njrat | 9211a20e3c4a6f6fdbdaf69035686349ab47989585bbc9e36b7aa304c805a31a

Analysis

max time kernel
102s
max time network
17s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-09-2024 13:48

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General

Target

9211a20e3c4a6f6fdbdaf69035686349ab47989585bbc9e36b7aa304c805a31aN.exe
Size

33KB
MD5

0d052a68cf7ca01c710d4ce7ea9dfe30
SHA1

52a482036a75664add6e214e0986c1303a1933eb
SHA256

9211a20e3c4a6f6fdbdaf69035686349ab47989585bbc9e36b7aa304c805a31a
SHA512

f9f995da76828ebc270b5d7c6468cd59647270e0d8e46be1341691fb32abe783982464a6531384780cc22b6ffe0313e7c3141cf2be9cf8f1a6637a569a156b28
SSDEEP

768:VvTnv6kk5ftm4uw4yNUHOj3t+UG78iK1KB/9dZ:tv6kk5ftjuw4y+S9nG4TgBF

Score

10^/10

njrat hacked discovery trojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

127.0.0.1:5552

Mutex

Windows Update

Attributes

reg_key
Windows Update
splitter
|'|'|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2904	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2904	AcroRd32.exe
2904	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2688 wrote to memory of 2932	2688	9211a20e3c4a6f6fdbdaf69035686349ab47989585bbc9e36b7aa304c805a31aN.exe	30
PID 2688 wrote to memory of 2932	2688	9211a20e3c4a6f6fdbdaf69035686349ab47989585bbc9e36b7aa304c805a31aN.exe	30
PID 2688 wrote to memory of 2932	2688	9211a20e3c4a6f6fdbdaf69035686349ab47989585bbc9e36b7aa304c805a31aN.exe	30
PID 2932 wrote to memory of 2904	2932	rundll32.exe	31
PID 2932 wrote to memory of 2904	2932	rundll32.exe	31
PID 2932 wrote to memory of 2904	2932	rundll32.exe	31
PID 2932 wrote to memory of 2904	2932	rundll32.exe	31

C:\Users\Admin\AppData\Local\Temp\9211a20e3c4a6f6fdbdaf69035686349ab47989585bbc9e36b7aa304c805a31aN.exe
"C:\Users\Admin\AppData\Local\Temp\9211a20e3c4a6f6fdbdaf69035686349ab47989585bbc9e36b7aa304c805a31aN.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2688
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\patsh
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2932
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\patsh"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2904

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\patsh

Filesize
33KB

MD5
0d052a68cf7ca01c710d4ce7ea9dfe30

SHA1
52a482036a75664add6e214e0986c1303a1933eb

SHA256
9211a20e3c4a6f6fdbdaf69035686349ab47989585bbc9e36b7aa304c805a31a

SHA512
f9f995da76828ebc270b5d7c6468cd59647270e0d8e46be1341691fb32abe783982464a6531384780cc22b6ffe0313e7c3141cf2be9cf8f1a6637a569a156b28

Download Submit
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
fb314389270f90e4b9f015e8dae25a32

SHA1
377126b780fd9b8304cd4bd5071c4b5383d69ed0

SHA256
de078e51d1c05d046eafb47123d182a9da54dc53af8171e6624e224fed5cbfd1

SHA512
e07b32d89cac747cf8cd3a13385f7df01a076cb0028fe6e4ae2208d43841c745ab4e0fb7c65fcfd71cf1ec128827f229fcc0f6b93bedbe8b51bcacfaa4700417

Download Submit
memory/2688-0-0x000007FEF5BEE000-0x000007FEF5BEF000-memory.dmp

Filesize
4KB

Download
memory/2688-1-0x0000000000270000-0x0000000000286000-memory.dmp

Filesize
88KB

Download
memory/2688-2-0x000007FEF5930000-0x000007FEF62CD000-memory.dmp

Filesize
9.6MB

Download
memory/2688-5-0x000007FEF5930000-0x000007FEF62CD000-memory.dmp

Filesize
9.6MB

Download