njrat | 65d846eb83a58df36caae2ee98fdadcc6963736dbad3be9d4fa55cf3b362b3c5

Analysis

max time kernel
138s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 17:00

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General

Target

65d846eb83a58df36caae2ee98fdadcc6963736dbad3be9d4fa55cf3b362b3c5.exe
Size

29KB
MD5

0a704142b5eefeb3f5880bdce31a5668
SHA1

6890b1d90b26b3a32c1f5cf93bd91d916aa40db4
SHA256

65d846eb83a58df36caae2ee98fdadcc6963736dbad3be9d4fa55cf3b362b3c5
SHA512

e4b8f7bf4a311c5a3f025249c346cc0890d74d60d3765d71546cef4a490380de72e7ddca714b0cc4304ad91e621fc7ef0f8cb0b31bf6b967586e1769f573335d
SSDEEP

384:taFCtl7Dh+oqIqEXV5HEQTGumqDgN3eH6GBsbh0w4wlAokw9OhgOL1vYRGOZzSZG:j74oqIjlLTAqM3eFBKh0p29SgRkG

Score

10^/10

njrat hacked trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

HacKed

www-avira1.sytes.net:1993

Mutex

93f19dda2412c86ad7520ba4198f39a0

Attributes

reg_key
93f19dda2412c86ad7520ba4198f39a0
splitter
|'|'|

Signatures

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

Processes:

explorer.exe

pid process

4864 explorer.exe

pid	process
4864	explorer.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:

65d846eb83a58df36caae2ee98fdadcc6963736dbad3be9d4fa55cf3b362b3c5.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	65d846eb83a58df36caae2ee98fdadcc6963736dbad3be9d4fa55cf3b362b3c5.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 3 IoCs

Processes:

65d846eb83a58df36caae2ee98fdadcc6963736dbad3be9d4fa55cf3b362b3c5.exe

description	pid	process	target process
PID 2120 wrote to memory of 4864	2120	65d846eb83a58df36caae2ee98fdadcc6963736dbad3be9d4fa55cf3b362b3c5.exe	explorer.exe
PID 2120 wrote to memory of 4864	2120	65d846eb83a58df36caae2ee98fdadcc6963736dbad3be9d4fa55cf3b362b3c5.exe	explorer.exe
PID 2120 wrote to memory of 4864	2120	65d846eb83a58df36caae2ee98fdadcc6963736dbad3be9d4fa55cf3b362b3c5.exe	explorer.exe

C:\Users\Admin\AppData\Local\Temp\65d846eb83a58df36caae2ee98fdadcc6963736dbad3be9d4fa55cf3b362b3c5.exe
"C:\Users\Admin\AppData\Local\Temp\65d846eb83a58df36caae2ee98fdadcc6963736dbad3be9d4fa55cf3b362b3c5.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2120

C:\Users\Admin\AppData\Roaming\explorer.exe
"C:\Users\Admin\AppData\Roaming\explorer.exe"
2⤵
- Executes dropped EXE
PID:4864

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\explorer.exe
Filesize
29KB

MD5
0a704142b5eefeb3f5880bdce31a5668

SHA1
6890b1d90b26b3a32c1f5cf93bd91d916aa40db4

SHA256
65d846eb83a58df36caae2ee98fdadcc6963736dbad3be9d4fa55cf3b362b3c5

SHA512
e4b8f7bf4a311c5a3f025249c346cc0890d74d60d3765d71546cef4a490380de72e7ddca714b0cc4304ad91e621fc7ef0f8cb0b31bf6b967586e1769f573335d

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

MD5
0a704142b5eefeb3f5880bdce31a5668

SHA1
6890b1d90b26b3a32c1f5cf93bd91d916aa40db4

SHA256
65d846eb83a58df36caae2ee98fdadcc6963736dbad3be9d4fa55cf3b362b3c5

SHA512
e4b8f7bf4a311c5a3f025249c346cc0890d74d60d3765d71546cef4a490380de72e7ddca714b0cc4304ad91e621fc7ef0f8cb0b31bf6b967586e1769f573335d

Download Submit
memory/2120-132-0x0000000074E10000-0x00000000753C1000-memory.dmp

Filesize
5.7MB

Download
memory/2120-137-0x0000000074E10000-0x00000000753C1000-memory.dmp

Filesize
5.7MB

Download
memory/4864-133-0x0000000000000000-mapping.dmp

Download
memory/4864-136-0x0000000074E10000-0x00000000753C1000-memory.dmp

Filesize
5.7MB

Download