Malware Analysis Report

2025-04-13 23:42

Sample ID 230816-b571gaec87
Target 864b883c949abe75582f7a04ef60fdf7.bin
SHA256 ec091913dba108627cc16aae5d98ad63d8ecf6530a0998b468a51cc1d419af35
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

ec091913dba108627cc16aae5d98ad63d8ecf6530a0998b468a51cc1d419af35

Threat Level: Known bad

The file 864b883c949abe75582f7a04ef60fdf7.bin 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

2023-08-16 01:44

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-08-16 01:44

Reported

2023-08-16 01:47

Platform

win7-20230712-en

Max time kernel

150s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe

"C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe"

Network

N/A

Files

memory/2232-54-0x0000000074040000-0x00000000745EB000-memory.dmp

memory/2232-56-0x0000000001D40000-0x0000000001D80000-memory.dmp

memory/2232-55-0x0000000074040000-0x00000000745EB000-memory.dmp

memory/2232-57-0x0000000074040000-0x00000000745EB000-memory.dmp

memory/2232-58-0x0000000074040000-0x00000000745EB000-memory.dmp

memory/2232-59-0x0000000001D40000-0x0000000001D80000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-16 01:44

Reported

2023-08-16 01:47

Platform

win10v2004-20230703-en

Max time kernel

150s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe

"C:\Users\Admin\AppData\Local\Temp\ce04da3615437d8fe45cc3b2038f6a567c885fcd68c84cd1c7aefd595df2ba07.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 208.194.73.20.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 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 254.131.241.8.in-addr.arpa udp
US 8.8.8.8:53 224.162.46.104.in-addr.arpa udp

Files

memory/4632-133-0x0000000074B50000-0x0000000075101000-memory.dmp

memory/4632-134-0x0000000074B50000-0x0000000075101000-memory.dmp

memory/4632-135-0x0000000000DD0000-0x0000000000DE0000-memory.dmp

memory/4632-136-0x0000000074B50000-0x0000000075101000-memory.dmp

memory/4632-137-0x0000000074B50000-0x0000000075101000-memory.dmp