njrat | 5de5c7adc7d5ee1854876ddc80d2c8abc36628595327d9b45ac2e55802655d1c

General

Target

0ca62d00d3558849a26a7f4d11b4cd21.exe
Size

43KB
MD5

0ca62d00d3558849a26a7f4d11b4cd21
SHA1

4c6c0df4fd0453b824deaf57a576f8318c3ba604
SHA256

5de5c7adc7d5ee1854876ddc80d2c8abc36628595327d9b45ac2e55802655d1c
SHA512

0e7b8752eeacdb35125ee309797c8e339c1ae24931ef66cbe389054efa39b00b0f0ca4f8424c6aa6c746b1d7ebb2832adc8de086cf8f292140a250e14fae48bd
SSDEEP

384:UZylSg98NaIyrLP73cWESES6ik7azsIij+ZsNO3PlpJKkkjh/TzF7pWnT/greT0k:iGywFrz73cP7QuXQ/ou/+L

Score

10^/10

njrat hacked persistence trojan

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

HacKed

C2

5.tcp.eu.ngrok.io:19964

Mutex

Windows Update

Attributes

reg_key
Windows Update
splitter
|Hassan|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Executes dropped EXE 1 IoCs

Processes:

Dllhost.exe

pid process

2020 Dllhost.exe

pid	process
2020	Dllhost.exe

Drops startup file 2 IoCs

Processes:

Dllhost.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe	Dllhost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe	Dllhost.exe

Loads dropped DLL 1 IoCs

Processes:

0ca62d00d3558849a26a7f4d11b4cd21.exe

pid process

1884 0ca62d00d3558849a26a7f4d11b4cd21.exe

pid	process
1884	0ca62d00d3558849a26a7f4d11b4cd21.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Dllhost.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Dllhost.exe\" .."	Dllhost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Dllhost.exe\" .."	Dllhost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Dllhost.exe

pid process

2020 Dllhost.exe

pid	process
2020	Dllhost.exe

Suspicious use of AdjustPrivilegeToken 19 IoCs

Processes:

Dllhost.exe

description	pid	process
Token: SeDebugPrivilege	2020	Dllhost.exe
Token: 33	2020	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2020	Dllhost.exe
Token: 33	2020	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2020	Dllhost.exe
Token: 33	2020	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2020	Dllhost.exe
Token: 33	2020	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2020	Dllhost.exe
Token: 33	2020	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2020	Dllhost.exe
Token: 33	2020	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2020	Dllhost.exe
Token: 33	2020	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2020	Dllhost.exe
Token: 33	2020	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2020	Dllhost.exe
Token: 33	2020	Dllhost.exe
Token: SeIncBasePriorityPrivilege	2020	Dllhost.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

0ca62d00d3558849a26a7f4d11b4cd21.exe

description	pid	process	target process
PID 1884 wrote to memory of 2020	1884	0ca62d00d3558849a26a7f4d11b4cd21.exe	Dllhost.exe
PID 1884 wrote to memory of 2020	1884	0ca62d00d3558849a26a7f4d11b4cd21.exe	Dllhost.exe
PID 1884 wrote to memory of 2020	1884	0ca62d00d3558849a26a7f4d11b4cd21.exe	Dllhost.exe
PID 1884 wrote to memory of 2020	1884	0ca62d00d3558849a26a7f4d11b4cd21.exe	Dllhost.exe

C:\Users\Admin\AppData\Local\Temp\0ca62d00d3558849a26a7f4d11b4cd21.exe
"C:\Users\Admin\AppData\Local\Temp\0ca62d00d3558849a26a7f4d11b4cd21.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1884

C:\Users\Admin\AppData\Local\Temp\Dllhost.exe
"C:\Users\Admin\AppData\Local\Temp\Dllhost.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2020

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Dllhost.exe
Filesize
43KB

MD5
0ca62d00d3558849a26a7f4d11b4cd21

SHA1
4c6c0df4fd0453b824deaf57a576f8318c3ba604

SHA256
5de5c7adc7d5ee1854876ddc80d2c8abc36628595327d9b45ac2e55802655d1c

SHA512
0e7b8752eeacdb35125ee309797c8e339c1ae24931ef66cbe389054efa39b00b0f0ca4f8424c6aa6c746b1d7ebb2832adc8de086cf8f292140a250e14fae48bd

Download Submit
C:\Users\Admin\AppData\Local\Temp\Dllhost.exe
Filesize
43KB

MD5
0ca62d00d3558849a26a7f4d11b4cd21

SHA1
4c6c0df4fd0453b824deaf57a576f8318c3ba604

SHA256
5de5c7adc7d5ee1854876ddc80d2c8abc36628595327d9b45ac2e55802655d1c

SHA512
0e7b8752eeacdb35125ee309797c8e339c1ae24931ef66cbe389054efa39b00b0f0ca4f8424c6aa6c746b1d7ebb2832adc8de086cf8f292140a250e14fae48bd

Download Submit
\Users\Admin\AppData\Local\Temp\Dllhost.exe
Filesize
43KB

MD5
0ca62d00d3558849a26a7f4d11b4cd21

SHA1
4c6c0df4fd0453b824deaf57a576f8318c3ba604

SHA256
5de5c7adc7d5ee1854876ddc80d2c8abc36628595327d9b45ac2e55802655d1c

SHA512
0e7b8752eeacdb35125ee309797c8e339c1ae24931ef66cbe389054efa39b00b0f0ca4f8424c6aa6c746b1d7ebb2832adc8de086cf8f292140a250e14fae48bd

Download Submit
memory/1884-54-0x0000000000B60000-0x0000000000B72000-memory.dmp

Filesize
72KB

Download
memory/1884-55-0x0000000075571000-0x0000000075573000-memory.dmp

Filesize
8KB

Download
memory/2020-57-0x0000000000000000-mapping.dmp

Download
memory/2020-60-0x0000000000D20000-0x0000000000D32000-memory.dmp

Filesize
72KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads