njrat | a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a

Analysis

max time kernel
96s
max time network
103s
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 09:40

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General

Target

a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a.exe
Size

110KB
MD5

063c9b17cb6924d0f6397d6fb964a746
SHA1

4b6731a10673ad11fdfd6e7c0e0fd43ed6741120
SHA256

a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a
SHA512

5222c6d70bb28870189ad3748c150cca56817d09cfcbaae2e96bd78e3b59f035e18dc0138574e6b8ad48fe35ef8877abdc1f9b0eb52753323e68301c3732a3bc
SSDEEP

3072:ipYuA29RHtoahfwte+7M25WkS08i1PdPa4pa:g9RGahSMTL8z0

Score

10^/10

njrat oday's friend trojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

oday's friend

njrat2k.no-ip.biz:1177

Mutex

9e16c401f72f35f8d08e45d698def37c

Attributes

reg_key
9e16c401f72f35f8d08e45d698def37c
splitter
|'|'|

Signatures

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

Processes:

photo.exe

pid process

932 photo.exe

pid	process
932	photo.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:

a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a.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:

a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a.exe

description	pid	process	target process
PID 2288 wrote to memory of 932	2288	a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a.exe	photo.exe
PID 2288 wrote to memory of 932	2288	a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a.exe	photo.exe
PID 2288 wrote to memory of 932	2288	a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a.exe	photo.exe

C:\Users\Admin\AppData\Local\Temp\a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a.exe
"C:\Users\Admin\AppData\Local\Temp\a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2288

C:\Users\Admin\AppData\Local\Temp\photo.exe
"C:\Users\Admin\AppData\Local\Temp\photo.exe"
2⤵
- Executes dropped EXE
PID:932

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\Local\Temp\photo.exe
Filesize
110KB

MD5
063c9b17cb6924d0f6397d6fb964a746

SHA1
4b6731a10673ad11fdfd6e7c0e0fd43ed6741120

SHA256
a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a

SHA512
5222c6d70bb28870189ad3748c150cca56817d09cfcbaae2e96bd78e3b59f035e18dc0138574e6b8ad48fe35ef8877abdc1f9b0eb52753323e68301c3732a3bc

Download Submit
C:\Users\Admin\AppData\Local\Temp\photo.exe
Filesize
110KB

MD5
063c9b17cb6924d0f6397d6fb964a746

SHA1
4b6731a10673ad11fdfd6e7c0e0fd43ed6741120

SHA256
a32d3d621eb984c0b1e1118d68affb540f93437ebe72aa617ef299b139ceb95a

SHA512
5222c6d70bb28870189ad3748c150cca56817d09cfcbaae2e96bd78e3b59f035e18dc0138574e6b8ad48fe35ef8877abdc1f9b0eb52753323e68301c3732a3bc

Download Submit
memory/932-133-0x0000000000000000-mapping.dmp

Download
memory/932-136-0x0000000075470000-0x0000000075A21000-memory.dmp

Filesize
5.7MB

Download
memory/932-138-0x0000000075470000-0x0000000075A21000-memory.dmp

Filesize
5.7MB

Download
memory/2288-132-0x0000000075470000-0x0000000075A21000-memory.dmp

Filesize
5.7MB

Download
memory/2288-137-0x0000000075470000-0x0000000075A21000-memory.dmp

Filesize
5.7MB

Download