Malware Analysis Report

2025-01-03 08:40

Sample ID 240507-e42nvahg5v
Target 1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118
SHA256 1afc2f8f2ce69c8b3be9a50461e47e6d87df14141621efa800cb3cd5d454b999
Tags
gandcrab 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

1afc2f8f2ce69c8b3be9a50461e47e6d87df14141621efa800cb3cd5d454b999

Threat Level: Known bad

The file 1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

gandcrab persistence

GandCrab payload

Gandcrab family

Adds Run key to start application

Enumerates connected drives

Unsigned PE

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-07 04:30

Signatures

GandCrab payload

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

Gandcrab family

gandcrab

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-07 04:30

Reported

2024-05-07 04:33

Platform

win7-20240221-en

Max time kernel

120s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\qqsjrdenrro = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 ipv4bot.whatismyipaddress.com udp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-07 04:30

Reported

2024-05-07 04:33

Platform

win10v2004-20240419-en

Max time kernel

129s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\tlkyoazbptr = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\1f73c51022b9018259fa8aad8550a2d3_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 ipv4bot.whatismyipaddress.com udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 20.231.121.79:80 tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 14.251.17.2.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp

Files

N/A