njrat | a042ebd200961961b486b39c5fb6cf7b27c28eeb1f071c8bc77cddc21b273e2c

General

Target

a042ebd200961961b486b39c5fb6cf7b27c28eeb1f071c8bc77cddc21b273e2c.exe
Size

78KB
MD5

65801ee322295adee592540bd1cbc470
SHA1

022de8d3fc0765b55dbf8af76cb5e5dd347e8e81
SHA256

a042ebd200961961b486b39c5fb6cf7b27c28eeb1f071c8bc77cddc21b273e2c
SHA512

89ef9b1e069916ec26fc8cd564b28afba30fe2a6dae07c7b06231501201e10cce623324e6a5fae3edc816d01cdab05c3aa0588aba64d93712b74d5785b794ad3
SSDEEP

1536:y4xezRy3hznqnFuSKkTHvDtcArxz2mCjZ+WwdU8HBsodO22aD:y4xezMWFuKPDBdzdLHBsodO22aD

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

narutohacker2213.ddns.net:5190

Mutex

2591884f286c1e789ae45f6cf3f86751

Attributes

reg_key
2591884f286c1e789ae45f6cf3f86751
splitter
|'|'|

Signatures

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

Processes:

Gerenciador De Audio Do Windows.exeserver.exe

pid process

1872 Gerenciador De Audio Do Windows.exe
616 server.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1396 netsh.exe
Loads dropped DLL 2 IoCs

Processes:

a042ebd200961961b486b39c5fb6cf7b27c28eeb1f071c8bc77cddc21b273e2c.exeGerenciador De Audio Do Windows.exe

pid process

1608 a042ebd200961961b486b39c5fb6cf7b27c28eeb1f071c8bc77cddc21b273e2c.exe
1872 Gerenciador De Audio Do Windows.exe

pid	process
1872	Gerenciador De Audio Do Windows.exe
616	server.exe

pid	process
1396	netsh.exe

pid	process
1608	a042ebd200961961b486b39c5fb6cf7b27c28eeb1f071c8bc77cddc21b273e2c.exe
1872	Gerenciador De Audio Do Windows.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\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\2591884f286c1e789ae45f6cf3f86751 = "\"C:\\Users\\Admin\\AppData\\Roaming\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\2591884f286c1e789ae45f6cf3f86751 = "\"C:\\Users\\Admin\\AppData\\Roaming\\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 15 IoCs

Processes:

server.exe

description	pid	process
Token: SeDebugPrivilege	616	server.exe
Token: 33	616	server.exe
Token: SeIncBasePriorityPrivilege	616	server.exe
Token: 33	616	server.exe
Token: SeIncBasePriorityPrivilege	616	server.exe
Token: 33	616	server.exe
Token: SeIncBasePriorityPrivilege	616	server.exe
Token: 33	616	server.exe
Token: SeIncBasePriorityPrivilege	616	server.exe
Token: 33	616	server.exe
Token: SeIncBasePriorityPrivilege	616	server.exe
Token: 33	616	server.exe
Token: SeIncBasePriorityPrivilege	616	server.exe
Token: 33	616	server.exe
Token: SeIncBasePriorityPrivilege	616	server.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

a042ebd200961961b486b39c5fb6cf7b27c28eeb1f071c8bc77cddc21b273e2c.exeGerenciador De Audio Do Windows.exeserver.exe

description	pid	process	target process
PID 1608 wrote to memory of 1872	1608	a042ebd200961961b486b39c5fb6cf7b27c28eeb1f071c8bc77cddc21b273e2c.exe	Gerenciador De Audio Do Windows.exe
PID 1608 wrote to memory of 1872	1608	a042ebd200961961b486b39c5fb6cf7b27c28eeb1f071c8bc77cddc21b273e2c.exe	Gerenciador De Audio Do Windows.exe
PID 1608 wrote to memory of 1872	1608	a042ebd200961961b486b39c5fb6cf7b27c28eeb1f071c8bc77cddc21b273e2c.exe	Gerenciador De Audio Do Windows.exe
PID 1608 wrote to memory of 1872	1608	a042ebd200961961b486b39c5fb6cf7b27c28eeb1f071c8bc77cddc21b273e2c.exe	Gerenciador De Audio Do Windows.exe
PID 1872 wrote to memory of 616	1872	Gerenciador De Audio Do Windows.exe	server.exe
PID 1872 wrote to memory of 616	1872	Gerenciador De Audio Do Windows.exe	server.exe
PID 1872 wrote to memory of 616	1872	Gerenciador De Audio Do Windows.exe	server.exe
PID 1872 wrote to memory of 616	1872	Gerenciador De Audio Do Windows.exe	server.exe
PID 616 wrote to memory of 1396	616	server.exe	netsh.exe
PID 616 wrote to memory of 1396	616	server.exe	netsh.exe
PID 616 wrote to memory of 1396	616	server.exe	netsh.exe
PID 616 wrote to memory of 1396	616	server.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\a042ebd200961961b486b39c5fb6cf7b27c28eeb1f071c8bc77cddc21b273e2c.exe
"C:\Users\Admin\AppData\Local\Temp\a042ebd200961961b486b39c5fb6cf7b27c28eeb1f071c8bc77cddc21b273e2c.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1608

C:\Users\Admin\AppData\Local\Temp\Gerenciador De Audio Do Windows.exe
"C:\Users\Admin\AppData\Local\Temp\Gerenciador De Audio Do Windows.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1872

C:\Users\Admin\AppData\Roaming\server.exe
"C:\Users\Admin\AppData\Roaming\server.exe"
3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:616

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe" "server.exe" ENABLE
4⤵
- Modifies Windows Firewall
PID:1396

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\Gerenciador De Audio Do Windows.exe
Filesize
46KB

MD5
1ffbc2e39dfbcce1042e5fd60abb5085

SHA1
0cb869070044df23171ca41c785c2579b75497bf

SHA256
4ce66ebded028e77a3c8b43d918cc02c66b6e558aa8b12ec61d33de9817d859c

SHA512
da4256b892760c58f2331d8fdc46e682c1c8190b5209d8608a898952bf1316e75fe99bf4c5ca9e237a4276fd3d42f7ba6c6af10f8e184ef28ca52c1720786c08

Download Submit
C:\Users\Admin\AppData\Local\Temp\Gerenciador De Audio Do Windows.exe
Filesize
46KB

MD5
1ffbc2e39dfbcce1042e5fd60abb5085

SHA1
0cb869070044df23171ca41c785c2579b75497bf

SHA256
4ce66ebded028e77a3c8b43d918cc02c66b6e558aa8b12ec61d33de9817d859c

SHA512
da4256b892760c58f2331d8fdc46e682c1c8190b5209d8608a898952bf1316e75fe99bf4c5ca9e237a4276fd3d42f7ba6c6af10f8e184ef28ca52c1720786c08

Download Submit
C:\Users\Admin\AppData\Roaming\server.exe
Filesize
46KB

MD5
1ffbc2e39dfbcce1042e5fd60abb5085

SHA1
0cb869070044df23171ca41c785c2579b75497bf

SHA256
4ce66ebded028e77a3c8b43d918cc02c66b6e558aa8b12ec61d33de9817d859c

SHA512
da4256b892760c58f2331d8fdc46e682c1c8190b5209d8608a898952bf1316e75fe99bf4c5ca9e237a4276fd3d42f7ba6c6af10f8e184ef28ca52c1720786c08

Download Submit
C:\Users\Admin\AppData\Roaming\server.exe
Filesize
46KB

MD5
1ffbc2e39dfbcce1042e5fd60abb5085

SHA1
0cb869070044df23171ca41c785c2579b75497bf

SHA256
4ce66ebded028e77a3c8b43d918cc02c66b6e558aa8b12ec61d33de9817d859c

SHA512
da4256b892760c58f2331d8fdc46e682c1c8190b5209d8608a898952bf1316e75fe99bf4c5ca9e237a4276fd3d42f7ba6c6af10f8e184ef28ca52c1720786c08

Download Submit
\Users\Admin\AppData\Local\Temp\Gerenciador De Audio Do Windows.exe
Filesize
46KB

MD5
1ffbc2e39dfbcce1042e5fd60abb5085

SHA1
0cb869070044df23171ca41c785c2579b75497bf

SHA256
4ce66ebded028e77a3c8b43d918cc02c66b6e558aa8b12ec61d33de9817d859c

SHA512
da4256b892760c58f2331d8fdc46e682c1c8190b5209d8608a898952bf1316e75fe99bf4c5ca9e237a4276fd3d42f7ba6c6af10f8e184ef28ca52c1720786c08

Download Submit
\Users\Admin\AppData\Roaming\server.exe
Filesize
46KB

MD5
1ffbc2e39dfbcce1042e5fd60abb5085

SHA1
0cb869070044df23171ca41c785c2579b75497bf

SHA256
4ce66ebded028e77a3c8b43d918cc02c66b6e558aa8b12ec61d33de9817d859c

SHA512
da4256b892760c58f2331d8fdc46e682c1c8190b5209d8608a898952bf1316e75fe99bf4c5ca9e237a4276fd3d42f7ba6c6af10f8e184ef28ca52c1720786c08

Download Submit
memory/616-69-0x000000006F350000-0x000000006F8FB000-memory.dmp

Filesize
5.7MB

Download
memory/616-72-0x000000006F350000-0x000000006F8FB000-memory.dmp

Filesize
5.7MB

Download
memory/616-64-0x0000000000000000-mapping.dmp

Download
memory/1396-70-0x0000000000000000-mapping.dmp

Download
memory/1608-54-0x00000000003D0000-0x00000000003DE000-memory.dmp

Filesize
56KB

Download
memory/1608-56-0x0000000075A91000-0x0000000075A93000-memory.dmp

Filesize
8KB

Download
memory/1608-55-0x0000000000270000-0x000000000027E000-memory.dmp

Filesize
56KB

Download
memory/1872-58-0x0000000000000000-mapping.dmp

Download
memory/1872-68-0x000000006F350000-0x000000006F8FB000-memory.dmp

Filesize
5.7MB

Download
memory/1872-62-0x000000006F350000-0x000000006F8FB000-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