njrat | 7b7c288ca4735bd9056751ec9a307899ebe864418446fd23396666297cee3dd7

General

Target

7b7c288ca4735bd9056751ec9a307899ebe864418446fd23396666297cee3dd7.exe
Size

104KB
MD5

28a7d4e2b5f033f4f33791f32c6e9fad
SHA1

c14648e59b09f70800e94b715a82a0a1c9022973
SHA256

7b7c288ca4735bd9056751ec9a307899ebe864418446fd23396666297cee3dd7
SHA512

a6ca99a32132ce326131f22176b8aba0a2c2a2801c3db301c64a5f6ec1f4f456a4d2cdd89b7c0bc4b4c96ca9c313c15777f6aed12d719f1482c0009e7c5960fd
SSDEEP

1536:hS06taZRfWxSdh3Hm/ukxj6CB4Y/2ugu39o4loYFusUuoub5IgRefP:n6taqxq3H326CB3NoRsUuo45fg

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

127.0.0.1:1177

Mutex

5cd8f17f4086744065eb0992a09e05a2

Attributes

reg_key
5cd8f17f4086744065eb0992a09e05a2
splitter
|'|'|

Signatures

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

Processes:

Server.exeTrojan.exe

pid process

544 Server.exe
668 Trojan.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1880 netsh.exe

pid	process
544	Server.exe
668	Trojan.exe

pid	process
1880	netsh.exe

Drops startup file 2 IoCs

Processes:

Trojan.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe	Trojan.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe	Trojan.exe

Loads dropped DLL 1 IoCs

Processes:

Server.exe

pid process

544 Server.exe

pid	process
544	Server.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Trojan.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.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: EnumeratesProcesses 18 IoCs

Processes:

Trojan.exe

pid	process
668	Trojan.exe
668	Trojan.exe
668	Trojan.exe
668	Trojan.exe
668	Trojan.exe
668	Trojan.exe
668	Trojan.exe
668	Trojan.exe
668	Trojan.exe
668	Trojan.exe
668	Trojan.exe
668	Trojan.exe
668	Trojan.exe
668	Trojan.exe
668	Trojan.exe
668	Trojan.exe
668	Trojan.exe
668	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Trojan.exe

description pid process

Token: SeDebugPrivilege 668 Trojan.exe

description	pid	process
Token: SeDebugPrivilege	668	Trojan.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

7b7c288ca4735bd9056751ec9a307899ebe864418446fd23396666297cee3dd7.exeServer.exeTrojan.exe

description	pid	process	target process
PID 1780 wrote to memory of 544	1780	7b7c288ca4735bd9056751ec9a307899ebe864418446fd23396666297cee3dd7.exe	Server.exe
PID 1780 wrote to memory of 544	1780	7b7c288ca4735bd9056751ec9a307899ebe864418446fd23396666297cee3dd7.exe	Server.exe
PID 1780 wrote to memory of 544	1780	7b7c288ca4735bd9056751ec9a307899ebe864418446fd23396666297cee3dd7.exe	Server.exe
PID 1780 wrote to memory of 544	1780	7b7c288ca4735bd9056751ec9a307899ebe864418446fd23396666297cee3dd7.exe	Server.exe
PID 544 wrote to memory of 668	544	Server.exe	Trojan.exe
PID 544 wrote to memory of 668	544	Server.exe	Trojan.exe
PID 544 wrote to memory of 668	544	Server.exe	Trojan.exe
PID 544 wrote to memory of 668	544	Server.exe	Trojan.exe
PID 668 wrote to memory of 1880	668	Trojan.exe	netsh.exe
PID 668 wrote to memory of 1880	668	Trojan.exe	netsh.exe
PID 668 wrote to memory of 1880	668	Trojan.exe	netsh.exe
PID 668 wrote to memory of 1880	668	Trojan.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\7b7c288ca4735bd9056751ec9a307899ebe864418446fd23396666297cee3dd7.exe
"C:\Users\Admin\AppData\Local\Temp\7b7c288ca4735bd9056751ec9a307899ebe864418446fd23396666297cee3dd7.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1780

C:\Users\Admin\AppData\Local\Temp\Server.exe
"C:\Users\Admin\AppData\Local\Temp\Server.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:544

C:\Users\Admin\AppData\Local\Temp\Trojan.exe
"C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
3⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:668

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
4⤵
- Modifies Windows Firewall
PID:1880

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\Server.exe
Filesize
29KB

MD5
6038246d0492fcf0275c06b43075d9d6

SHA1
2da6464727459c6c7ba651da9b31a6e3304e39a2

SHA256
6069f85e13b215117867e4aadf684547f133498a3bca5c980af9df82ab3507e1

SHA512
eef8a49ff0cf9b8aad150c1bfc82ea9b2688bf51400a0392edd683d6a864e96b6496bce5e8ebbe75880999b1f91c21682371989ed6d22a4de3fb82c901a9b218

Download Submit
C:\Users\Admin\AppData\Local\Temp\Server.exe
Filesize
29KB

MD5
6038246d0492fcf0275c06b43075d9d6

SHA1
2da6464727459c6c7ba651da9b31a6e3304e39a2

SHA256
6069f85e13b215117867e4aadf684547f133498a3bca5c980af9df82ab3507e1

SHA512
eef8a49ff0cf9b8aad150c1bfc82ea9b2688bf51400a0392edd683d6a864e96b6496bce5e8ebbe75880999b1f91c21682371989ed6d22a4de3fb82c901a9b218

Download Submit
C:\Users\Admin\AppData\Local\Temp\Trojan.exe
Filesize
29KB

MD5
6038246d0492fcf0275c06b43075d9d6

SHA1
2da6464727459c6c7ba651da9b31a6e3304e39a2

SHA256
6069f85e13b215117867e4aadf684547f133498a3bca5c980af9df82ab3507e1

SHA512
eef8a49ff0cf9b8aad150c1bfc82ea9b2688bf51400a0392edd683d6a864e96b6496bce5e8ebbe75880999b1f91c21682371989ed6d22a4de3fb82c901a9b218

Download Submit
C:\Users\Admin\AppData\Local\Temp\Trojan.exe
Filesize
29KB

MD5
6038246d0492fcf0275c06b43075d9d6

SHA1
2da6464727459c6c7ba651da9b31a6e3304e39a2

SHA256
6069f85e13b215117867e4aadf684547f133498a3bca5c980af9df82ab3507e1

SHA512
eef8a49ff0cf9b8aad150c1bfc82ea9b2688bf51400a0392edd683d6a864e96b6496bce5e8ebbe75880999b1f91c21682371989ed6d22a4de3fb82c901a9b218

Download Submit
\Users\Admin\AppData\Local\Temp\Trojan.exe
Filesize
29KB

MD5
6038246d0492fcf0275c06b43075d9d6

SHA1
2da6464727459c6c7ba651da9b31a6e3304e39a2

SHA256
6069f85e13b215117867e4aadf684547f133498a3bca5c980af9df82ab3507e1

SHA512
eef8a49ff0cf9b8aad150c1bfc82ea9b2688bf51400a0392edd683d6a864e96b6496bce5e8ebbe75880999b1f91c21682371989ed6d22a4de3fb82c901a9b218

Download Submit
memory/544-57-0x0000000000000000-mapping.dmp

Download
memory/544-60-0x0000000074DA1000-0x0000000074DA3000-memory.dmp

Filesize
8KB

Download
memory/544-61-0x0000000073EB0000-0x000000007445B000-memory.dmp

Filesize
5.7MB

Download
memory/544-67-0x0000000073EB0000-0x000000007445B000-memory.dmp

Filesize
5.7MB

Download
memory/668-63-0x0000000000000000-mapping.dmp

Download
memory/668-68-0x0000000073EB0000-0x000000007445B000-memory.dmp

Filesize
5.7MB

Download
memory/668-71-0x0000000073EB0000-0x000000007445B000-memory.dmp

Filesize
5.7MB

Download
memory/1780-56-0x0000000000DC0000-0x0000000000DD0000-memory.dmp

Filesize
64KB

Download
memory/1780-55-0x000007FEFB5D1000-0x000007FEFB5D3000-memory.dmp

Filesize
8KB

Download
memory/1780-54-0x000007FEF35B0000-0x000007FEF3FD3000-memory.dmp

Filesize
10.1MB

Download
memory/1880-69-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads