njrat | af9fdc6ca4c2d6b9755399c8da47ca9223c9c0c17edb4ba370314cb71f9dffe7

General

Target

af9fdc6ca4c2d6b9755399c8da47ca9223c9c0c17edb4ba370314cb71f9dffe7.exe
Size

124KB
MD5

4bdec8b0a4462136e5bb4c96f34b1925
SHA1

dd768f480e0f9e1a0bc3820550ba17fe839f12a6
SHA256

af9fdc6ca4c2d6b9755399c8da47ca9223c9c0c17edb4ba370314cb71f9dffe7
SHA512

ec31d50e8f782284b1da70d7069cc64be80249ab392e4854b7fce7cb815807c1c3d465b43a0903f3a2c4c8d784f7735499a0e71c43091a0888fb6c21b920d50c
SSDEEP

3072:g9IPsQA298MFVUmTAWjpypTLeC62zFtoqwzXt:gqj98M/UutILeczFtqt

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

bahamass1.no-ip.biz:1177

Mutex

5cd8f17f4086744065eb0992a09e05a2

Attributes

reg_key
5cd8f17f4086744065eb0992a09e05a2
splitter
|'|'|

Signatures

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

Processes:

LocaljMHWdtIuGT.exeTrojan.exe

pid process

2144 LocaljMHWdtIuGT.exe
2548 Trojan.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1812 netsh.exe

pid	process
2144	LocaljMHWdtIuGT.exe
2548	Trojan.exe

pid	process
1812	netsh.exe

Checks computer location settings 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

af9fdc6ca4c2d6b9755399c8da47ca9223c9c0c17edb4ba370314cb71f9dffe7.exeLocaljMHWdtIuGT.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	af9fdc6ca4c2d6b9755399c8da47ca9223c9c0c17edb4ba370314cb71f9dffe7.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	LocaljMHWdtIuGT.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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\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 15 IoCs

Processes:

Trojan.exe

pid	process
2548	Trojan.exe
2548	Trojan.exe
2548	Trojan.exe
2548	Trojan.exe
2548	Trojan.exe
2548	Trojan.exe
2548	Trojan.exe
2548	Trojan.exe
2548	Trojan.exe
2548	Trojan.exe
2548	Trojan.exe
2548	Trojan.exe
2548	Trojan.exe
2548	Trojan.exe
2548	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Trojan.exe

description pid process

Token: SeDebugPrivilege 2548 Trojan.exe

description	pid	process
Token: SeDebugPrivilege	2548	Trojan.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

af9fdc6ca4c2d6b9755399c8da47ca9223c9c0c17edb4ba370314cb71f9dffe7.exeLocaljMHWdtIuGT.exeTrojan.exe

description	pid	process	target process
PID 4276 wrote to memory of 2144	4276	af9fdc6ca4c2d6b9755399c8da47ca9223c9c0c17edb4ba370314cb71f9dffe7.exe	LocaljMHWdtIuGT.exe
PID 4276 wrote to memory of 2144	4276	af9fdc6ca4c2d6b9755399c8da47ca9223c9c0c17edb4ba370314cb71f9dffe7.exe	LocaljMHWdtIuGT.exe
PID 4276 wrote to memory of 2144	4276	af9fdc6ca4c2d6b9755399c8da47ca9223c9c0c17edb4ba370314cb71f9dffe7.exe	LocaljMHWdtIuGT.exe
PID 2144 wrote to memory of 2548	2144	LocaljMHWdtIuGT.exe	Trojan.exe
PID 2144 wrote to memory of 2548	2144	LocaljMHWdtIuGT.exe	Trojan.exe
PID 2144 wrote to memory of 2548	2144	LocaljMHWdtIuGT.exe	Trojan.exe
PID 2548 wrote to memory of 1812	2548	Trojan.exe	netsh.exe
PID 2548 wrote to memory of 1812	2548	Trojan.exe	netsh.exe
PID 2548 wrote to memory of 1812	2548	Trojan.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\af9fdc6ca4c2d6b9755399c8da47ca9223c9c0c17edb4ba370314cb71f9dffe7.exe
"C:\Users\Admin\AppData\Local\Temp\af9fdc6ca4c2d6b9755399c8da47ca9223c9c0c17edb4ba370314cb71f9dffe7.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4276

C:\Users\Admin\AppData\LocaljMHWdtIuGT.exe
"C:\Users\Admin\AppData\LocaljMHWdtIuGT.exe"
2⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2144

C:\Users\Admin\AppData\Local\Temp\Trojan.exe
"C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2548

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
4⤵
- Modifies Windows Firewall
PID:1812

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\Trojan.exe
Filesize
29KB

MD5
5c58b358faa10045400eef194b91d97c

SHA1
25ef5001c34b5f5e9491d0640de3d2f85fb32cc3

SHA256
84f48352983ecc923c7b3884a38a2674efb2538cddb3aff9037eae30f276cdd6

SHA512
8e98be87606cfb03714455e71d68f2fb19c1d5bec19254c841c97f5f124f9cddcb852c8d03ec4844e12284b7d5372732bd52fe02f1978f86e67286b877fc53be

Download Submit
C:\Users\Admin\AppData\Local\Temp\Trojan.exe
Filesize
29KB

MD5
5c58b358faa10045400eef194b91d97c

SHA1
25ef5001c34b5f5e9491d0640de3d2f85fb32cc3

SHA256
84f48352983ecc923c7b3884a38a2674efb2538cddb3aff9037eae30f276cdd6

SHA512
8e98be87606cfb03714455e71d68f2fb19c1d5bec19254c841c97f5f124f9cddcb852c8d03ec4844e12284b7d5372732bd52fe02f1978f86e67286b877fc53be

Download Submit
C:\Users\Admin\AppData\LocaljMHWdtIuGT.exe
Filesize
29KB

MD5
5c58b358faa10045400eef194b91d97c

SHA1
25ef5001c34b5f5e9491d0640de3d2f85fb32cc3

SHA256
84f48352983ecc923c7b3884a38a2674efb2538cddb3aff9037eae30f276cdd6

SHA512
8e98be87606cfb03714455e71d68f2fb19c1d5bec19254c841c97f5f124f9cddcb852c8d03ec4844e12284b7d5372732bd52fe02f1978f86e67286b877fc53be

Download Submit
C:\Users\Admin\AppData\LocaljMHWdtIuGT.exe
Filesize
29KB

MD5
5c58b358faa10045400eef194b91d97c

SHA1
25ef5001c34b5f5e9491d0640de3d2f85fb32cc3

SHA256
84f48352983ecc923c7b3884a38a2674efb2538cddb3aff9037eae30f276cdd6

SHA512
8e98be87606cfb03714455e71d68f2fb19c1d5bec19254c841c97f5f124f9cddcb852c8d03ec4844e12284b7d5372732bd52fe02f1978f86e67286b877fc53be

Download Submit
memory/1812-141-0x0000000000000000-mapping.dmp

Download
memory/2144-133-0x0000000000000000-mapping.dmp

Download
memory/2144-136-0x0000000075410000-0x00000000759C1000-memory.dmp

Filesize
5.7MB

Download
memory/2144-140-0x0000000075410000-0x00000000759C1000-memory.dmp

Filesize
5.7MB

Download
memory/2548-137-0x0000000000000000-mapping.dmp

Download
memory/2548-142-0x0000000075410000-0x00000000759C1000-memory.dmp

Filesize
5.7MB

Download
memory/2548-143-0x0000000075410000-0x00000000759C1000-memory.dmp

Filesize
5.7MB

Download
memory/4276-132-0x000000001BB70000-0x000000001C5A6000-memory.dmp

Filesize
10.2MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads