njrat | 0fb86bb905fdc56eef57831ecfcc866a5e55c482462657353a4edfb29c1142ed

General

Target

13715a69c1f82961fa3d3205b9368c83.exe
Size

27KB
MD5

13715a69c1f82961fa3d3205b9368c83
SHA1

3b15a0c5fb6a177e12b3de81c7fc30dfda58555a
SHA256

0fb86bb905fdc56eef57831ecfcc866a5e55c482462657353a4edfb29c1142ed
SHA512

f180167942c5f2be95cf8c5089209459ed4a43c7e4270ee8129f7e261c82a52f1d34455fcc79dd920c6c7c8b04c4b9bdc8b323e5e224de414659559b04d99cba
SSDEEP

384:5L96uj/+AU9038hfOexuaP39hRnMZAQk93vmhm7UMKmIEecKdbXTzm9bVhcam671:JE0mkspJtyZA/vMHTi9bD

Score

10^/10

njrat hacked persistence trojan

Malware Config

Extracted

Family

njrat

Version

v2.0

Botnet

HacKed

C2

2.tcp.eu.ngrok.io:12633

Mutex

Windows

Attributes

reg_key
Windows
splitter
|-F-|

Signatures

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

Processes:

Payload.exe

pid process

1020 Payload.exe

pid	process
1020	Payload.exe

Drops startup file 4 IoCs

Processes:

Payload.exe13715a69c1f82961fa3d3205b9368c83.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.exe	Payload.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.exe	Payload.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk	13715a69c1f82961fa3d3205b9368c83.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk	Payload.exe

Loads dropped DLL 1 IoCs

Processes:

13715a69c1f82961fa3d3205b9368c83.exe

pid process

1204 13715a69c1f82961fa3d3205b9368c83.exe

pid	process
1204	13715a69c1f82961fa3d3205b9368c83.exe

Adds Run key to start application 2 TTPs 5 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Payload.exe13715a69c1f82961fa3d3205b9368c83.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL"	Payload.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL"	Payload.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL"	Payload.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL"	Payload.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Payload.exe"	13715a69c1f82961fa3d3205b9368c83.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 19 IoCs

Processes:

Payload.exe

description	pid	process
Token: SeDebugPrivilege	1020	Payload.exe
Token: 33	1020	Payload.exe
Token: SeIncBasePriorityPrivilege	1020	Payload.exe
Token: 33	1020	Payload.exe
Token: SeIncBasePriorityPrivilege	1020	Payload.exe
Token: 33	1020	Payload.exe
Token: SeIncBasePriorityPrivilege	1020	Payload.exe
Token: 33	1020	Payload.exe
Token: SeIncBasePriorityPrivilege	1020	Payload.exe
Token: 33	1020	Payload.exe
Token: SeIncBasePriorityPrivilege	1020	Payload.exe
Token: 33	1020	Payload.exe
Token: SeIncBasePriorityPrivilege	1020	Payload.exe
Token: 33	1020	Payload.exe
Token: SeIncBasePriorityPrivilege	1020	Payload.exe
Token: 33	1020	Payload.exe
Token: SeIncBasePriorityPrivilege	1020	Payload.exe
Token: 33	1020	Payload.exe
Token: SeIncBasePriorityPrivilege	1020	Payload.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

13715a69c1f82961fa3d3205b9368c83.exe

description	pid	process	target process
PID 1204 wrote to memory of 1020	1204	13715a69c1f82961fa3d3205b9368c83.exe	Payload.exe
PID 1204 wrote to memory of 1020	1204	13715a69c1f82961fa3d3205b9368c83.exe	Payload.exe
PID 1204 wrote to memory of 1020	1204	13715a69c1f82961fa3d3205b9368c83.exe	Payload.exe
PID 1204 wrote to memory of 1020	1204	13715a69c1f82961fa3d3205b9368c83.exe	Payload.exe
PID 1204 wrote to memory of 1248	1204	13715a69c1f82961fa3d3205b9368c83.exe	attrib.exe
PID 1204 wrote to memory of 1248	1204	13715a69c1f82961fa3d3205b9368c83.exe	attrib.exe
PID 1204 wrote to memory of 1248	1204	13715a69c1f82961fa3d3205b9368c83.exe	attrib.exe
PID 1204 wrote to memory of 1248	1204	13715a69c1f82961fa3d3205b9368c83.exe	attrib.exe

Views/modifies file attributes 1 TTPs 1 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exe

pid process

1248 attrib.exe

pid	process
1248	attrib.exe

C:\Users\Admin\AppData\Local\Temp\13715a69c1f82961fa3d3205b9368c83.exe
"C:\Users\Admin\AppData\Local\Temp\13715a69c1f82961fa3d3205b9368c83.exe"
1⤵
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1204

C:\Users\Admin\AppData\Local\Temp\Payload.exe
"C:\Users\Admin\AppData\Local\Temp\Payload.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
PID:1020

C:\Windows\SysWOW64\attrib.exe
attrib +h +r +s "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
2⤵
- Views/modifies file attributes
PID:1248

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Hidden Files and Directories

1

T1158

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Hidden Files and Directories

1

T1158

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Payload.exe
Filesize
27KB

MD5
13715a69c1f82961fa3d3205b9368c83

SHA1
3b15a0c5fb6a177e12b3de81c7fc30dfda58555a

SHA256
0fb86bb905fdc56eef57831ecfcc866a5e55c482462657353a4edfb29c1142ed

SHA512
f180167942c5f2be95cf8c5089209459ed4a43c7e4270ee8129f7e261c82a52f1d34455fcc79dd920c6c7c8b04c4b9bdc8b323e5e224de414659559b04d99cba

Download Submit
C:\Users\Admin\AppData\Local\Temp\Payload.exe
Filesize
27KB

MD5
13715a69c1f82961fa3d3205b9368c83

SHA1
3b15a0c5fb6a177e12b3de81c7fc30dfda58555a

SHA256
0fb86bb905fdc56eef57831ecfcc866a5e55c482462657353a4edfb29c1142ed

SHA512
f180167942c5f2be95cf8c5089209459ed4a43c7e4270ee8129f7e261c82a52f1d34455fcc79dd920c6c7c8b04c4b9bdc8b323e5e224de414659559b04d99cba

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk
Filesize
1KB

MD5
c1452b52650e680e2944d95c147792c4

SHA1
ea43c2c65dab0025bc6baf7204e53a753dd0040a

SHA256
2b6435f7e773215e1baaebfc6a99248d4a2957a361f5d21116eda472e8b8a83b

SHA512
22008295d0f01273bd10f913f2daf36dea199e7ba39c688b7aac7d7f0ac1696fe0563c24d611d538f0f177b6e97c723c95372d3b9a0148aea135a99507c7fbdb

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.lnk
Filesize
1014B

MD5
0c43f3ae1462959c3b025fbc4b160134

SHA1
e7663491e99fede430a82ec32158b53c7b79472e

SHA256
8a86b2987e0ea6127f8f88520767b236d015287aa9d6bcaafc114eca95d32586

SHA512
4e97ce677aba702c938700fc23452dc408058f68054a84de915861da90dc4a9f34650facaf04ec4beac150d4a56be8ff95aafe730ad010bbf1fadb6c484aa05c

Download Submit
\Users\Admin\AppData\Local\Temp\Payload.exe
Filesize
27KB

MD5
13715a69c1f82961fa3d3205b9368c83

SHA1
3b15a0c5fb6a177e12b3de81c7fc30dfda58555a

SHA256
0fb86bb905fdc56eef57831ecfcc866a5e55c482462657353a4edfb29c1142ed

SHA512
f180167942c5f2be95cf8c5089209459ed4a43c7e4270ee8129f7e261c82a52f1d34455fcc79dd920c6c7c8b04c4b9bdc8b323e5e224de414659559b04d99cba

Download Submit
memory/1020-57-0x0000000000000000-mapping.dmp

Download
memory/1020-65-0x0000000074160000-0x000000007470B000-memory.dmp

Filesize
5.7MB

Download
memory/1020-66-0x0000000074160000-0x000000007470B000-memory.dmp

Filesize
5.7MB

Download
memory/1204-54-0x0000000074E41000-0x0000000074E43000-memory.dmp

Filesize
8KB

Download
memory/1204-55-0x0000000074160000-0x000000007470B000-memory.dmp

Filesize
5.7MB

Download
memory/1204-63-0x0000000074160000-0x000000007470B000-memory.dmp

Filesize
5.7MB

Download
memory/1248-59-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads