Malware Analysis Report

2024-09-23 05:13

Sample ID 240605-khqbksba3x
Target 97a449fed7d800a8a635592605ff8a67_JaffaCakes118
SHA256 233437b647f9482a8a3ba51d0af69039bb58fb48609704a39db1f709a0e6aca6
Tags
gandcrab backdoor ransomware
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

233437b647f9482a8a3ba51d0af69039bb58fb48609704a39db1f709a0e6aca6

Threat Level: Known bad

The file 97a449fed7d800a8a635592605ff8a67_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

gandcrab backdoor ransomware

Gandcrab

Enumerates connected drives

Program crash

Unsigned PE

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-05 08:37

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-05 08:36

Reported

2024-06-05 08:39

Platform

win7-20240419-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe"

Signatures

Gandcrab

ransomware backdoor gandcrab

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_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\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe"

Network

N/A

Files

memory/3012-1-0x0000000000160000-0x0000000000161000-memory.dmp

memory/3012-0-0x0000000000110000-0x000000000011C000-memory.dmp

memory/3012-2-0x0000000000110000-0x000000000011C000-memory.dmp

memory/3012-3-0x0000000000160000-0x0000000000161000-memory.dmp

memory/3012-4-0x0000000000400000-0x000000000047F000-memory.dmp

memory/3012-7-0x0000000000160000-0x0000000000161000-memory.dmp

memory/3012-8-0x0000000000400000-0x000000000047F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-05 08:36

Reported

2024-06-05 08:39

Platform

win10v2004-20240508-en

Max time kernel

134s

Max time network

104s

Command Line

"C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe"

Signatures

Gandcrab

ransomware backdoor gandcrab

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_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\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\97a449fed7d800a8a635592605ff8a67_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4376 -ip 4376

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4376 -s 916

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4376 -ip 4376

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4376 -s 924

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
NL 23.62.61.57:443 www.bing.com tcp
US 8.8.8.8:53 57.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 144.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.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 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

memory/4376-1-0x00000000005D0000-0x00000000005D1000-memory.dmp

memory/4376-0-0x0000000000190000-0x000000000019C000-memory.dmp

memory/4376-3-0x00000000005D0000-0x00000000005D1000-memory.dmp

memory/4376-2-0x00000000005D0000-0x00000000005D1000-memory.dmp

memory/4376-5-0x00000000005D0000-0x00000000005D1000-memory.dmp

memory/4376-4-0x0000000000190000-0x000000000019C000-memory.dmp

memory/4376-6-0x00000000005D0000-0x00000000005D1000-memory.dmp

memory/4376-7-0x0000000000400000-0x000000000047F000-memory.dmp

memory/4376-10-0x0000000000400000-0x000000000047F000-memory.dmp