Malware Analysis Report

2025-01-22 14:26

Sample ID 240623-bsw3faxgql
Target 04bd31fce4d9aee3334f84f5a11a2d7a_JaffaCakes118
SHA256 a58c706a0ee890b6faf939903730b303c896a1d73ea1f5912f46b343ca7ef419
Tags
gh0strat bootkit persistence rat
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

a58c706a0ee890b6faf939903730b303c896a1d73ea1f5912f46b343ca7ef419

Threat Level: Known bad

The file 04bd31fce4d9aee3334f84f5a11a2d7a_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

gh0strat bootkit persistence rat

Gh0strat

Gh0st RAT payload

Server Software Component: Terminal Services DLL

Sets service image path in registry

Deletes itself

Loads dropped DLL

Writes to the Master Boot Record (MBR)

Drops file in System32 directory

Unsigned PE

Modifies data under HKEY_USERS

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-23 01:24

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-23 01:24

Reported

2024-06-23 01:27

Platform

win7-20240221-en

Max time kernel

149s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\04bd31fce4d9aee3334f84f5a11a2d7a_JaffaCakes118.exe"

Signatures

Gh0st RAT payload

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

Gh0strat

rat gh0strat

Server Software Component: Terminal Services DLL

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\fastuserswitchingcompatibility\Parameters\ServiceDll = "C:\\Windows\\system32\\ithqw.ref" C:\Users\Admin\AppData\Local\Temp\04bd31fce4d9aee3334f84f5a11a2d7a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\fastuserswitchingcompatibility\Parameters\ServiceDll = "C:\\Windows\\system32\\ithqw.ref" C:\Windows\SysWOW64\svchost.exe N/A

Sets service image path in registry

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\fastuserswitchingcompatibility\ImagePath = "%SystemRoot%\\System32\\svchost.exe -k netsvcs" C:\Windows\SysWOW64\svchost.exe N/A

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A

Writes to the Master Boot Record (MBR)

bootkit persistence
Description Indicator Process Target
File opened for modification \??\PhysicalDrive0 C:\Windows\SysWOW64\svchost.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\ithqw.ref C:\Users\Admin\AppData\Local\Temp\04bd31fce4d9aee3334f84f5a11a2d7a_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\d2f5ca0e.del C:\Users\Admin\AppData\Local\Temp\04bd31fce4d9aee3334f84f5a11a2d7a_JaffaCakes118.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Windows\SysWOW64\svchost.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Windows\SysWOW64\svchost.exe N/A

Modifies data under HKEY_USERS

Description Indicator Process Target
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum C:\Windows\SysWOW64\svchost.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software C:\Windows\SysWOW64\svchost.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft C:\Windows\SysWOW64\svchost.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie C:\Windows\SysWOW64\svchost.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum C:\Windows\SysWOW64\svchost.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum\Version = "7" C:\Windows\SysWOW64\svchost.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeBackupPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\04bd31fce4d9aee3334f84f5a11a2d7a_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\04bd31fce4d9aee3334f84f5a11a2d7a_JaffaCakes118.exe"

C:\Windows\SysWOW64\svchost.exe

C:\Windows\SysWOW64\svchost.exe -k netsvcs

Network

Country Destination Domain Proto
US 8.8.8.8:53 57373.3322.org udp
US 8.8.8.8:53 www.baidu.com udp
US 8.8.8.8:53 www.baidu.com udp
US 8.8.8.8:53 www.baidu.com udp
US 8.8.8.8:53 www.baidu.com udp
US 8.8.8.8:53 www.baidu.com udp
US 8.8.8.8:53 www.baidu.com udp

Files

memory/2836-0-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2836-2-0x0000000000230000-0x0000000000260000-memory.dmp

memory/2836-1-0x0000000000230000-0x0000000000260000-memory.dmp

\Windows\SysWOW64\ithqw.ref

MD5 6e0ba01cfdcf7aa2cf8eea2654d681a6
SHA1 d91d5d673e1ae50b28eb4628619c8ffa42a248b5
SHA256 8d282b39318a760149bfaee78e1d56532328b62c1f7fb80bda23df724b8a918f
SHA512 6371e2b880c639d9740435bbf33e23b2068d62c29b5cf2be8512f5b6ba79804348925dc1602dcb62bf4edf958959fbfb478c6c9413932240e60ba180d3b50b1d

memory/2168-7-0x0000000010000000-0x0000000010028000-memory.dmp

memory/2836-8-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2168-9-0x0000000010000000-0x0000000010028000-memory.dmp

memory/2168-10-0x0000000010000000-0x0000000010028000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-23 01:24

Reported

2024-06-23 01:27

Platform

win10v2004-20240611-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\04bd31fce4d9aee3334f84f5a11a2d7a_JaffaCakes118.exe"

Signatures

Gh0st RAT payload

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

Gh0strat

rat gh0strat

Server Software Component: Terminal Services DLL

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\fastuserswitchingcompatibility\Parameters\ServiceDll = "C:\\Windows\\system32\\nxdpk.ref" C:\Users\Admin\AppData\Local\Temp\04bd31fce4d9aee3334f84f5a11a2d7a_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\fastuserswitchingcompatibility\Parameters\ServiceDll = "C:\\Windows\\system32\\nxdpk.ref" C:\Windows\SysWOW64\svchost.exe N/A

Sets service image path in registry

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\fastuserswitchingcompatibility\ImagePath = "%SystemRoot%\\System32\\svchost.exe -k netsvcs" C:\Windows\SysWOW64\svchost.exe N/A

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A

Writes to the Master Boot Record (MBR)

bootkit persistence
Description Indicator Process Target
File opened for modification \??\PhysicalDrive0 C:\Windows\SysWOW64\svchost.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\d2f5ca0e.del C:\Users\Admin\AppData\Local\Temp\04bd31fce4d9aee3334f84f5a11a2d7a_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\nxdpk.ref C:\Users\Admin\AppData\Local\Temp\04bd31fce4d9aee3334f84f5a11a2d7a_JaffaCakes118.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Windows\SysWOW64\svchost.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Windows\SysWOW64\svchost.exe N/A

Modifies data under HKEY_USERS

Description Indicator Process Target
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft C:\Windows\SysWOW64\svchost.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie C:\Windows\SysWOW64\svchost.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum\Version = "7" C:\Windows\SysWOW64\svchost.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum C:\Windows\SysWOW64\svchost.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software C:\Windows\SysWOW64\svchost.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\04bd31fce4d9aee3334f84f5a11a2d7a_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\04bd31fce4d9aee3334f84f5a11a2d7a_JaffaCakes118.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A
N/A N/A C:\Windows\SysWOW64\svchost.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeBackupPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\04bd31fce4d9aee3334f84f5a11a2d7a_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\04bd31fce4d9aee3334f84f5a11a2d7a_JaffaCakes118.exe"

C:\Windows\SysWOW64\svchost.exe

C:\Windows\SysWOW64\svchost.exe -k netsvcs -s fastuserswitchingcompatibility

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 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 57373.3322.org udp
US 8.8.8.8:53 www.baidu.com udp
US 8.8.8.8:53 57373.3322.org udp
US 8.8.8.8:53 57373.3322.org udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 57373.3322.org udp
US 8.8.8.8:53 www.baidu.com udp
US 8.8.8.8:53 92.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 57373.3322.org udp
US 8.8.8.8:53 57373.3322.org udp
US 8.8.8.8:53 57373.3322.org udp
US 8.8.8.8:53 www.baidu.com udp
US 8.8.8.8:53 138.201.86.20.in-addr.arpa udp
US 8.8.8.8:53 57373.3322.org udp
US 8.8.8.8:53 www.baidu.com udp
US 8.8.8.8:53 57373.3322.org udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 57373.3322.org udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 57373.3322.org udp
US 8.8.8.8:53 www.baidu.com udp
US 8.8.8.8:53 57373.3322.org udp
US 8.8.8.8:53 57373.3322.org udp
US 8.8.8.8:53 www.baidu.com udp
US 8.8.8.8:53 57373.3322.org udp
US 8.8.8.8:53 www.baidu.com udp
US 8.8.8.8:53 57373.3322.org udp
US 8.8.8.8:53 24.173.189.20.in-addr.arpa udp

Files

memory/1180-0-0x0000000000400000-0x0000000000430000-memory.dmp

\??\c:\windows\SysWOW64\nxdpk.ref

MD5 12a48d91778c73812ceb53c783a7caa1
SHA1 0cae2eee7a68fa27a5e94113c3fb657557fec3b6
SHA256 172f7ff44d55e1c9588057961d3d0b3d11b6e3286d4d9d5429d7120ad44d1cbd
SHA512 773108b2cffbf00b66126816b96b80853381004ba23e5cb74a812386b0691069d0add12e81a86052dc4825272f1f1a0ca3160ee74a9a11099910e3fe6da9fdc6

memory/2136-5-0x0000000010000000-0x0000000010028000-memory.dmp

memory/1180-6-0x0000000000400000-0x0000000000430000-memory.dmp

memory/2136-7-0x0000000010000000-0x0000000010028000-memory.dmp

memory/2136-8-0x0000000010000000-0x0000000010028000-memory.dmp