njrat | 12db2daa8cb68fce8c7ac779d317c6f803477bbefcced7ac9cb779bf674cb0e0

General

Target

12db2daa8cb68fce8c7ac779d317c6f803477bbefcced7ac9cb779bf674cb0e0.exe
Size

23KB
MD5

c3937e4173da9306dc07e161ae067436
SHA1

cbfe2e5dcf01bdeca85d4b15bc258c97411f1c66
SHA256

12db2daa8cb68fce8c7ac779d317c6f803477bbefcced7ac9cb779bf674cb0e0
SHA512

5fb4e8cbd7f6e3383368833531f60ebb05d59c5f746cc52012c50820332db28019a55f622db48087428a79fc8fe706c7297af14f6c239af0c25bd665dc1dc0ba

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

fsky2.hopto.org:5552

Mutex

2cc58bd89a2903b40440fbd58d12d95c

Attributes

reg_key
2cc58bd89a2903b40440fbd58d12d95c
splitter
|'|'|

Signatures

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

Processes:

explorer.exe

pid process

608 explorer.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

692 netsh.exe
Loads dropped DLL 1 IoCs

Processes:

12db2daa8cb68fce8c7ac779d317c6f803477bbefcced7ac9cb779bf674cb0e0.exe

pid process

1992 12db2daa8cb68fce8c7ac779d317c6f803477bbefcced7ac9cb779bf674cb0e0.exe

pid	process
608	explorer.exe

pid	process
692	netsh.exe

pid	process
1992	12db2daa8cb68fce8c7ac779d317c6f803477bbefcced7ac9cb779bf674cb0e0.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\2cc58bd89a2903b40440fbd58d12d95c = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\explorer.exe\" .."	explorer.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\2cc58bd89a2903b40440fbd58d12d95c = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\explorer.exe\" .."	explorer.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:

explorer.exe

description	pid	process
Token: SeDebugPrivilege	608	explorer.exe
Token: 33	608	explorer.exe
Token: SeIncBasePriorityPrivilege	608	explorer.exe
Token: 33	608	explorer.exe
Token: SeIncBasePriorityPrivilege	608	explorer.exe
Token: 33	608	explorer.exe
Token: SeIncBasePriorityPrivilege	608	explorer.exe
Token: 33	608	explorer.exe
Token: SeIncBasePriorityPrivilege	608	explorer.exe
Token: 33	608	explorer.exe
Token: SeIncBasePriorityPrivilege	608	explorer.exe
Token: 33	608	explorer.exe
Token: SeIncBasePriorityPrivilege	608	explorer.exe
Token: 33	608	explorer.exe
Token: SeIncBasePriorityPrivilege	608	explorer.exe
Token: 33	608	explorer.exe
Token: SeIncBasePriorityPrivilege	608	explorer.exe
Token: 33	608	explorer.exe
Token: SeIncBasePriorityPrivilege	608	explorer.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

12db2daa8cb68fce8c7ac779d317c6f803477bbefcced7ac9cb779bf674cb0e0.exeexplorer.exe

description	pid	process	target process
PID 1992 wrote to memory of 608	1992	12db2daa8cb68fce8c7ac779d317c6f803477bbefcced7ac9cb779bf674cb0e0.exe	explorer.exe
PID 1992 wrote to memory of 608	1992	12db2daa8cb68fce8c7ac779d317c6f803477bbefcced7ac9cb779bf674cb0e0.exe	explorer.exe
PID 1992 wrote to memory of 608	1992	12db2daa8cb68fce8c7ac779d317c6f803477bbefcced7ac9cb779bf674cb0e0.exe	explorer.exe
PID 1992 wrote to memory of 608	1992	12db2daa8cb68fce8c7ac779d317c6f803477bbefcced7ac9cb779bf674cb0e0.exe	explorer.exe
PID 608 wrote to memory of 692	608	explorer.exe	netsh.exe
PID 608 wrote to memory of 692	608	explorer.exe	netsh.exe
PID 608 wrote to memory of 692	608	explorer.exe	netsh.exe
PID 608 wrote to memory of 692	608	explorer.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\12db2daa8cb68fce8c7ac779d317c6f803477bbefcced7ac9cb779bf674cb0e0.exe
"C:\Users\Admin\AppData\Local\Temp\12db2daa8cb68fce8c7ac779d317c6f803477bbefcced7ac9cb779bf674cb0e0.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1992

C:\Users\Admin\AppData\Local\Temp\explorer.exe
"C:\Users\Admin\AppData\Local\Temp\explorer.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:608

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\explorer.exe" "explorer.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:692

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\explorer.exe
Filesize
23KB

MD5
c3937e4173da9306dc07e161ae067436

SHA1
cbfe2e5dcf01bdeca85d4b15bc258c97411f1c66

SHA256
12db2daa8cb68fce8c7ac779d317c6f803477bbefcced7ac9cb779bf674cb0e0

SHA512
5fb4e8cbd7f6e3383368833531f60ebb05d59c5f746cc52012c50820332db28019a55f622db48087428a79fc8fe706c7297af14f6c239af0c25bd665dc1dc0ba

Download Submit
C:\Users\Admin\AppData\Local\Temp\explorer.exe
Filesize
23KB

MD5
c3937e4173da9306dc07e161ae067436

SHA1
cbfe2e5dcf01bdeca85d4b15bc258c97411f1c66

SHA256
12db2daa8cb68fce8c7ac779d317c6f803477bbefcced7ac9cb779bf674cb0e0

SHA512
5fb4e8cbd7f6e3383368833531f60ebb05d59c5f746cc52012c50820332db28019a55f622db48087428a79fc8fe706c7297af14f6c239af0c25bd665dc1dc0ba

Download Submit
\Users\Admin\AppData\Local\Temp\explorer.exe
Filesize
23KB

MD5
c3937e4173da9306dc07e161ae067436

SHA1
cbfe2e5dcf01bdeca85d4b15bc258c97411f1c66

SHA256
12db2daa8cb68fce8c7ac779d317c6f803477bbefcced7ac9cb779bf674cb0e0

SHA512
5fb4e8cbd7f6e3383368833531f60ebb05d59c5f746cc52012c50820332db28019a55f622db48087428a79fc8fe706c7297af14f6c239af0c25bd665dc1dc0ba

Download Submit
memory/608-57-0x0000000000000000-mapping.dmp

Download
memory/608-62-0x00000000743A0000-0x000000007494B000-memory.dmp

Filesize
5.7MB

Download
memory/608-65-0x00000000743A0000-0x000000007494B000-memory.dmp

Filesize
5.7MB

Download
memory/692-63-0x0000000000000000-mapping.dmp

Download
memory/1992-54-0x00000000751C1000-0x00000000751C3000-memory.dmp

Filesize
8KB

Download
memory/1992-55-0x00000000743A0000-0x000000007494B000-memory.dmp

Filesize
5.7MB

Download
memory/1992-61-0x00000000743A0000-0x000000007494B000-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