Malware Analysis Report

2025-04-13 23:41

Sample ID 230820-sglwrsga24
Target 3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe
SHA256 3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c
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

3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c

Threat Level: Known bad

The file 3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_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

2023-08-20 15:05

Signatures

Njrat family

njrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-08-20 15:05

Reported

2023-08-20 15:08

Platform

win7-20230712-en

Max time kernel

149s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe

"C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 milla.publicvm.com udp
NL 91.109.178.9:5050 milla.publicvm.com tcp

Files

memory/2368-54-0x0000000074AC0000-0x000000007506B000-memory.dmp

memory/2368-55-0x0000000074AC0000-0x000000007506B000-memory.dmp

memory/2368-56-0x0000000000A90000-0x0000000000AD0000-memory.dmp

memory/2368-57-0x0000000074AC0000-0x000000007506B000-memory.dmp

memory/2368-58-0x0000000074AC0000-0x000000007506B000-memory.dmp

memory/2368-59-0x0000000000A90000-0x0000000000AD0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-20 15:05

Reported

2023-08-20 15:08

Platform

win10v2004-20230703-en

Max time kernel

150s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe"

Signatures

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe

"C:\Users\Admin\AppData\Local\Temp\3510b8077be532163ad76a93b6043e8490893df56123a36804c2dd856a8d385c_JC.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 254.5.248.8.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 milla.publicvm.com udp
NL 91.109.178.9:5050 milla.publicvm.com tcp
US 8.8.8.8:53 9.178.109.91.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 240.81.21.72.in-addr.arpa udp
US 8.8.8.8:53 86.8.109.52.in-addr.arpa udp
US 8.8.8.8:53 254.22.238.8.in-addr.arpa udp
US 8.8.8.8:53 63.141.182.52.in-addr.arpa udp

Files

memory/2496-133-0x0000000074B30000-0x00000000750E1000-memory.dmp

memory/2496-134-0x0000000074B30000-0x00000000750E1000-memory.dmp

memory/2496-135-0x0000000001690000-0x00000000016A0000-memory.dmp

memory/2496-136-0x0000000074B30000-0x00000000750E1000-memory.dmp

memory/2496-137-0x0000000074B30000-0x00000000750E1000-memory.dmp

memory/2496-138-0x0000000001690000-0x00000000016A0000-memory.dmp