MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 83fda1582e8aa614098d944606a562589f0880c105ef011b0e8b68bf90354da3. 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

SHA256 hash:	83fda1582e8aa614098d944606a562589f0880c105ef011b0e8b68bf90354da3
SHA3-384 hash:	a7eb93dd205190538a05116f82f802b72a3120e40efcb87da6b9808356c6ee86498ee067e5633745e31664e130660b8e
SHA1 hash:	186ca76eb20b9b8d071ac22d6a4730fc87c951ce
MD5 hash:	1e10066d760a496bb7a66e36d24eb2b9
humanhash:	monkey-south-chicken-bluebird
File name:	uHzHE8hs.exe
Download:	download sample
Signature	njrat Create hunting rule
File size:	44'032 bytes
First seen:	2020-09-11 16:04:01 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	384:6Zyz+FgpWoy7A3V14YiElIHAknzYIij+ZsNO3PlpJKkkjh/TzF7pWns/greT0pqD:Y9Wol78V1BEgMuXQ/o5/+L
Threatray	14 similar samples on MalwareBazaar
TLSH	6413E78DB694E174D5FF8BF1B4A2B2890B71A017A802D30F99F154D94BB3EC09611EE7
Reporter	pmelson
Tags:	exe NjRAT Njratgold

Intelligence

File Origin

# of uploads :

# of downloads :

204

Origin country :

n/a

Vendor Threat Intelligence

Detection:

Njrat

Link:

https://www.capesandbox.com/analysis/58687/

Detection(s):

Win.Trojan.Generic-6417450-0

Win.Packed.Krypt-6888233-0

Win.Packed.Generic-7672855-0

Win.Packed.njRAT-7672853-1

Win.Packed.Msilperseus-9220094-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sending a UDP request

Connection attempt

Creating a window

Enabling autorun by creating a file

Result

Threat name:

njRat

Detection:

malicious

Classification:

troj.adwa.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/464357

Signature

.NET source code contains potential unpacker

Antivirus / Scanner detection for submitted sample

Antivirus detection for dropped file

Detected njRat

Drops PE files to the startup folder

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

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/83fda1582e8aa614098d944606a562589f0880c105ef011b0e8b68bf90354da3/

Threat name:

ByteCode-MSIL.Backdoor.Bladabhindi

Status:

Malicious

First seen:

2020-09-11 16:05:05 UTC

AV detection:

28 of 29 (96.55%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=qp62cwborktbicmnsrdanjlclcpqragbaxxqcgyornul7ebvjwrq._file

Result

Malware family:

n/a

Score:

7/10

Tags:

n/a

Link:

https://tria.ge/reports/200911-ks42b7srqx/

Behaviour

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Drops startup file

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

NJRat

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/83fda1582e8aa614098d944606a562589f0880c105ef011b0e8b68bf90354da3

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:	CN_disclosed_20180208_c Create hunting rule
Author:	Florian Roth
Description:	Detects malware from disclosed CN malware set
Reference:	https://twitter.com/cyberintproject/status/961714165550342146