Malware Analysis Report

2024-10-18 21:49

Sample ID 240525-m5zvmseg72
Target 71bd872115b12ed16a07cfcf1f621256_JaffaCakes118
SHA256 641fb125ae4338cc9ecdbf0402854021ecc1e1f5dafdf09b07472f4bd82253f9
Tags
persistence gandcrab
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

641fb125ae4338cc9ecdbf0402854021ecc1e1f5dafdf09b07472f4bd82253f9

Threat Level: Known bad

The file 71bd872115b12ed16a07cfcf1f621256_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

persistence gandcrab

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

2024-05-25 11:03

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: behavioral2

Detonation Overview

Submitted

2024-05-25 11:03

Reported

2024-05-25 11:06

Platform

win10v2004-20240508-en

Max time kernel

133s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\yyfqhgsnlsj = "C:\\Users\\Admin\\AppData\\Local\\Temp\\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_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\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_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 --field-trial-handle=4436,i,7012731823941922179,12386606396608877869,262144 --variations-seed-version --mojo-platform-channel-handle=4376 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 ipv4bot.whatismyipaddress.com udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 240.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-25 11:03

Reported

2024-05-25 11:06

Platform

win7-20231129-en

Max time kernel

120s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\opmioqazjsp = "C:\\Users\\Admin\\AppData\\Local\\Temp\\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_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\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\71bd872115b12ed16a07cfcf1f621256_JaffaCakes118.exe"

Network

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

Files

N/A