MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bee1f1053416f4000d447778e3e4af188b3325148f7974d018bfa1c93e5bf9be. 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 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bee1f1053416f4000d447778e3e4af188b3325148f7974d018bfa1c93e5bf9be
SHA3-384 hash: 073b0492edec2fe9df172ab956b6d4beb180394132ff29cd34daa7a7d6b6d98beb61e4c8e761397580593bfc91aaa6af
SHA1 hash: fa60f6481fdf78eaad1af8c67291cdfc68019a7c
MD5 hash: b365ebd34ae682f5b2d1550cf4c48c60
humanhash: louisiana-winner-tennessee-victor
File name:b365ebd34ae682f5b2d1550cf4c48c60.exe
Download: download sample
Signature njrat
Create hunting rule
File size:950'784 bytes
First seen:2021-07-27 15:42:25 UTC
Last seen:2021-07-27 16:49:49 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:YFGu3AbJBdBS4msNUCe65frHMnz2R94S4KsfiSe6+fXHxt2Edp:u/wbbdo4mz1U8z2d4KBF/Jt2Edp
Threatray 68 similar samples on MalwareBazaar
TLSH T1AE15AD0427D88A5BF1FE67B5C0B392A1C3B1F451B93EDB8F5D4424EE1D1A7809A107AB
Reporter abuse_ch
Tags:exe NjRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
179
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
8930d9c5e595826dded78ed9a88b1f41.exe
Verdict:
Malicious activity
Analysis date:
2021-07-27 15:41:49 UTC
Tags:
trojan rat njrat bladabindi
Link:
https://app.any.run/tasks/1907c0d8-65e7-4582-9bfe-7b55a6e2689d

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/174421/
Detection(s):
SecuriteInfo.com.Variant.Johnnie.372905.18230.11107.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Connection attempt
Sending an HTTP GET request
Creating a file in the %temp% directory
Creating a file
Moving a recently created file
Launching the default Windows debugger (dwwin.exe)
Sending a UDP request
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:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/18782bc9-3859-44a5-8d03-48e55e1b04e8
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/822565
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Creates multiple autostart registry keys
Drops PE files to the user root directory
Found 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 dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses cmd line tools excessively to alter registry or file data
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 454976 Sample: 33PzYHoqWu.exe Startdate: 27/07/2021 Architecture: WINDOWS Score: 100 52 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->52 54 Found malware configuration 2->54 56 Malicious sample detected (through community Yara rule) 2->56 58 8 other signatures 2->58 9 33PzYHoqWu.exe 15 7 2->9         started        14 test.exe 3 2->14         started        16 Payload.exe 4 2->16         started        18 test.exe 3 2->18         started        process3 dnsIp4 50 bon.somee.com 155.254.244.38, 49705, 80 VUUUS United States 9->50 42 C:\extract\DotNetZip-5oczqavm.tmp, PE32 9->42 dropped 44 C:\Users\user\AppData\...\33PzYHoqWu.exe.log, ASCII 9->44 dropped 72 Creates multiple autostart registry keys 9->72 20 test.exe 2 7 9->20         started        file5 signatures6 process7 file8 40 C:\Users\user\Payload.exe, PE32 20->40 dropped 60 Uses cmd line tools excessively to alter registry or file data 20->60 62 Drops PE files to the user root directory 20->62 24 Payload.exe 4 5 20->24         started        28 attrib.exe 1 20->28         started        signatures9 process10 dnsIp11 46 alaindelon.sytes.net 41.96.248.241, 1969, 49725 ALGTEL-ASDZ Algeria 24->46 48 192.168.2.1 unknown unknown 24->48 64 Antivirus detection for dropped file 24->64 66 Multi AV Scanner detection for dropped file 24->66 68 Machine Learning detection for dropped file 24->68 70 2 other signatures 24->70 30 attrib.exe 1 24->30         started        32 attrib.exe 1 24->32         started        34 conhost.exe 28->34         started        signatures12 process13 process14 36 conhost.exe 30->36         started        38 conhost.exe 32->38         started       
Gathering data
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2021-07-26 18:48:01 UTC
AV detection:
13 of 28 (46.43%)
Threat level:
  5/5
Verdict:
suspicious
Similar samples:
10f9863a0c087a93b465eb4c17e5a006add72acf87747603d2caff4b011f7bd7
njrat
1b34eb8148662e0e7c52c0e316f01fd396e72a115d143868bc3cdc474b8ae01e
njrat
2b4fcba2cacdd48089b43c746a24cda262ee87db830bd9aaf9ee82f5cb900de5
njrat
416f3b7993ceaa6819402c66c9b2de0a4de163cd9765dd8dffe81cdbab538c48
njrat
59c0a91faf884e242be0d2384d94eba2536a8f155ae568355eed225f2543176e
njrat
6e51e43998abedba64180c3c2b4c6c36028ad00706ad37e3baca1562bc966909
njrat
8c9d614da4ea17f4261a105adbe73992c0df1f5639310f78db244fdf3fe338fe
njrat
a550fdbbfd0b9b50ebff8877004ffa9914d0587c618389332c1c70a7b5b8bf0e
njrat
d9d27f03e2f8bc97451296da9a7ddeac39ede3240306fa198bf898434b58c53c
njrat
df047189f75d998dc499072881c762fd001360f5cf184b801cb8c232b5c567f6
njrat
+ 58 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
persistence suricata
Link:
https://tria.ge/reports/210727-8vgc35npj6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Views/modifies file attributes
Enumerates physical storage devices
Adds Run key to start application
Drops startup file
Loads dropped DLL
Executes dropped EXE
suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
Unpacked files
SH256 hash:
bee1f1053416f4000d447778e3e4af188b3325148f7974d018bfa1c93e5bf9be
MD5 hash:
b365ebd34ae682f5b2d1550cf4c48c60
SHA1 hash:
fa60f6481fdf78eaad1af8c67291cdfc68019a7c
Link:
https://www.unpac.me/results/406138e1-b36d-4381-b20c-cd621f48e2a3/
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/bee1f1053416f4000d447778e3e4af188b3325148f7974d018bfa1c93e5bf9be

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: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.

Web download

njrat

Executable exe bee1f1053416f4000d447778e3e4af188b3325148f7974d018bfa1c93e5bf9be

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1454394/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/174421/

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