njrat | b19b00dd3fa38e697813259130d882e248ba27d324eca4f9d85a4144d101c2e2

General

Target

b19b00dd3fa38e697813259130d882e248ba27d324eca4f9d85a4144d101c2e2.exe
Size

29KB
MD5

1944974b7191fb7fad0058e8136a9cb1
SHA1

ad931680d8a1c9ede6c20bbe3e754c9bc078d9ac
SHA256

b19b00dd3fa38e697813259130d882e248ba27d324eca4f9d85a4144d101c2e2
SHA512

94a8e36a9c096b1fd594ab06ee3072a8655322d7cbb0eb2d5173274408eaad01aa98ce0dccdcbc2ee24ebba51e07d0a794228f7f5e05a9c130d10c1d7835f9dd
SSDEEP

768:iQv/27NYsDkfZPoIqlHepBKh0p29SgRcY:3m7N143wEKhG29jcY

Score

10^/10

njrat hacked evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

C2

mrrah.zapto.org: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

3580 Trojan.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

3172 netsh.exe

pid	process
3172	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:

b19b00dd3fa38e697813259130d882e248ba27d324eca4f9d85a4144d101c2e2.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Control Panel\International\Geo\Nation	b19b00dd3fa38e697813259130d882e248ba27d324eca4f9d85a4144d101c2e2.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-1-5-21-4060001867-1434967833-2212371794-1000\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 33 IoCs

Processes:

Trojan.exe

pid	process
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe
3580	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Trojan.exe

description pid process

Token: SeDebugPrivilege 3580 Trojan.exe

description	pid	process
Token: SeDebugPrivilege	3580	Trojan.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

b19b00dd3fa38e697813259130d882e248ba27d324eca4f9d85a4144d101c2e2.exeTrojan.exe

description	pid	process	target process
PID 1468 wrote to memory of 3580	1468	b19b00dd3fa38e697813259130d882e248ba27d324eca4f9d85a4144d101c2e2.exe	Trojan.exe
PID 1468 wrote to memory of 3580	1468	b19b00dd3fa38e697813259130d882e248ba27d324eca4f9d85a4144d101c2e2.exe	Trojan.exe
PID 1468 wrote to memory of 3580	1468	b19b00dd3fa38e697813259130d882e248ba27d324eca4f9d85a4144d101c2e2.exe	Trojan.exe
PID 3580 wrote to memory of 3172	3580	Trojan.exe	netsh.exe
PID 3580 wrote to memory of 3172	3580	Trojan.exe	netsh.exe
PID 3580 wrote to memory of 3172	3580	Trojan.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\b19b00dd3fa38e697813259130d882e248ba27d324eca4f9d85a4144d101c2e2.exe
"C:\Users\Admin\AppData\Local\Temp\b19b00dd3fa38e697813259130d882e248ba27d324eca4f9d85a4144d101c2e2.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1468

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:3580

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:3172

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Trojan.exe

Filesize
29KB

MD5
1944974b7191fb7fad0058e8136a9cb1

SHA1
ad931680d8a1c9ede6c20bbe3e754c9bc078d9ac

SHA256
b19b00dd3fa38e697813259130d882e248ba27d324eca4f9d85a4144d101c2e2

SHA512
94a8e36a9c096b1fd594ab06ee3072a8655322d7cbb0eb2d5173274408eaad01aa98ce0dccdcbc2ee24ebba51e07d0a794228f7f5e05a9c130d10c1d7835f9dd

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

Filesize
29KB

MD5
1944974b7191fb7fad0058e8136a9cb1

SHA1
ad931680d8a1c9ede6c20bbe3e754c9bc078d9ac

SHA256
b19b00dd3fa38e697813259130d882e248ba27d324eca4f9d85a4144d101c2e2

SHA512
94a8e36a9c096b1fd594ab06ee3072a8655322d7cbb0eb2d5173274408eaad01aa98ce0dccdcbc2ee24ebba51e07d0a794228f7f5e05a9c130d10c1d7835f9dd

Download Submit
memory/1468-132-0x0000000074750000-0x0000000074D01000-memory.dmp

Filesize
5.7MB

Download
memory/1468-137-0x0000000074750000-0x0000000074D01000-memory.dmp

Filesize
5.7MB

Download
memory/1468-140-0x0000000074750000-0x0000000074D01000-memory.dmp

Filesize
5.7MB

Download
memory/3172-139-0x0000000000000000-mapping.dmp

Download
memory/3580-133-0x0000000000000000-mapping.dmp

Download
memory/3580-136-0x0000000074750000-0x0000000074D01000-memory.dmp

Filesize
5.7MB

Download
memory/3580-138-0x0000000074750000-0x0000000074D01000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads