MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d615e5ee56ba34e06f8ca0c30e207578b4762da50d422fb3b07b56eb4e7807ea. 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: 15


Intelligence 15 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d615e5ee56ba34e06f8ca0c30e207578b4762da50d422fb3b07b56eb4e7807ea
SHA3-384 hash: b3672e97213792bd392c1c785f724f81a3650bbccf6529535b0cb1489763bd628e5133cccf323124c7600df06d77b0a4
SHA1 hash: 5c5bcc527bd6b800ed88158f2c3faa44da741aee
MD5 hash: 7e63e5ea604dfebe160cf6bacb034080
humanhash: virginia-oklahoma-network-pasta
File name:BrawlStars.bin
Download: download sample
Signature njrat
Create hunting rule
File size:1'599'082 bytes
First seen:2022-07-16 11:35:47 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 12e12319f1029ec4f8fcbed7e82df162 (389 x DCRat, 52 x RedLineStealer, 51 x Formbook)
ssdeep 24576:+TbBv5rUlIfye3v3kS8jEvgTPlv7NNKEpaUHi32cB0iUf8AV6pn7xqlt1Ci:ABRHMG4TPleki3FGiUf6J7Wt
TLSH T143752312F9C2C973C423087317255762753DFE202F6A8DCF67986A6DD9212C1EB31AB6
TrID 32.2% (.EXE) Win64 Executable (generic) (10523/12/4)
20.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
13.7% (.EXE) Win32 Executable (generic) (4505/5/1)
6.2% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 9494b494d4aeaeac (832 x DCRat, 172 x RedLineStealer, 134 x CryptOne)
Reporter KdssSupport
Tags:exe NjRAT


Avatar
KdssSupport
Uploaded with API

Intelligence

File Origin
# of uploads :
1
# of downloads :
424
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
njrat
Create hunting rule
ID:
1
File name:
BrawlStars.rar
Verdict:
Malicious activity
Analysis date:
2022-07-16 08:54:31 UTC
Tags:
rat njrat bladabindi trojan
Link:
https://app.any.run/tasks/03ba7025-bb29-47be-8cd9-3618237a3c18

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
njRat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/291188/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Steam.28157.UNOFFICIAL
Create hunting rule

Win.Malware.Fugrafa-9938779-0
Create hunting rule

SecuriteInfo.com.Trojan.GenericKD.38920448.13962.7593.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a process from a recently created file
Creating a file in the %AppData% subdirectories
DNS request
Sending a custom TCP request
Creating a file in the %temp% subdirectories
Sending an HTTP GET request
Connecting to a non-recommended domain
Enabling the 'hidden' option for recently created files
Creating a file in the %AppData% directory
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Creating a window
Searching for the window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file
Unauthorized injection to a recently created process
Launching the process to change the firewall settings
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Launching a tool to kill processes
Creating a file in the mass storage device
Enabling autorun by creating a file
Enabling threat expansion on mass storage devices
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/26341/overview
Behaviour
MalwareBazaar
MeasuringTime
EvasionQueryPerformanceCounter
Gathering data
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.
Malware family:
Mimikatz
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1d03650d-3507-4a3c-8e87-0a42d48f5027
Result
Threat name:
njRat
Create hunting rule
Detection:
malicious
Classification:
spre.troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1033695
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
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
Drops PE files to the startup folder
Drops PE files with benign system names
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
Protects its processes via BreakOnTermination flag
Sigma detected: Drops fake system file at system root drive
Snort IDS alert for network traffic
Uses netsh to modify the Windows network and firewall settings
Yara detected Generic Downloader
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 666189 Sample: BrawlStars.bin Startdate: 16/07/2022 Architecture: WINDOWS Score: 100 53 5.tcp.eu.ngrok.io 2->53 65 Snort IDS alert for network traffic 2->65 67 Malicious sample detected (through community Yara rule) 2->67 69 Antivirus detection for dropped file 2->69 71 12 other signatures 2->71 10 BrawlStars.exe 7 2->10         started        13 system.exe 3 2->13         started        15 system.exe 2 2->15         started        17 system.exe 2->17         started        signatures3 process4 file5 43 C:\Users\user\Desktop\lau.exe, PE32 10->43 dropped 45 C:\Users\user\...\LDPlayer4_ru_6029_ld.exe, PE32 10->45 dropped 19 lau.exe 1 5 10->19         started        23 LDPlayer4_ru_6029_ld.exe 15 23 10->23         started        process6 dnsIp7 39 C:\Users\user\AppData\Roaming\system.exe, PE32 19->39 dropped 73 Antivirus detection for dropped file 19->73 75 Multi AV Scanner detection for dropped file 19->75 77 Machine Learning detection for dropped file 19->77 26 system.exe 2 9 19->26         started        55 d24tpq3dxz8t7t.cloudfront.net 13.224.103.95, 443, 49764 AMAZON-02US United States 23->55 57 d3n1ms4uhtqgov.cloudfront.net 13.224.98.107, 443, 49765 AMAZON-02US United States 23->57 59 3 other IPs or domains 23->59 41 C:\Users\user\AppData\Local\Temp\...\ds.dll, PE32 23->41 dropped file8 signatures9 process10 dnsIp11 61 5.tcp.eu.ngrok.io 3.127.181.115, 12592, 49772 AMAZON-02US United States 26->61 63 3.67.161.133, 12592, 49805, 49813 AMAZON-02US United States 26->63 47 C:\svchost.exe, PE32 26->47 dropped 49 C:\...\1c7947be55b45856197461d5c21b4db2.exe, PE32 26->49 dropped 51 C:\autorun.inf, Microsoft 26->51 dropped 79 Antivirus detection for dropped file 26->79 81 Multi AV Scanner detection for dropped file 26->81 83 Protects its processes via BreakOnTermination flag 26->83 85 7 other signatures 26->85 31 taskkill.exe 1 26->31         started        33 netsh.exe 1 3 26->33         started        file12 signatures13 process14 process15 35 conhost.exe 31->35         started        37 conhost.exe 33->37         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d615e5ee56ba34e06f8ca0c30e207578b4762da50d422fb3b07b56eb4e7807ea/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2022-07-16 11:36:24 UTC
File Type:
PE (Exe)
Extracted files:
190
AV detection:
32 of 41 (78.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2yk6l3swxi2oa34mudbq4idvpc2hmlnfbvbc7m5qpnlowttya7va._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat botnet:hacked discovery evasion persistence trojan
Link:
https://tria.ge/reports/220716-nqlj5sbef2/
Behaviour
Kills process with taskkill
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops autorun.inf file
Adds Run key to start application
Checks for any installed AV software in registry
Checks installed software on the system
Checks computer location settings
Drops startup file
Loads dropped DLL
Executes dropped EXE
Modifies Windows Firewall
njRAT/Bladabindi
Malware Config
C2 Extraction:
5.tcp.eu.ngrok.io:12592
Unpacked files
SH256 hash:
6b9082c53c666a8cdc7455d125ebbfeca0f1f90ea9907d365d29df813d6f1113
MD5 hash:
0a3982f2370af6d80dcd6f7304497c65
SHA1 hash:
713746c6e5743685f71d527e61fdabfa4c1d0c30
Detections:
win_njrat_g1
Create hunting rule
win_njrat_w1
Create hunting rule
Link:
https://www.unpac.me/results/7ef52d64-eb60-4d20-bce0-90a889535bd0/
SH256 hash:
81a5b016bb17f25de7cfeacf8f1114991063ae85aa267640da48108a8693dec7
MD5 hash:
06d6ef57260d409fd21b2668d4e6b8d9
SHA1 hash:
b3e682e37b27f05f26cff9f6c53ca0545f1ae9c4
Link:
https://www.unpac.me/results/7ef52d64-eb60-4d20-bce0-90a889535bd0/
SH256 hash:
d615e5ee56ba34e06f8ca0c30e207578b4762da50d422fb3b07b56eb4e7807ea
MD5 hash:
7e63e5ea604dfebe160cf6bacb034080
SHA1 hash:
5c5bcc527bd6b800ed88158f2c3faa44da741aee
Link:
https://www.unpac.me/results/7ef52d64-eb60-4d20-bce0-90a889535bd0/
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/d615e5ee56ba34e06f8ca0c30e207578b4762da50d422fb3b07b56eb4e7807ea

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:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB

File information

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

Web download

njrat

Executable exe d615e5ee56ba34e06f8ca0c30e207578b4762da50d422fb3b07b56eb4e7807ea

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/291188/

Comments