MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9ef8bc32ed08c4a8e02fb67262275a242db4a80a177c175c66c054ac618145d7. 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: 12


Intelligence 12 IOCs 5 YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9ef8bc32ed08c4a8e02fb67262275a242db4a80a177c175c66c054ac618145d7
SHA3-384 hash: a85f4599de906540e09ee882df70024478bd0d535a444e3e15361b452961716787262992593e2b5734218de65be73ea6
SHA1 hash: 6ea35acd5cdbf7ba32e229da9e5db29996bb57eb
MD5 hash: 027c5afcb64521f0fce5dc46d9804ae4
humanhash: idaho-december-bulldog-connecticut
File name:VXUHEUR-Trojan.Win32.Generic-9ef8bc32ed08c4a8.exe
Download: download sample
Signature njrat
Create hunting rule
File size:168'960 bytes
First seen:2022-08-25 14:25:42 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 3072:HS6sJ/nUvyw7YxG4nOjUNK49EUEHeNCnbWcjSo8Lgz8O:HS6wOjMK49oegbd8i8
Threatray 959 similar samples on MalwareBazaar
TLSH T16BF3491A37898B11D67C1C7491EF5A3803F1AEC39A32D3C91FC8759D8A122D35E4D6EA
TrID 48.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
20.5% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
8.6% (.SCR) Windows screen saver (13101/52/3)
6.9% (.EXE) Win64 Executable (generic) (10523/12/4)
4.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
Reporter abuse_ch
Tags:exe NjRAT RAT


Avatar
abuse_ch
njrat C2:
3.22.30.40:15046

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
3.22.30.40:15046 https://threatfox.abuse.ch/ioc/845333/
3.17.7.232:15046 https://threatfox.abuse.ch/ioc/845334/
3.134.125.175:15046 https://threatfox.abuse.ch/ioc/845335/
3.13.191.225:15046 https://threatfox.abuse.ch/ioc/845336/
3.14.182.203:15046 https://threatfox.abuse.ch/ioc/845337/

Intelligence

File Origin
# of uploads :
1
# of downloads :
401
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
njrat
Create hunting rule
ID:
1
File name:
VXUHEUR-Trojan.Win32.Generic-9ef8bc32ed08c4a8.exe
Verdict:
Malicious activity
Analysis date:
2022-08-25 14:27:09 UTC
Tags:
trojan rat njrat bladabindi
Link:
https://app.any.run/tasks/99802727-7ca3-4c68-a753-41b7e0c95392

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/301191/
Detection(s):
Win.Packed.Razy-9960873-0
Create hunting rule

Win.Packed.Barys-6880522-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Searching for the window
DNS request
Moving a file to the %temp% directory
Deleting a recently created file
Launching a tool to kill processes
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm barys bladabindi cmd.exe eventvwr.exe greyware keylogger njrat obfuscated packed rat razy
Link:
https://www.filescan.io/uploads/63078743f205e2ee76776112/reports/5558f383-16dc-4aeb-baa4-a3f86d0cf320/overview
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/73a3db32-f38e-452e-a9e7-d54528041652
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
troj.evad.adwa
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1057821
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 690334 Sample: VXUHEUR-Trojan.Win32.Generi... Startdate: 25/08/2022 Architecture: WINDOWS Score: 100 66 0.tcp.ngrok.io 2->66 74 Multi AV Scanner detection for domain / URL 2->74 76 Malicious sample detected (through community Yara rule) 2->76 78 Antivirus detection for URL or domain 2->78 80 7 other signatures 2->80 9 VXUHEUR-Trojan.Win32.Generic-9ef8bc32ed08c4a8.exe 1 6 2->9         started        13 VXUHEUR-Trojan.Win32.Generic-9ef8bc32ed08c4a8.exe 2 2->13         started        15 VXUHEUR-Trojan.Win32.Generic-9ef8bc32ed08c4a8.exe 2 2->15         started        signatures3 process4 file5 62 C:\Users\user\AppData\Local\Temp\Client.exe, PE32 9->62 dropped 64 VXUHEUR-Trojan.Win...c32ed08c4a8.exe.log, ASCII 9->64 dropped 82 Uses schtasks.exe or at.exe to add and modify task schedules 9->82 17 Client.exe 2 9->17         started        20 taskkill.exe 1 9->20         started        22 taskkill.exe 1 9->22         started        32 4 other processes 9->32 24 taskkill.exe 1 13->24         started        26 taskkill.exe 1 13->26         started        28 schtasks.exe 1 13->28         started        30 schtasks.exe 1 13->30         started        34 2 other processes 15->34 signatures6 process7 signatures8 68 Antivirus detection for dropped file 17->68 70 Multi AV Scanner detection for dropped file 17->70 72 Machine Learning detection for dropped file 17->72 50 4 other processes 17->50 36 conhost.exe 20->36         started        38 conhost.exe 22->38         started        40 conhost.exe 24->40         started        42 conhost.exe 26->42         started        44 conhost.exe 28->44         started        46 conhost.exe 30->46         started        52 4 other processes 32->52 48 conhost.exe 34->48         started        process9 process10 54 conhost.exe 50->54         started        56 conhost.exe 50->56         started        58 conhost.exe 50->58         started        60 conhost.exe 50->60         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9ef8bc32ed08c4a8e02fb67262275a242db4a80a177c175c66c054ac618145d7/
Threat name:
Win32.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2021-05-06 13:18:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
30 of 41 (73.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=t34lymxnbdckrybpwzzgej22eqw3jkakc56boxdgybkkyymbixlq._file
Verdict:
malicious
Label(s):
masslogger
Create hunting rule
Similar samples:
0bc78b7c85f56566d4a7d5698935a3b4147648588cda45ee1b320fc2489f4c4d
njrat
1185375a3412384ef2b76085dd8105b6d1ae9883154cf6129653325a40484013
njrat
2edc5f308e2dc9af2514cee46e1b73e40cabd03b5756e8993aad2e08a817d80b
njrat
3b3881061a223d64937333071ff1f6c1f27c33ac0290381913df100bff85c7b6
njrat
7e670075c495412da5bef2f982bbbcae2ecc4e5ac175e8c19cdec8af04d2a05a
njrat
f648a5b82618f7d7d5a29a99ee26ea5872ab1e7321935ae08ca6676d6b7f6427
njrat
+ 949 additional samples on MalwareBazaar
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat persistence trojan
Link:
https://tria.ge/reports/220825-rrve8afbb3/
Behaviour
Creates scheduled task(s)
Kills process with taskkill
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Adds Run key to start application
Checks computer location settings
Drops startup file
Executes dropped EXE
njRAT/Bladabindi
Unpacked files
SH256 hash:
9ef8bc32ed08c4a8e02fb67262275a242db4a80a177c175c66c054ac618145d7
MD5 hash:
027c5afcb64521f0fce5dc46d9804ae4
SHA1 hash:
6ea35acd5cdbf7ba32e229da9e5db29996bb57eb
Link:
https://www.unpac.me/results/89063779-9c52-41fb-9b08-9aaf584eece5/
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/9ef8bc32ed08c4a8e02fb67262275a242db4a80a177c175c66c054ac618145d7

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:AgentTesla
Create hunting rule
Author:Harish Kumar P
Description:Yara Rule to Detect AgentTesla
Rule name:BAZT_B5_NOCEXInvalidStream
Create hunting rule
Rule name:NETDIC208_NOCEX_NOREACTOR
Create hunting rule
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

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/301191/

Comments