njrat | 334fe3b376bf10fac2a08efbd1bad31935e84612cae4e8bab6c33cfc2ac2cf1e

Analysis

max time kernel
315s
max time network
332s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 03:02

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General

Target

334fe3b376bf10fac2a08efbd1bad31935e84612cae4e8bab6c33cfc2ac2cf1e.exe
Size

210KB
MD5

db54abe9cd4cf784164bffd2f72116d7
SHA1

b3dd3c0d0b4fcdbd10cddfd9787cc9dccfa45e46
SHA256

334fe3b376bf10fac2a08efbd1bad31935e84612cae4e8bab6c33cfc2ac2cf1e
SHA512

365e59ace3bada5253b60ff155a4454ced9072096207efe7862bdd35933c3d9f0e40fcff354100b3bb8573693d39eadc5cfbe0332c92948e2bda865799161df7
SSDEEP

3072:nvssA29+e43idX6zbvOezG0z/3XKnkACUZuw7vi2cgK4Lt0Kpu6WA+NPjuTsUeQY:H9cikPO8+GL6MjUe6vATgk

Score

10^/10

njrat كرار هكر العراق evasion persistence trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

كرار هكر العراق

karar101.ddns.net: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

4720 Trojan.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

332 netsh.exe

pid	process
4720	Trojan.exe

pid	process
332	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:

334fe3b376bf10fac2a08efbd1bad31935e84612cae4e8bab6c33cfc2ac2cf1e.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	334fe3b376bf10fac2a08efbd1bad31935e84612cae4e8bab6c33cfc2ac2cf1e.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\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\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 use of WriteProcessMemory 6 IoCs

Processes:

334fe3b376bf10fac2a08efbd1bad31935e84612cae4e8bab6c33cfc2ac2cf1e.exeTrojan.exe

description	pid	process	target process
PID 4692 wrote to memory of 4720	4692	334fe3b376bf10fac2a08efbd1bad31935e84612cae4e8bab6c33cfc2ac2cf1e.exe	Trojan.exe
PID 4692 wrote to memory of 4720	4692	334fe3b376bf10fac2a08efbd1bad31935e84612cae4e8bab6c33cfc2ac2cf1e.exe	Trojan.exe
PID 4692 wrote to memory of 4720	4692	334fe3b376bf10fac2a08efbd1bad31935e84612cae4e8bab6c33cfc2ac2cf1e.exe	Trojan.exe
PID 4720 wrote to memory of 332	4720	Trojan.exe	netsh.exe
PID 4720 wrote to memory of 332	4720	Trojan.exe	netsh.exe
PID 4720 wrote to memory of 332	4720	Trojan.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\334fe3b376bf10fac2a08efbd1bad31935e84612cae4e8bab6c33cfc2ac2cf1e.exe
"C:\Users\Admin\AppData\Local\Temp\334fe3b376bf10fac2a08efbd1bad31935e84612cae4e8bab6c33cfc2ac2cf1e.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4692

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 use of WriteProcessMemory
PID:4720

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:332

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Trojan.exe
Filesize
210KB

MD5
db54abe9cd4cf784164bffd2f72116d7

SHA1
b3dd3c0d0b4fcdbd10cddfd9787cc9dccfa45e46

SHA256
334fe3b376bf10fac2a08efbd1bad31935e84612cae4e8bab6c33cfc2ac2cf1e

SHA512
365e59ace3bada5253b60ff155a4454ced9072096207efe7862bdd35933c3d9f0e40fcff354100b3bb8573693d39eadc5cfbe0332c92948e2bda865799161df7

Download Submit
C:\Users\Admin\AppData\Local\Temp\Trojan.exe
Filesize
210KB

MD5
db54abe9cd4cf784164bffd2f72116d7

SHA1
b3dd3c0d0b4fcdbd10cddfd9787cc9dccfa45e46

SHA256
334fe3b376bf10fac2a08efbd1bad31935e84612cae4e8bab6c33cfc2ac2cf1e

SHA512
365e59ace3bada5253b60ff155a4454ced9072096207efe7862bdd35933c3d9f0e40fcff354100b3bb8573693d39eadc5cfbe0332c92948e2bda865799161df7

Download Submit
memory/332-139-0x0000000000000000-mapping.dmp

Download
memory/4692-132-0x0000000075320000-0x00000000758D1000-memory.dmp

Filesize
5.7MB

Download
memory/4692-133-0x0000000075320000-0x00000000758D1000-memory.dmp

Filesize
5.7MB

Download
memory/4692-137-0x0000000075320000-0x00000000758D1000-memory.dmp

Filesize
5.7MB

Download
memory/4720-134-0x0000000000000000-mapping.dmp

Download
memory/4720-138-0x0000000075320000-0x00000000758D1000-memory.dmp

Filesize
5.7MB

Download
memory/4720-140-0x0000000075320000-0x00000000758D1000-memory.dmp

Filesize
5.7MB

Download