Malware Analysis Report

2024-10-24 17:01

Sample ID 240619-sdq2baxbqm
Target 0e4db144b872080e865f2ce5d7dc2edeb47eb304d109c3f16c82c04ce626644f.exe
SHA256 0e4db144b872080e865f2ce5d7dc2edeb47eb304d109c3f16c82c04ce626644f
Tags
gh0strat rat upx
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

0e4db144b872080e865f2ce5d7dc2edeb47eb304d109c3f16c82c04ce626644f

Threat Level: Known bad

The file 0e4db144b872080e865f2ce5d7dc2edeb47eb304d109c3f16c82c04ce626644f.exe was found to be: Known bad.

Malicious Activity Summary

gh0strat rat upx

Gh0st RAT payload

Gh0strat

Deletes itself

Loads dropped DLL

Executes dropped EXE

Checks computer location settings

UPX packed file

Enumerates connected drives

Drops file in Program Files directory

Unsigned PE

Enumerates physical storage devices

Program crash

Modifies data under HKEY_USERS

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-19 15:00

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-19 15:00

Reported

2024-06-19 15:03

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0e4db144b872080e865f2ce5d7dc2edeb47eb304d109c3f16c82c04ce626644f.exe"

Signatures

Gh0st RAT payload

Description Indicator Process Target
N/A N/A N/A N/A
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Gh0strat

rat gh0strat

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\0e4db144b872080e865f2ce5d7dc2edeb47eb304d109c3f16c82c04ce626644f.exe N/A

Deletes itself

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
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Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe C:\Users\Admin\AppData\Local\Temp\0e4db144b872080e865f2ce5d7dc2edeb47eb304d109c3f16c82c04ce626644f.exe N/A
File created C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe C:\Users\Admin\AppData\Local\Temp\0e4db144b872080e865f2ce5d7dc2edeb47eb304d109c3f16c82c04ce626644f.exe N/A

Enumerates physical storage devices

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\ProcessorNameString C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\2 C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0e4db144b872080e865f2ce5d7dc2edeb47eb304d109c3f16c82c04ce626644f.exe N/A
Token: SeDebugPrivilege N/A C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Token: SeDebugPrivilege N/A C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Token: SeDebugPrivilege N/A C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Token: SeDebugPrivilege N/A C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Token: SeDebugPrivilege N/A C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Token: SeDebugPrivilege N/A C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Token: SeDebugPrivilege N/A C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0e4db144b872080e865f2ce5d7dc2edeb47eb304d109c3f16c82c04ce626644f.exe

"C:\Users\Admin\AppData\Local\Temp\0e4db144b872080e865f2ce5d7dc2edeb47eb304d109c3f16c82c04ce626644f.exe"

C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe

"C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4184 -ip 4184

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4184 -s 1064

C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe

"C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 5096 -ip 5096

C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe

"C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe"

C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe

"C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3960 -ip 3960

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 5096 -s 584

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3960 -s 648

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 3652 -ip 3652

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3652 -s 556

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.exiles.site udp
US 8.8.8.8:53 www.exiles.site udp
US 8.8.8.8:53 www.exiles.site udp
US 8.8.8.8:53 www.exiles.site udp

Files

memory/4184-1-0x00000000008E0000-0x00000000009E0000-memory.dmp

memory/4184-2-0x0000000002520000-0x0000000002581000-memory.dmp

memory/4184-3-0x0000000000400000-0x0000000000461000-memory.dmp

memory/4184-4-0x0000000010000000-0x0000000010362000-memory.dmp

memory/4184-7-0x0000000010000000-0x0000000010362000-memory.dmp

memory/4184-8-0x0000000010000000-0x0000000010362000-memory.dmp

memory/4184-10-0x0000000000400000-0x0000000000863000-memory.dmp

C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe

MD5 39d865aa4171442b417c40479e63a03f
SHA1 0da788f33274472b1b2217a31301eddd95c7e77c
SHA256 0e4db144b872080e865f2ce5d7dc2edeb47eb304d109c3f16c82c04ce626644f
SHA512 619e5585a51dd03bddef2a67e7bbce0742266750548004a4c664715d5a217fd9477de22c91218b39a6c5d957ec1f4fb3a6743ebf9ad86814632e55750cd4ca82

memory/5096-27-0x0000000000400000-0x0000000000863000-memory.dmp

memory/4184-31-0x0000000000400000-0x0000000000863000-memory.dmp

memory/4184-30-0x0000000000400000-0x0000000000461000-memory.dmp

memory/3960-38-0x0000000010000000-0x0000000010362000-memory.dmp

memory/3960-37-0x0000000010000000-0x0000000010362000-memory.dmp

memory/3960-33-0x0000000010000000-0x0000000010362000-memory.dmp

memory/3960-34-0x0000000000400000-0x0000000000863000-memory.dmp

memory/5096-55-0x0000000000400000-0x0000000000863000-memory.dmp

memory/1952-56-0x0000000010000000-0x0000000010362000-memory.dmp

memory/1952-57-0x0000000010000000-0x0000000010362000-memory.dmp

memory/3652-58-0x0000000000400000-0x0000000000863000-memory.dmp

memory/1952-59-0x0000000000400000-0x0000000000863000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-19 15:00

Reported

2024-06-19 15:03

Platform

win7-20240611-en

Max time kernel

147s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0e4db144b872080e865f2ce5d7dc2edeb47eb304d109c3f16c82c04ce626644f.exe"

Signatures

Gh0st RAT payload

Description Indicator Process Target
N/A N/A N/A N/A
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Gh0strat

rat gh0strat

Deletes itself

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
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Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\E: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\H: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\P: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\T: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\V: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\G: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\I: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\R: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\U: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\X: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\Y: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\Z: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\B: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\J: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\Q: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\S: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\K: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\L: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\M: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\N: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\O: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
File opened (read-only) \??\W: C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe C:\Users\Admin\AppData\Local\Temp\0e4db144b872080e865f2ce5d7dc2edeb47eb304d109c3f16c82c04ce626644f.exe N/A
File created C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe C:\Users\Admin\AppData\Local\Temp\0e4db144b872080e865f2ce5d7dc2edeb47eb304d109c3f16c82c04ce626644f.exe N/A

Enumerates physical storage devices

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1\ProcessorNameString C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\2 C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A

Modifies data under HKEY_USERS

Description Indicator Process Target
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum\Version = "7" C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\0e4db144b872080e865f2ce5d7dc2edeb47eb304d109c3f16c82c04ce626644f.exe N/A
Token: SeDebugPrivilege N/A C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Token: SeDebugPrivilege N/A C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Token: SeDebugPrivilege N/A C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Token: SeDebugPrivilege N/A C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A
Token: SeDebugPrivilege N/A C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0e4db144b872080e865f2ce5d7dc2edeb47eb304d109c3f16c82c04ce626644f.exe

"C:\Users\Admin\AppData\Local\Temp\0e4db144b872080e865f2ce5d7dc2edeb47eb304d109c3f16c82c04ce626644f.exe"

C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe

"C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe"

C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe

"C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe"

C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe

"C:\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.exiles.site udp
HK 154.201.74.240:9090 www.exiles.site tcp

Files

memory/2208-1-0x0000000000950000-0x0000000000A50000-memory.dmp

memory/2208-2-0x0000000000310000-0x0000000000371000-memory.dmp

memory/2208-3-0x0000000000400000-0x0000000000461000-memory.dmp

memory/2208-5-0x0000000010000000-0x0000000010362000-memory.dmp

memory/2208-8-0x0000000010000000-0x0000000010362000-memory.dmp

memory/2208-9-0x0000000000400000-0x0000000000863000-memory.dmp

memory/2208-7-0x0000000010000000-0x0000000010362000-memory.dmp

\Program Files (x86)\Microsoft Jufbhx\Jufrxnb.exe

MD5 39d865aa4171442b417c40479e63a03f
SHA1 0da788f33274472b1b2217a31301eddd95c7e77c
SHA256 0e4db144b872080e865f2ce5d7dc2edeb47eb304d109c3f16c82c04ce626644f
SHA512 619e5585a51dd03bddef2a67e7bbce0742266750548004a4c664715d5a217fd9477de22c91218b39a6c5d957ec1f4fb3a6743ebf9ad86814632e55750cd4ca82

memory/2208-19-0x0000000000400000-0x0000000000461000-memory.dmp

memory/2208-20-0x0000000000400000-0x0000000000863000-memory.dmp

memory/1152-26-0x0000000010000000-0x0000000010362000-memory.dmp

memory/1152-27-0x0000000010000000-0x0000000010362000-memory.dmp

memory/1152-28-0x0000000000400000-0x0000000000863000-memory.dmp

memory/1152-24-0x0000000010000000-0x0000000010362000-memory.dmp

memory/2632-36-0x0000000000400000-0x0000000000863000-memory.dmp

memory/1152-37-0x0000000000400000-0x0000000000863000-memory.dmp

memory/2708-47-0x0000000010000000-0x0000000010362000-memory.dmp

memory/2708-48-0x0000000010000000-0x0000000010362000-memory.dmp

memory/2708-49-0x0000000010000000-0x0000000010362000-memory.dmp

memory/2708-50-0x0000000000400000-0x0000000000863000-memory.dmp