files in Explorer

evasion
Description Indicator Process Target
Set value (int) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" C:\Users\Admin\AppData\Local\Temp\03ce20017d87b2ce8f94cdd5fe58fa57_JaffaCakes118.exe N/A

ASPack v2.12-2.42

aspackv2
Description Indicator Process Target
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\conme.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\conme.exe C:\Users\Admin\AppData\Local\Temp\03ce20017d87b2ce8f94cdd5fe58fa57_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\03ce20017d87b2ce8f94cdd5fe58fa57_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\03ce20017d87b2ce8f94cdd5fe58fa57_JaffaCakes118.exe"

C:\Windows\conme.exe

C:\Windows\conme.exe

Network

Country Destination Domain Proto
CN 218.60.132.196:8090 tcp
CN 218.60.132.196:8090 tcp
US 8.8.8.8:53 1.vip900.cn udp
CN 218.60.132.196:8090 tcp
CN 218.60.132.196:8090 tcp

Files

C:\Windows\conme.exe

MD5 ad3ad152c2ad348ed3889bbc0642958a
SHA1 bcaec8223442b7d229c724da922fe40a11b66d42
SHA256 9c59322b378a614ac24121c11785ebf09f4d2f344c1aa51170e98acac632ff5a
SHA512 86f855678b8ba6a4642e75fec354bd42fb4304f00e9182a3836d95300b003e0476694562e96c5cd064a3cb7f0d76230e2cf69f9f5a8748c047fa24530e7dbc95

memory/4992-4-0x0000000000400000-0x000000000040B000-memory.dmp

memory/4992-5-0x0000000000400000-0x000000000040B000-memory.dmp