Malware Analysis Report

2025-03-14 22:52

Sample ID 240406-1g59eacd75
Target e357e596274c82937a131c212a2ab8f1_JaffaCakes118
SHA256 ba762ed828767ce55c329fbcd709de926b5fc7184155687feb1bd7237e390c56
Tags
persistence 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

ba762ed828767ce55c329fbcd709de926b5fc7184155687feb1bd7237e390c56

Threat Level: Shows suspicious behavior

The file e357e596274c82937a131c212a2ab8f1_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

persistence upx

Checks computer location settings

UPX packed file

Adds Run key to start application

Checks for any installed AV software in registry

Enumerates physical storage devices

Unsigned PE

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-06 21:38

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-06 21:38

Reported

2024-04-06 21:40

Platform

win7-20240220-en

Max time kernel

140s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e357e596274c82937a131c212a2ab8f1_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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\HMC = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e357e596274c82937a131c212a2ab8f1_JaffaCakes118.exe /cs:1 " C:\Users\Admin\AppData\Local\Temp\e357e596274c82937a131c212a2ab8f1_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\HMC = "\"C:\\ProgramData\\12bce0\\HM12b_8010.exe\" /s" C:\Users\Admin\AppData\Local\Temp\e357e596274c82937a131c212a2ab8f1_JaffaCakes118.exe N/A

Checks for any installed AV software in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Eset\Nod\ C:\Users\Admin\AppData\Local\Temp\e357e596274c82937a131c212a2ab8f1_JaffaCakes118.exe N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\e357e596274c82937a131c212a2ab8f1_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\e357e596274c82937a131c212a2ab8f1_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 74.82.198.254:80 tcp
US 74.82.198.254:80 tcp
US 74.82.198.253:80 tcp
US 74.82.198.253:80 tcp
SG 76.73.19.180:80 tcp
US 74.82.198.254:80 tcp
US 74.82.198.253:80 tcp
US 74.82.198.254:80 tcp

Files

memory/2356-1-0x00000000003C0000-0x00000000003C4000-memory.dmp

memory/2356-2-0x00000000003C0000-0x00000000003C4000-memory.dmp

memory/2356-6-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2356-15-0x0000000000400000-0x000000000044B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-06 21:38

Reported

2024-04-06 21:41

Platform

win10v2004-20240226-en

Max time kernel

164s

Max time network

160s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e357e596274c82937a131c212a2ab8f1_JaffaCakes118.exe"

Signatures

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\e357e596274c82937a131c212a2ab8f1_JaffaCakes118.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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\HMC = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e357e596274c82937a131c212a2ab8f1_JaffaCakes118.exe /cs:1 " C:\Users\Admin\AppData\Local\Temp\e357e596274c82937a131c212a2ab8f1_JaffaCakes118.exe N/A

Checks for any installed AV software in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Eset\Nod\ C:\Users\Admin\AppData\Local\Temp\e357e596274c82937a131c212a2ab8f1_JaffaCakes118.exe N/A

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\e357e596274c82937a131c212a2ab8f1_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\e357e596274c82937a131c212a2ab8f1_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
US 74.82.198.254:80 tcp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 74.82.198.254:80 tcp
US 74.82.198.253:80 tcp
US 52.111.229.48:443 tcp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 74.82.198.253:80 tcp
SG 76.73.19.180:80 tcp
US 74.82.198.254:80 tcp
US 74.82.198.253:80 tcp
US 8.8.8.8:53 14.173.189.20.in-addr.arpa udp

Files

memory/2744-0-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2744-1-0x00000000007F0000-0x00000000007F4000-memory.dmp

memory/2744-2-0x00000000007F0000-0x00000000007F4000-memory.dmp

memory/2744-3-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2744-7-0x0000000000400000-0x000000000044B000-memory.dmp

memory/2744-17-0x0000000000400000-0x000000000044B000-memory.dmp