Malware Analysis Report

2024-09-23 05:56

Sample ID 240603-v4mspafa39
Target 929e15113ee5733dfdc822fa92bc7218_JaffaCakes118
SHA256 06c191b9726e7bd771ab1012ea8a93ec25db34e242e0be13f190afaa89cc08e5
Tags
persistence gandcrab
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

06c191b9726e7bd771ab1012ea8a93ec25db34e242e0be13f190afaa89cc08e5

Threat Level: Known bad

The file 929e15113ee5733dfdc822fa92bc7218_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

persistence gandcrab

GandCrab payload

Gandcrab family

Enumerates connected drives

Adds Run key to start application

Unsigned PE

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-03 17:32

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

2024-06-03 17:32

Reported

2024-06-03 17:35

Platform

win10v2004-20240426-en

Max time kernel

93s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\uixkfwoumui = "C:\\Users\\Admin\\AppData\\Local\\Temp\\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_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\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 155.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 ipv4bot.whatismyipaddress.com udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 20.231.121.79:80 tcp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 129.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 105.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-03 17:32

Reported

2024-06-03 17:35

Platform

win7-20240215-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\fqukrinlakw = "C:\\Users\\Admin\\AppData\\Local\\Temp\\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_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\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\929e15113ee5733dfdc822fa92bc7218_JaffaCakes118.exe"

Network

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

Files

N/A