MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 953dd19700177beaf848e510418db83c8481ce466819c7052be8d93974ce3191. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


njrat


Vendor detections: 8


Intelligence 8 IOCs 1 YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 953dd19700177beaf848e510418db83c8481ce466819c7052be8d93974ce3191
SHA3-384 hash: 5e56d3f7e592c7a0d9a988c6ce59427d35ce5f87a90c5e4b86a082ece2d69731f2e3172a1243b9622388db396e4b00ba
SHA1 hash: a85418cc33dc3810074728e5d0c1bd27ce298981
MD5 hash: ba229c713c2c1a120abe0958bf8fa625
humanhash: item-august-emma-echo
File name:953DD19700177BEAF848E510418DB83C8481CE466819C.exe
Download: download sample
Signature njrat
Create hunting rule
File size:1'126'400 bytes
First seen:2021-06-09 12:34:41 UTC
Last seen:2021-06-09 13:46:25 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2e5467cba76f44a088d39f78c5e807b6 (131 x DCRat, 112 x njrat, 79 x RedLineStealer)
ssdeep 24576:pw0w7pjUdaC5UmqG4df/362G0SW09PQu5PilAbbdNx5iSCTJJAm5f1:pw0y45I9G0SH5p5PnXYAm5
Threatray 8 similar samples on MalwareBazaar
TLSH 9C353355FBA72849CEDDA77BCF0D8810D0CF261DC7D9980A2B532BA95302057DA9BC78
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
178.33.93.88:9232

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
178.33.93.88:9232 https://threatfox.abuse.ch/ioc/80683/

Intelligence

File Origin
# of uploads :
2
# of downloads :
356
Origin country :
n/a
Vendor Threat Intelligence
Detection:
njRat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/165600/
Detection(s):
PUA.Win.Packer.EnigmaProtector-19
Create hunting rule

PUA.Win.Packer.EnigmaProtector-1
Create hunting rule

PUA.Win.Packer.EnigmaProtector-9852682-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Enabling the 'hidden' option for analyzed file
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Creating a process with a hidden window
Enabling the 'hidden' option for files in the %temp% directory
Enabling the 'hidden' option for recently created files
Creating a window
Connection attempt
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Launching the process to change the firewall settings
Creating a file in the mass storage device
Enabling autorun by creating a file
Enabling threat expansion on mass storage devices by creating the autorun.inf autorun file
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
njRat
Create hunting rule
Detection:
malicious
Classification:
spre.troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/799504
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
Creates autorun.inf (USB autostart)
Creates autostart registry keys with suspicious names
Detected njRat
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops PE files to the startup folder
Drops PE files with benign system names
Found malware configuration
Hides threads from debuggers
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the windows firewall
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file has nameless sections
Uses netsh to modify the Windows network and firewall settings
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 431900 Sample: 953DD19700177BEAF848E510418... Startdate: 09/06/2021 Architecture: WINDOWS Score: 100 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 Antivirus detection for dropped file 2->47 49 12 other signatures 2->49 8 953DD19700177BEAF848E510418DB83C8481CE466819C.exe 1 6 2->8         started        12 realtekaudio.exe 3 2->12         started        14 realtekaudio.exe 2 2->14         started        16 realtekaudio.exe 2 2->16         started        process3 file4 35 C:\Users\user\AppData\...\realtekaudio.exe, PE32 8->35 dropped 37 C:\Users\...\realtekaudio.exe:Zone.Identifier, ASCII 8->37 dropped 39 953DD19700177BEAF8...81CE466819C.exe.log, ASCII 8->39 dropped 59 Detected unpacking (changes PE section rights) 8->59 61 Detected unpacking (overwrites its own PE header) 8->61 63 Hides threads from debuggers 8->63 18 realtekaudio.exe 2 11 8->18         started        signatures5 process6 dnsIp7 41 178.33.93.88, 49727, 49728, 49729 OVHFR France 18->41 27 C:\svchost.exe, PE32 18->27 dropped 29 C:\...\be2f5c6c3fc266f9178b737d59aa9cbb.exe, PE32 18->29 dropped 31 C:\svchost.exe:Zone.Identifier, ASCII 18->31 dropped 33 2 other malicious files 18->33 dropped 51 Antivirus detection for dropped file 18->51 53 Multi AV Scanner detection for dropped file 18->53 55 Detected unpacking (changes PE section rights) 18->55 57 9 other signatures 18->57 23 netsh.exe 1 3 18->23         started        file8 signatures9 process10 process11 25 conhost.exe 23->25         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/953dd19700177beaf848e510418db83c8481ce466819c7052be8d93974ce3191/
Threat name:
Win32.Packed.EnigmaProtector
Create hunting rule
Status:
Malicious
First seen:
2021-05-03 22:12:44 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
28 of 29 (96.55%)
Threat level:
  1/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=su65dfyac556v6ci4uieddnyhscidtsgnam4objl5dmts5goggiq._file
Verdict:
suspicious
Similar samples:
4824693d37ee0c444b89e21a2ae1cba396927f299e88751759635b2795c1bc96
njrat
798eab01e5d7f1c78e3f7db514f3611ae85e468405af144245f55c8f2657c6d9
njrat
7ec599424a161fe942345c2336dd0cfb8c7d64e6e72b8e90efd999328b06cc04
njrat
9765d205b8b16a05e807f239217a734f37a1d7b263a116ee336d39688bb2ce58
njrat
9cda5e5ad6ca68a803516013fbf62e6b06383b20fccf1ee6aed4730c916a3b55
njrat
b83c0954a3138f4c18e4f6a5182768b5a1efbb13c69dcf01d63eb81f63456eda
njrat
d92f632b039d42bfe46c284f35b8ce4f898576d840fd366becc1d9bcd4ed6a3a
njrat
e24f69aa8738d14b85ad76a1783d51120b8b6ba467190fe7d8f96ad2969c8fdf
njrat
Result
Malware family:
n/a
Score:
  8/10
Tags:
evasion persistence
Link:
https://tria.ge/reports/210609-16xsxvzjn2/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops autorun.inf file
Suspicious use of NtSetInformationThreadHideFromDebugger
Adds Run key to start application
Drops startup file
Loads dropped DLL
Executes dropped EXE
Modifies Windows Firewall
Unpacked files
SH256 hash:
953dd19700177beaf848e510418db83c8481ce466819c7052be8d93974ce3191
MD5 hash:
ba229c713c2c1a120abe0958bf8fa625
SHA1 hash:
a85418cc33dc3810074728e5d0c1bd27ce298981
Link:
https://www.unpac.me/results/21fe07c8-7280-4f5b-8209-076507ffd191/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/953dd19700177beaf848e510418db83c8481ce466819c7052be8d93974ce3191

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:EnigmaStub
Create hunting rule
Author:@bartblaze
Description:Identifies Enigma packer stub.
Rule name:MALWARE_Win_NjRAT
Create hunting rule
Author:ditekSHen
Description:Detects NjRAT / Bladabindi
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_XORed_URL_in_EXE
Create hunting rule
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:win_njrat_w1
Create hunting rule
Author:Brian Wallace @botnet_hunter <bwall@ballastsecurity.net>
Description:Identify njRat
Rule name:win_smominru_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/165600/

Comments