njrat | 7c0ac1db102c6f2a98680c67b8438d3d674951a9ea222c8fa65d4d60d3125137

General

Target

7c0ac1db102c6f2a98680c67b8438d3d674951a9ea222c8fa65d4d60d3125137.exe
Size

61KB
MD5

4342a718afd0f2b7d01f4ab7d5227b40
SHA1

bd2911196d29365c8a5d37e2641220231d3e950d
SHA256

7c0ac1db102c6f2a98680c67b8438d3d674951a9ea222c8fa65d4d60d3125137
SHA512

e1f850cda1fe055abe36a61fad7b4899b046e1bdebd545432fa612779791c81f714d7ae1dbc88b2261fc54a2af2a2f047c8a0a4fadce001af76aa0fd51d65723
SSDEEP

1536:kGGodMn63B/f+MZjNl/Vu14lZq19G5Ee:DdMnuB+oNlFyk5Ee

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

lmarajayanzawiko.ddns.net:1177

Mutex

5cd8f17f4086744065eb0992a09e05a2

Attributes

reg_key
5cd8f17f4086744065eb0992a09e05a2
splitter
|'|'|

Signatures

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

Processes:

Trojan.exe

pid process

2024 Trojan.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1828 netsh.exe

pid	process
2024	Trojan.exe

pid	process
1828	netsh.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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\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 8 IoCs

Processes:

Trojan.exe

pid process

2024 Trojan.exe
2024 Trojan.exe
2024 Trojan.exe
2024 Trojan.exe
2024 Trojan.exe
2024 Trojan.exe
2024 Trojan.exe
2024 Trojan.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Trojan.exe

description pid process

Token: SeDebugPrivilege 2024 Trojan.exe

pid	process
2024	Trojan.exe
2024	Trojan.exe
2024	Trojan.exe
2024	Trojan.exe
2024	Trojan.exe
2024	Trojan.exe
2024	Trojan.exe
2024	Trojan.exe

description	pid	process
Token: SeDebugPrivilege	2024	Trojan.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

7c0ac1db102c6f2a98680c67b8438d3d674951a9ea222c8fa65d4d60d3125137.exeTrojan.exe

description	pid	process	target process
PID 1428 wrote to memory of 2024	1428	7c0ac1db102c6f2a98680c67b8438d3d674951a9ea222c8fa65d4d60d3125137.exe	Trojan.exe
PID 1428 wrote to memory of 2024	1428	7c0ac1db102c6f2a98680c67b8438d3d674951a9ea222c8fa65d4d60d3125137.exe	Trojan.exe
PID 1428 wrote to memory of 2024	1428	7c0ac1db102c6f2a98680c67b8438d3d674951a9ea222c8fa65d4d60d3125137.exe	Trojan.exe
PID 2024 wrote to memory of 1828	2024	Trojan.exe	netsh.exe
PID 2024 wrote to memory of 1828	2024	Trojan.exe	netsh.exe
PID 2024 wrote to memory of 1828	2024	Trojan.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\7c0ac1db102c6f2a98680c67b8438d3d674951a9ea222c8fa65d4d60d3125137.exe
"C:\Users\Admin\AppData\Local\Temp\7c0ac1db102c6f2a98680c67b8438d3d674951a9ea222c8fa65d4d60d3125137.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1428

C:\Users\Admin\AppData\Local\Temp\Trojan.exe
"C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2024

C:\Windows\system32\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:1828

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\Trojan.exe
Filesize
61KB

MD5
4342a718afd0f2b7d01f4ab7d5227b40

SHA1
bd2911196d29365c8a5d37e2641220231d3e950d

SHA256
7c0ac1db102c6f2a98680c67b8438d3d674951a9ea222c8fa65d4d60d3125137

SHA512
e1f850cda1fe055abe36a61fad7b4899b046e1bdebd545432fa612779791c81f714d7ae1dbc88b2261fc54a2af2a2f047c8a0a4fadce001af76aa0fd51d65723

Download Submit
C:\Users\Admin\AppData\Local\Temp\Trojan.exe
Filesize
61KB

MD5
4342a718afd0f2b7d01f4ab7d5227b40

SHA1
bd2911196d29365c8a5d37e2641220231d3e950d

SHA256
7c0ac1db102c6f2a98680c67b8438d3d674951a9ea222c8fa65d4d60d3125137

SHA512
e1f850cda1fe055abe36a61fad7b4899b046e1bdebd545432fa612779791c81f714d7ae1dbc88b2261fc54a2af2a2f047c8a0a4fadce001af76aa0fd51d65723

Download Submit
memory/1428-54-0x0000000000A90000-0x0000000000AA6000-memory.dmp

Filesize
88KB

Download
memory/1428-55-0x0000000000250000-0x0000000000258000-memory.dmp

Filesize
32KB

Download
memory/1428-56-0x0000000000270000-0x000000000027E000-memory.dmp

Filesize
56KB

Download
memory/1428-57-0x000007FEFB821000-0x000007FEFB823000-memory.dmp

Filesize
8KB

Download
memory/1828-62-0x0000000000000000-mapping.dmp

Download
memory/2024-61-0x00000000011B0000-0x00000000011C6000-memory.dmp

Filesize
88KB

Download
memory/2024-58-0x0000000000000000-mapping.dmp

Download
memory/2024-64-0x000000001B1C6000-0x000000001B1E5000-memory.dmp

Filesize
124KB

Download

Analysis

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