MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 459339ad24f46b7d4d28e0badbc1eac08f16af67c88ccde5cbd9b4fd99ee46ab. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 459339ad24f46b7d4d28e0badbc1eac08f16af67c88ccde5cbd9b4fd99ee46ab
SHA3-384 hash: 89dc483886b232a9c9a95d6c365a7844c4828e07b019dcbc5152752cddcda768fc4824276b3c903ab4d803ca0c912766
SHA1 hash: 9a13a021f69ac623e995bb6bb5940506e23422f5
MD5 hash: 2043cff7ffe0498f9718b6925d9cefff
humanhash: mars-avocado-eleven-september
File name:bF16.exe
Download: download sample
Signature njrat
Create hunting rule
File size:32'768 bytes
First seen:2022-09-30 00:07:43 UTC
Last seen:2022-09-30 13:07:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 384:Z0bUe5XB4e0XvObaSjgkM8WTCtTUFQqz9A1ObbS:iT9Bum+SjeSHqbS
Threatray 359 similar samples on MalwareBazaar
TLSH T149E20A467BA58215D6BC1AF88CB313110772E3478432EB6F5CDC88DA4B676D04295EFE
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 pmelson
Tags:exe NjRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
323
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/314993/
Detection(s):
Win.Packed.njRAT-7445143-0
Create hunting rule

Win.Dropper.Detected-9941784-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a window
Searching for synchronization primitives
DNS request
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cmd.exe greyware njrat packed rat
Link:
https://www.filescan.io/uploads/6336336349c58ce767c42731/reports/7dc204c6-e57a-4a28-a123-3a789d5e28f2/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.
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6cd4ff16-8fca-47d8-9573-0840cfec13fb
Result
Threat name:
Njrat
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1080561
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Uses dynamic DNS services
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
Detection:
njrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/459339ad24f46b7d4d28e0badbc1eac08f16af67c88ccde5cbd9b4fd99ee46ab/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2022-09-30 00:08:07 UTC
File Type:
PE (.Net Exe)
AV detection:
26 of 26 (100.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=iwjttlje6rvx2tji4c5nxqpkychrnl3hzcgm3zol3g2p3gpoi2vq._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Similar samples:
03e8ed7edb682f0c0b4cc53d9081e7c536733c961701ad818ff949e3123bfd70
njrat
1754083e0d13347475732a3d6318f7751877965d537766ec5ab2c905520365c3
njrat
1a761d816cb65252e852598e70255c99d3dc54842d71faa7b9bc83f80ce3f952
njrat
381bc1886d534d20d33107d09b09fd7e4fffba102c0314b6d8359be5ebb6231f
njrat
6aeec6592d3fe400a3523bf0a93d6d0b718bdcdc8c6fc6769cf39ff1a7a9535a
njrat
73489b558cbcf01f2bda533f372c0dfed9c225f789b17a109b76a52b99413fb0
njrat
b0eeb379c674f6caf454b18af219a5916889a33fddf5b7826c4d981a232d043d
njrat
b73dc9d5947dd389cbae282955568d35ae3a38acd24983b116cdd8eb7ef67155
njrat
e1c8fbc6931af31a8c7d8a8a85792c44906728db795ca6df3f2d626c760c43b6
njrat
e63cc99dd10607d568a428f192577a19a915e284592ce1bd135d18576596977c
njrat
+ 349 additional samples on MalwareBazaar
Result
Malware family:
njrat
Create hunting rule
Score:
  10/10
Tags:
family:njrat botnet:nyan cat
Link:
https://tria.ge/reports/220930-aewn3sdbar/
Behaviour
Suspicious use of AdjustPrivilegeToken
Malware Config
C2 Extraction:
winry7.duckdns.org:8787
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/f7b2c98c-886b-4be5-8de3-4240978bd405
Unpacked files
SH256 hash:
459339ad24f46b7d4d28e0badbc1eac08f16af67c88ccde5cbd9b4fd99ee46ab
MD5 hash:
2043cff7ffe0498f9718b6925d9cefff
SHA1 hash:
9a13a021f69ac623e995bb6bb5940506e23422f5
Link:
https://www.unpac.me/results/1ba96510-c7eb-42bc-9a71-6e66d86037eb/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.55
Link:
https://yomi.yoroi.company/submissions/459339ad24f46b7d4d28e0badbc1eac08f16af67c88ccde5cbd9b4fd99ee46ab

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 459339ad24f46b7d4d28e0badbc1eac08f16af67c88ccde5cbd9b4fd99ee46ab

(this sample)

  
Link
https://www.virustotal.com/gui/file/459339ad24f46b7d4d28e0badbc1eac08f16af67c88ccde5cbd9b4fd99ee46ab/detection
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/314993/

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