njrat | a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef

General

Target

a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe
Size

184KB
MD5

6d97276e6144da0b850904d915891200
SHA1

7b5f6cb90e68259d86b40e3ed942dc18f5fe2cc7
SHA256

a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef
SHA512

a167d0b8e9c61d2c4d9d3840892d558152caa6ff12cdbef15c5d8b1b16ed65000bfea1d0237ac887ef8035adfca9fce22d9e418c7d6bef8486523dd04c83b5d8
SSDEEP

3072:4P/64wC0/OcdLa+1bpTydsuPruWKHZa782g8welS:4nr302+LNpWdVTuW0Ivg8wQS

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

ebrahem100.no-ip.biz:81

Mutex

540674d27648b4002f3da3120cd94d0f

Attributes

reg_key
540674d27648b4002f3da3120cd94d0f
splitter
|'|'|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Executes dropped EXE 2 IoCs

Processes:

server.exeserver.exe

pid process

2032 server.exe
560 server.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1432 netsh.exe

pid	process
2032	server.exe
560	server.exe

pid	process
1432	netsh.exe

Loads dropped DLL 3 IoCs

Processes:

a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exeserver.exe

pid	process
948	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe
948	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe
2032	server.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

server.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\540674d27648b4002f3da3120cd94d0f = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\540674d27648b4002f3da3120cd94d0f = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exeserver.exe

description	pid	process	target process
PID 844 set thread context of 948	844	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe
PID 2032 set thread context of 560	2032	server.exe	server.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:

a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exeserver.exeserver.exe

description	pid	process
Token: SeDebugPrivilege	844	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe
Token: 33	844	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe
Token: SeIncBasePriorityPrivilege	844	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe
Token: SeDebugPrivilege	2032	server.exe
Token: 33	2032	server.exe
Token: SeIncBasePriorityPrivilege	2032	server.exe
Token: SeDebugPrivilege	560	server.exe
Token: 33	560	server.exe
Token: SeIncBasePriorityPrivilege	560	server.exe
Token: 33	560	server.exe
Token: SeIncBasePriorityPrivilege	560	server.exe
Token: 33	560	server.exe
Token: SeIncBasePriorityPrivilege	560	server.exe
Token: 33	560	server.exe
Token: SeIncBasePriorityPrivilege	560	server.exe
Token: 33	560	server.exe
Token: SeIncBasePriorityPrivilege	560	server.exe
Token: 33	560	server.exe
Token: SeIncBasePriorityPrivilege	560	server.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exea14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exeserver.exeserver.exe

description	pid	process	target process
PID 844 wrote to memory of 948	844	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe
PID 844 wrote to memory of 948	844	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe
PID 844 wrote to memory of 948	844	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe
PID 844 wrote to memory of 948	844	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe
PID 844 wrote to memory of 948	844	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe
PID 844 wrote to memory of 948	844	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe
PID 948 wrote to memory of 2032	948	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe	server.exe
PID 948 wrote to memory of 2032	948	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe	server.exe
PID 948 wrote to memory of 2032	948	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe	server.exe
PID 948 wrote to memory of 2032	948	a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe	server.exe
PID 2032 wrote to memory of 560	2032	server.exe	server.exe
PID 2032 wrote to memory of 560	2032	server.exe	server.exe
PID 2032 wrote to memory of 560	2032	server.exe	server.exe
PID 2032 wrote to memory of 560	2032	server.exe	server.exe
PID 2032 wrote to memory of 560	2032	server.exe	server.exe
PID 2032 wrote to memory of 560	2032	server.exe	server.exe
PID 560 wrote to memory of 1432	560	server.exe	netsh.exe
PID 560 wrote to memory of 1432	560	server.exe	netsh.exe
PID 560 wrote to memory of 1432	560	server.exe	netsh.exe
PID 560 wrote to memory of 1432	560	server.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe
"C:\Users\Admin\AppData\Local\Temp\a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:844

C:\Users\Admin\AppData\Local\Temp\a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe
C:\Users\Admin\AppData\Local\Temp\a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef.exe
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:948

C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2032

C:\Users\Admin\AppData\Local\Temp\server.exe
C:\Users\Admin\AppData\Local\Temp\server.exe
4⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:560

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
5⤵
- Modifies Windows Firewall
PID:1432

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\server.exe
Filesize
184KB

MD5
6d97276e6144da0b850904d915891200

SHA1
7b5f6cb90e68259d86b40e3ed942dc18f5fe2cc7

SHA256
a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef

SHA512
a167d0b8e9c61d2c4d9d3840892d558152caa6ff12cdbef15c5d8b1b16ed65000bfea1d0237ac887ef8035adfca9fce22d9e418c7d6bef8486523dd04c83b5d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\server.exe
Filesize
184KB

MD5
6d97276e6144da0b850904d915891200

SHA1
7b5f6cb90e68259d86b40e3ed942dc18f5fe2cc7

SHA256
a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef

SHA512
a167d0b8e9c61d2c4d9d3840892d558152caa6ff12cdbef15c5d8b1b16ed65000bfea1d0237ac887ef8035adfca9fce22d9e418c7d6bef8486523dd04c83b5d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\server.exe
Filesize
184KB

MD5
6d97276e6144da0b850904d915891200

SHA1
7b5f6cb90e68259d86b40e3ed942dc18f5fe2cc7

SHA256
a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef

SHA512
a167d0b8e9c61d2c4d9d3840892d558152caa6ff12cdbef15c5d8b1b16ed65000bfea1d0237ac887ef8035adfca9fce22d9e418c7d6bef8486523dd04c83b5d8

Download Submit
\Users\Admin\AppData\Local\Temp\server.exe
Filesize
184KB

MD5
6d97276e6144da0b850904d915891200

SHA1
7b5f6cb90e68259d86b40e3ed942dc18f5fe2cc7

SHA256
a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef

SHA512
a167d0b8e9c61d2c4d9d3840892d558152caa6ff12cdbef15c5d8b1b16ed65000bfea1d0237ac887ef8035adfca9fce22d9e418c7d6bef8486523dd04c83b5d8

Download Submit
\Users\Admin\AppData\Local\Temp\server.exe
Filesize
184KB

MD5
6d97276e6144da0b850904d915891200

SHA1
7b5f6cb90e68259d86b40e3ed942dc18f5fe2cc7

SHA256
a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef

SHA512
a167d0b8e9c61d2c4d9d3840892d558152caa6ff12cdbef15c5d8b1b16ed65000bfea1d0237ac887ef8035adfca9fce22d9e418c7d6bef8486523dd04c83b5d8

Download Submit
\Users\Admin\AppData\Local\Temp\server.exe
Filesize
184KB

MD5
6d97276e6144da0b850904d915891200

SHA1
7b5f6cb90e68259d86b40e3ed942dc18f5fe2cc7

SHA256
a14aa43eb0b12222e7c53006ef394b1869bcc2183f382d8703a24de201ee6aef

SHA512
a167d0b8e9c61d2c4d9d3840892d558152caa6ff12cdbef15c5d8b1b16ed65000bfea1d0237ac887ef8035adfca9fce22d9e418c7d6bef8486523dd04c83b5d8

Download Submit
memory/560-83-0x0000000074E90000-0x000000007543B000-memory.dmp

Filesize
5.7MB

Download
memory/560-86-0x0000000074E90000-0x000000007543B000-memory.dmp

Filesize
5.7MB

Download
memory/560-75-0x000000000040748E-mapping.dmp

Download
memory/844-56-0x0000000074EA0000-0x000000007544B000-memory.dmp

Filesize
5.7MB

Download
memory/844-64-0x0000000074EA0000-0x000000007544B000-memory.dmp

Filesize
5.7MB

Download
memory/844-55-0x0000000074EA0000-0x000000007544B000-memory.dmp

Filesize
5.7MB

Download
memory/844-54-0x0000000076401000-0x0000000076403000-memory.dmp

Filesize
8KB

Download
memory/948-60-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/948-62-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/948-72-0x0000000074EA0000-0x000000007544B000-memory.dmp

Filesize
5.7MB

Download
memory/948-58-0x000000000040748E-mapping.dmp

Download
memory/948-57-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/948-65-0x0000000074EA0000-0x000000007544B000-memory.dmp

Filesize
5.7MB

Download
memory/1432-84-0x0000000000000000-mapping.dmp

Download
memory/2032-68-0x0000000000000000-mapping.dmp

Download
memory/2032-78-0x0000000074EA0000-0x000000007544B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads