njrat | 7905b946f92f80b312c37acf1f974368a54770a95a706e7d7656ecdf11f28809

General

Target

7905b946f92f80b312c37acf1f974368a54770a95a706e7d7656ecdf11f28809.exe
Size

219KB
MD5

ca75033e2666a46472eeaaf2328badba
SHA1

d33c4ad28257e62c0a90047c5fd69553859edc9d
SHA256

7905b946f92f80b312c37acf1f974368a54770a95a706e7d7656ecdf11f28809
SHA512

324ecbfad1abe8d72799eeba853903e0bd8733f50fe381dd3bcb05b442721704c12e6e89b23114b738a1b4daa4fef6cd83ac1aa6dd47b4de132f211bcc3f394a
SSDEEP

3072:D538xVrxLIQ/j69ZAmqVFtVNhGKxZRGOFhhnbz/OWjuiQQh3DKaVeLpBjOcyEMaz:DV8xLIQ/j6TIZNhGWaOF33OWSkTa9Bo

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

Hacked

C2

kissme1988.no-ip.biz:5552

Mutex

dc57475995c921da5a2603cdc0101794

Attributes

reg_key
dc57475995c921da5a2603cdc0101794
splitter
|'|'|

Signatures

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

Processes:

886.exesystemBL.exe

pid process

1444 886.exe
1424 systemBL.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1544 netsh.exe

pid	process
1444	886.exe
1424	systemBL.exe

pid	process
1544	netsh.exe

Drops startup file 2 IoCs

Processes:

systemBL.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\dc57475995c921da5a2603cdc0101794.exe	systemBL.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\dc57475995c921da5a2603cdc0101794.exe	systemBL.exe

Loads dropped DLL 1 IoCs

Processes:

886.exe

pid process

1444 886.exe

pid	process
1444	886.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

systemBL.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\dc57475995c921da5a2603cdc0101794 = "\"C:\\Users\\Admin\\AppData\\Roaming\\systemBL.exe\" .."	systemBL.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\dc57475995c921da5a2603cdc0101794 = "\"C:\\Users\\Admin\\AppData\\Roaming\\systemBL.exe\" .."	systemBL.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 17 IoCs

Processes:

systemBL.exe

description	pid	process
Token: SeDebugPrivilege	1424	systemBL.exe
Token: 33	1424	systemBL.exe
Token: SeIncBasePriorityPrivilege	1424	systemBL.exe
Token: 33	1424	systemBL.exe
Token: SeIncBasePriorityPrivilege	1424	systemBL.exe
Token: 33	1424	systemBL.exe
Token: SeIncBasePriorityPrivilege	1424	systemBL.exe
Token: 33	1424	systemBL.exe
Token: SeIncBasePriorityPrivilege	1424	systemBL.exe
Token: 33	1424	systemBL.exe
Token: SeIncBasePriorityPrivilege	1424	systemBL.exe
Token: 33	1424	systemBL.exe
Token: SeIncBasePriorityPrivilege	1424	systemBL.exe
Token: 33	1424	systemBL.exe
Token: SeIncBasePriorityPrivilege	1424	systemBL.exe
Token: 33	1424	systemBL.exe
Token: SeIncBasePriorityPrivilege	1424	systemBL.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

7905b946f92f80b312c37acf1f974368a54770a95a706e7d7656ecdf11f28809.exe886.exesystemBL.exe

description	pid	process	target process
PID 896 wrote to memory of 1444	896	7905b946f92f80b312c37acf1f974368a54770a95a706e7d7656ecdf11f28809.exe	886.exe
PID 896 wrote to memory of 1444	896	7905b946f92f80b312c37acf1f974368a54770a95a706e7d7656ecdf11f28809.exe	886.exe
PID 896 wrote to memory of 1444	896	7905b946f92f80b312c37acf1f974368a54770a95a706e7d7656ecdf11f28809.exe	886.exe
PID 896 wrote to memory of 1444	896	7905b946f92f80b312c37acf1f974368a54770a95a706e7d7656ecdf11f28809.exe	886.exe
PID 1444 wrote to memory of 1424	1444	886.exe	systemBL.exe
PID 1444 wrote to memory of 1424	1444	886.exe	systemBL.exe
PID 1444 wrote to memory of 1424	1444	886.exe	systemBL.exe
PID 1444 wrote to memory of 1424	1444	886.exe	systemBL.exe
PID 1424 wrote to memory of 1544	1424	systemBL.exe	netsh.exe
PID 1424 wrote to memory of 1544	1424	systemBL.exe	netsh.exe
PID 1424 wrote to memory of 1544	1424	systemBL.exe	netsh.exe
PID 1424 wrote to memory of 1544	1424	systemBL.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\7905b946f92f80b312c37acf1f974368a54770a95a706e7d7656ecdf11f28809.exe
"C:\Users\Admin\AppData\Local\Temp\7905b946f92f80b312c37acf1f974368a54770a95a706e7d7656ecdf11f28809.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:896

C:\Users\Admin\AppData\Local\Temp\886.exe
C:\Users\Admin\AppData\Local\Temp\886.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1444

C:\Users\Admin\AppData\Roaming\systemBL.exe
"C:\Users\Admin\AppData\Roaming\systemBL.exe"
3⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1424

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\systemBL.exe" "systemBL.exe" ENABLE
4⤵
- Modifies Windows Firewall
PID:1544

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\886.exe
Filesize
23KB

MD5
9c480814d52d00cddc8a228e3a700175

SHA1
e7c78acef70734e8555bbf136cfd2b864ec8f2bf

SHA256
d4b79df1194c74f4d7b4d9abfaa78e316835a596881e7145cbaecc197fa2847c

SHA512
1e732e2a537ba952febf5be039db77f024afced0886d17fb009098ba730976a1efb03edfa415e730d876bd746778524e76dd31e52786c81fd505c47b83d2a202

Download Submit
C:\Users\Admin\AppData\Local\Temp\886.exe
Filesize
23KB

MD5
9c480814d52d00cddc8a228e3a700175

SHA1
e7c78acef70734e8555bbf136cfd2b864ec8f2bf

SHA256
d4b79df1194c74f4d7b4d9abfaa78e316835a596881e7145cbaecc197fa2847c

SHA512
1e732e2a537ba952febf5be039db77f024afced0886d17fb009098ba730976a1efb03edfa415e730d876bd746778524e76dd31e52786c81fd505c47b83d2a202

Download Submit
C:\Users\Admin\AppData\Roaming\systemBL.exe
Filesize
23KB

MD5
9c480814d52d00cddc8a228e3a700175

SHA1
e7c78acef70734e8555bbf136cfd2b864ec8f2bf

SHA256
d4b79df1194c74f4d7b4d9abfaa78e316835a596881e7145cbaecc197fa2847c

SHA512
1e732e2a537ba952febf5be039db77f024afced0886d17fb009098ba730976a1efb03edfa415e730d876bd746778524e76dd31e52786c81fd505c47b83d2a202

Download Submit
C:\Users\Admin\AppData\Roaming\systemBL.exe
Filesize
23KB

MD5
9c480814d52d00cddc8a228e3a700175

SHA1
e7c78acef70734e8555bbf136cfd2b864ec8f2bf

SHA256
d4b79df1194c74f4d7b4d9abfaa78e316835a596881e7145cbaecc197fa2847c

SHA512
1e732e2a537ba952febf5be039db77f024afced0886d17fb009098ba730976a1efb03edfa415e730d876bd746778524e76dd31e52786c81fd505c47b83d2a202

Download Submit
\Users\Admin\AppData\Roaming\systemBL.exe
Filesize
23KB

MD5
9c480814d52d00cddc8a228e3a700175

SHA1
e7c78acef70734e8555bbf136cfd2b864ec8f2bf

SHA256
d4b79df1194c74f4d7b4d9abfaa78e316835a596881e7145cbaecc197fa2847c

SHA512
1e732e2a537ba952febf5be039db77f024afced0886d17fb009098ba730976a1efb03edfa415e730d876bd746778524e76dd31e52786c81fd505c47b83d2a202

Download Submit
memory/896-54-0x0000000000B60000-0x0000000000B9E000-memory.dmp

Filesize
248KB

Download
memory/1424-61-0x0000000000000000-mapping.dmp

Download
memory/1424-66-0x0000000074970000-0x0000000074F1B000-memory.dmp

Filesize
5.7MB

Download
memory/1424-68-0x0000000074970000-0x0000000074F1B000-memory.dmp

Filesize
5.7MB

Download
memory/1444-58-0x0000000076411000-0x0000000076413000-memory.dmp

Filesize
8KB

Download
memory/1444-59-0x0000000074970000-0x0000000074F1B000-memory.dmp

Filesize
5.7MB

Download
memory/1444-55-0x0000000000000000-mapping.dmp

Download
memory/1444-65-0x0000000074970000-0x0000000074F1B000-memory.dmp

Filesize
5.7MB

Download
memory/1544-67-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads