Malware Analysis Report

2025-04-13 23:42

Sample ID 230815-tfvyqadf4t
Target ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe
SHA256 ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07
Tags
nyan cat njrat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07

Threat Level: Known bad

The file ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe was found to be: Known bad.

Malicious Activity Summary

nyan cat njrat

Njrat family

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-08-15 16:00

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-08-15 16:00

Reported

2023-08-15 16:03

Platform

win7-20230712-en

Max time kernel

149s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe

"C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe"

Network

N/A

Files

memory/2556-54-0x00000000747D0000-0x0000000074D7B000-memory.dmp

memory/2556-56-0x0000000000500000-0x0000000000540000-memory.dmp

memory/2556-55-0x00000000747D0000-0x0000000074D7B000-memory.dmp

memory/2556-57-0x00000000747D0000-0x0000000074D7B000-memory.dmp

memory/2556-58-0x00000000747D0000-0x0000000074D7B000-memory.dmp

memory/2556-59-0x0000000000500000-0x0000000000540000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-15 16:00

Reported

2023-08-15 16:03

Platform

win10v2004-20230703-en

Max time kernel

149s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe

"C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07_JC.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 254.128.241.8.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 108.211.229.192.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 1.202.248.87.in-addr.arpa udp
US 8.8.8.8:53 254.133.241.8.in-addr.arpa udp
US 8.8.8.8:53 27.73.42.20.in-addr.arpa udp

Files

memory/1128-133-0x0000000074FC0000-0x0000000075571000-memory.dmp

memory/1128-134-0x0000000074FC0000-0x0000000075571000-memory.dmp

memory/1128-135-0x0000000000EA0000-0x0000000000EB0000-memory.dmp

memory/1128-136-0x0000000074FC0000-0x0000000075571000-memory.dmp

memory/1128-137-0x0000000000EA0000-0x0000000000EB0000-memory.dmp