Malware Analysis Report

2025-01-03 09:02

Sample ID 240928-wsh6ssygpp
Target fcddb4a4d62885f6c389869d137d3983_JaffaCakes118
SHA256 1fa677e4bc48ae3b71c49312ff6d69a45968af84a0227eaa480c428ef2d3d2cd
Tags
discovery persistence gandcrab
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

1fa677e4bc48ae3b71c49312ff6d69a45968af84a0227eaa480c428ef2d3d2cd

Threat Level: Known bad

The file fcddb4a4d62885f6c389869d137d3983_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

discovery persistence gandcrab

GandCrab payload

Gandcrab family

Adds Run key to start application

Enumerates connected drives

System Location Discovery: System Language Discovery

Unsigned PE

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-28 18:10

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

2024-09-28 18:10

Reported

2024-09-28 18:13

Platform

win7-20240903-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\cuonyckvujw = "C:\\Users\\Admin\\AppData\\Local\\Temp\\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_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\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_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

2024-09-28 18:10

Reported

2024-09-28 18:13

Platform

win10v2004-20240802-en

Max time kernel

127s

Max time network

132s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\ulnkeqsmrnd = "C:\\Users\\Admin\\AppData\\Local\\Temp\\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_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\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\fcddb4a4d62885f6c389869d137d3983_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 --field-trial-handle=4404,i,6510295916244954942,10164894160290787457,262144 --variations-seed-version --mojo-platform-channel-handle=4444 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.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
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.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 8.8.8.8:53 101.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp

Files

N/A