njrat | ed1d5c00dd75ebb199ba5687c9350ea26a59d7f7ce4cffe507de2dac984a63d0

General

Target

ed1d5c00dd75ebb199ba5687c9350ea26a59d7f7ce4cffe507de2dac984a63d0.exe
Size

23KB
MD5

4a7350d8df84592250f4f14336615c50
SHA1

26f145eff62c8673258728ac12d74f9a978f43c8
SHA256

ed1d5c00dd75ebb199ba5687c9350ea26a59d7f7ce4cffe507de2dac984a63d0
SHA512

18ec1431f8e872b36a92a0f55d2ecec18416c43221f5d3f8c3bb5758f18b3be8950afad6c7f76748d493978a9bfe3fbceb88ddb2e516a6f0c06c4e7628b1b17b
SSDEEP

384:OcqbCK0l4h7o9SVyDGvENuh46/gJkOmMSW38mRvR6JZlbw8hqIusZzZVn:B30py6vhxaRpcnui

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

nbvnf.no-ip.biz:12

Mutex

e45723828a0dec61146911ba55b2f1c5

Attributes

reg_key
e45723828a0dec61146911ba55b2f1c5
splitter
|'|'|

Signatures

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

Processes:

windws.exe

pid process

3764 windws.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1056 netsh.exe

pid	process
3764	windws.exe

pid	process
1056	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

ed1d5c00dd75ebb199ba5687c9350ea26a59d7f7ce4cffe507de2dac984a63d0.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	ed1d5c00dd75ebb199ba5687c9350ea26a59d7f7ce4cffe507de2dac984a63d0.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

windws.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\e45723828a0dec61146911ba55b2f1c5 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\windws.exe\" .."	windws.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\e45723828a0dec61146911ba55b2f1c5 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\windws.exe\" .."	windws.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 29 IoCs

Processes:

windws.exe

description	pid	process
Token: SeDebugPrivilege	3764	windws.exe
Token: 33	3764	windws.exe
Token: SeIncBasePriorityPrivilege	3764	windws.exe
Token: 33	3764	windws.exe
Token: SeIncBasePriorityPrivilege	3764	windws.exe
Token: 33	3764	windws.exe
Token: SeIncBasePriorityPrivilege	3764	windws.exe
Token: 33	3764	windws.exe
Token: SeIncBasePriorityPrivilege	3764	windws.exe
Token: 33	3764	windws.exe
Token: SeIncBasePriorityPrivilege	3764	windws.exe
Token: 33	3764	windws.exe
Token: SeIncBasePriorityPrivilege	3764	windws.exe
Token: 33	3764	windws.exe
Token: SeIncBasePriorityPrivilege	3764	windws.exe
Token: 33	3764	windws.exe
Token: SeIncBasePriorityPrivilege	3764	windws.exe
Token: 33	3764	windws.exe
Token: SeIncBasePriorityPrivilege	3764	windws.exe
Token: 33	3764	windws.exe
Token: SeIncBasePriorityPrivilege	3764	windws.exe
Token: 33	3764	windws.exe
Token: SeIncBasePriorityPrivilege	3764	windws.exe
Token: 33	3764	windws.exe
Token: SeIncBasePriorityPrivilege	3764	windws.exe
Token: 33	3764	windws.exe
Token: SeIncBasePriorityPrivilege	3764	windws.exe
Token: 33	3764	windws.exe
Token: SeIncBasePriorityPrivilege	3764	windws.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

ed1d5c00dd75ebb199ba5687c9350ea26a59d7f7ce4cffe507de2dac984a63d0.exewindws.exe

description	pid	process	target process
PID 4872 wrote to memory of 3764	4872	ed1d5c00dd75ebb199ba5687c9350ea26a59d7f7ce4cffe507de2dac984a63d0.exe	windws.exe
PID 4872 wrote to memory of 3764	4872	ed1d5c00dd75ebb199ba5687c9350ea26a59d7f7ce4cffe507de2dac984a63d0.exe	windws.exe
PID 4872 wrote to memory of 3764	4872	ed1d5c00dd75ebb199ba5687c9350ea26a59d7f7ce4cffe507de2dac984a63d0.exe	windws.exe
PID 3764 wrote to memory of 1056	3764	windws.exe	netsh.exe
PID 3764 wrote to memory of 1056	3764	windws.exe	netsh.exe
PID 3764 wrote to memory of 1056	3764	windws.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\ed1d5c00dd75ebb199ba5687c9350ea26a59d7f7ce4cffe507de2dac984a63d0.exe
"C:\Users\Admin\AppData\Local\Temp\ed1d5c00dd75ebb199ba5687c9350ea26a59d7f7ce4cffe507de2dac984a63d0.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4872

C:\Users\Admin\AppData\Local\Temp\windws.exe
"C:\Users\Admin\AppData\Local\Temp\windws.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3764

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\windws.exe" "windws.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:1056

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

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

MD5
4a7350d8df84592250f4f14336615c50

SHA1
26f145eff62c8673258728ac12d74f9a978f43c8

SHA256
ed1d5c00dd75ebb199ba5687c9350ea26a59d7f7ce4cffe507de2dac984a63d0

SHA512
18ec1431f8e872b36a92a0f55d2ecec18416c43221f5d3f8c3bb5758f18b3be8950afad6c7f76748d493978a9bfe3fbceb88ddb2e516a6f0c06c4e7628b1b17b

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

MD5
4a7350d8df84592250f4f14336615c50

SHA1
26f145eff62c8673258728ac12d74f9a978f43c8

SHA256
ed1d5c00dd75ebb199ba5687c9350ea26a59d7f7ce4cffe507de2dac984a63d0

SHA512
18ec1431f8e872b36a92a0f55d2ecec18416c43221f5d3f8c3bb5758f18b3be8950afad6c7f76748d493978a9bfe3fbceb88ddb2e516a6f0c06c4e7628b1b17b

Download Submit
memory/1056-139-0x0000000000000000-mapping.dmp

Download
memory/3764-134-0x0000000000000000-mapping.dmp

Download
memory/3764-137-0x0000000074AB0000-0x0000000075061000-memory.dmp

Filesize
5.7MB

Download
memory/3764-140-0x0000000074AB0000-0x0000000075061000-memory.dmp

Filesize
5.7MB

Download
memory/4872-132-0x0000000074AB0000-0x0000000075061000-memory.dmp

Filesize
5.7MB

Download
memory/4872-133-0x0000000074AB0000-0x0000000075061000-memory.dmp

Filesize
5.7MB

Download
memory/4872-138-0x0000000074AB0000-0x0000000075061000-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