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

1744 Payload.exe

pid	process
1744	Payload.exe

Drops startup file 4 IoCs

Processes:

13715a69c1f82961fa3d3205b9368c83.exePayload.exe

description	ioc	process
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
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

Loads dropped DLL 1 IoCs

Processes:

13715a69c1f82961fa3d3205b9368c83.exe

pid process

1788 13715a69c1f82961fa3d3205b9368c83.exe

pid	process
1788	13715a69c1f82961fa3d3205b9368c83.exe

Adds Run key to start application 2 TTPs 5 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

13715a69c1f82961fa3d3205b9368c83.exePayload.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Payload.exe"	13715a69c1f82961fa3d3205b9368c83.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\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-1-5-21-3845472200-3839195424-595303356-1000\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

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	1744	Payload.exe
Token: 33	1744	Payload.exe
Token: SeIncBasePriorityPrivilege	1744	Payload.exe
Token: 33	1744	Payload.exe
Token: SeIncBasePriorityPrivilege	1744	Payload.exe
Token: 33	1744	Payload.exe
Token: SeIncBasePriorityPrivilege	1744	Payload.exe
Token: 33	1744	Payload.exe
Token: SeIncBasePriorityPrivilege	1744	Payload.exe
Token: 33	1744	Payload.exe
Token: SeIncBasePriorityPrivilege	1744	Payload.exe
Token: 33	1744	Payload.exe
Token: SeIncBasePriorityPrivilege	1744	Payload.exe
Token: 33	1744	Payload.exe
Token: SeIncBasePriorityPrivilege	1744	Payload.exe
Token: 33	1744	Payload.exe
Token: SeIncBasePriorityPrivilege	1744	Payload.exe
Token: 33	1744	Payload.exe
Token: SeIncBasePriorityPrivilege	1744	Payload.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

13715a69c1f82961fa3d3205b9368c83.exe

description	pid	process	target process
PID 1788 wrote to memory of 1744	1788	13715a69c1f82961fa3d3205b9368c83.exe	Payload.exe
PID 1788 wrote to memory of 1744	1788	13715a69c1f82961fa3d3205b9368c83.exe	Payload.exe
PID 1788 wrote to memory of 1744	1788	13715a69c1f82961fa3d3205b9368c83.exe	Payload.exe
PID 1788 wrote to memory of 1744	1788	13715a69c1f82961fa3d3205b9368c83.exe	Payload.exe
PID 1788 wrote to memory of 1568	1788	13715a69c1f82961fa3d3205b9368c83.exe	attrib.exe
PID 1788 wrote to memory of 1568	1788	13715a69c1f82961fa3d3205b9368c83.exe	attrib.exe
PID 1788 wrote to memory of 1568	1788	13715a69c1f82961fa3d3205b9368c83.exe	attrib.exe
PID 1788 wrote to memory of 1568	1788	13715a69c1f82961fa3d3205b9368c83.exe	attrib.exe

Views/modifies file attributes 1 TTPs 1 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exe

pid process

1568 attrib.exe

pid	process
1568	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:1788

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:1744

C:\Windows\SysWOW64\attrib.exe
attrib +h +r +s "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
2⤵
- Views/modifies file attributes
PID:1568

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
f345e1c49c052602fb8b548d39dade03

SHA1
e364dc4b0df7f219d56d1ed451685d5111cedac3

SHA256
71a185003b38f4acfd621c891f97cebdd92620bba7b300de8c66d793b18b0d92

SHA512
ff0e090bdf54a603d4174378b46e76be1a53a8590ed4a787a8f140978588da774602799e916359110a1d48f91bb2cbda0fef1c1b41f4d960feda0e18ecc569a3

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.lnk
Filesize
1018B

MD5
1ad6c4d7d80b5303ae85569d6ccd6afa

SHA1
44ef9137278b1376d80b66d33501cc6cca6e456d

SHA256
867631ca4a0725392ced256f67d5ebaf917e3d7564c7e3189da3b8729dd7fa56

SHA512
d8d8cf943522721133b2fff2392563c3f947241c56edc918d74be92c08444ff2eadbbb23c822d2bc8b5e9999b743bec288aa23f54cab2c770fa50671ee215c03

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

MD5
13715a69c1f82961fa3d3205b9368c83

SHA1
3b15a0c5fb6a177e12b3de81c7fc30dfda58555a

SHA256
0fb86bb905fdc56eef57831ecfcc866a5e55c482462657353a4edfb29c1142ed

SHA512
f180167942c5f2be95cf8c5089209459ed4a43c7e4270ee8129f7e261c82a52f1d34455fcc79dd920c6c7c8b04c4b9bdc8b323e5e224de414659559b04d99cba

Download Submit
memory/1568-60-0x0000000000000000-mapping.dmp

Download
memory/1744-57-0x0000000000000000-mapping.dmp

Download
memory/1744-65-0x00000000748F0000-0x0000000074E9B000-memory.dmp

Filesize
5.7MB

Download
memory/1744-66-0x00000000748F0000-0x0000000074E9B000-memory.dmp

Filesize
5.7MB

Download
memory/1788-54-0x00000000761F1000-0x00000000761F3000-memory.dmp

Filesize
8KB

Download
memory/1788-55-0x00000000748F0000-0x0000000074E9B000-memory.dmp

Filesize
5.7MB

Download
memory/1788-63-0x00000000748F0000-0x0000000074E9B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads