MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 36157bcd02a5c23a3d161cef0e3aacc07c73e91e0a98cfb9f68852d144d43404. 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: 10

Intelligence 10 IOCs 4 YARA 6 File information Comments

SHA256 hash:	36157bcd02a5c23a3d161cef0e3aacc07c73e91e0a98cfb9f68852d144d43404
SHA3-384 hash:	d4a2320575f780adb742b0d3e37f03aff0cb4792f83bdb18f556f744d76b228089ef7b613a0ab3207f0e2bc7557622b0
SHA1 hash:	8d6cb324d52d4d1e2f0757d23683eac1f13d0cc0
MD5 hash:	d06cc30cf1cb8833ffa4424fc6ff3dc0
humanhash:	skylark-magnesium-burger-high
File name:	36157BCD02A5C23A3D161CEF0E3AACC07C73E91E0A98C.exe
Download:	download sample
Signature	njrat Create hunting rule
File size:	44'032 bytes
First seen:	2021-05-26 16:58:58 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'642 x Formbook, 12'245 x SnakeKeylogger)
ssdeep	384:4ZyOiFIB+oyitVv0O0EHafIuZzQIij+ZsNO3PlpJKkkjh/TzF7pWnTVgreT0pqf7:Oc+IliLvDW3uXQ/ouN+L
Threatray	79 similar samples on MalwareBazaar
TLSH	3E13C78CB694E174D5FF8BF1F4A2B2990B71A01BA802930F99F154D94B73EC09611EE7
Reporter	abuse_ch
Tags:	exe NjRAT RAT

abuse_ch

njrat C2:
3.13.191.225:10406

Indicators Of Compromise (IOCs)

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

IOC	ThreatFox Reference
3.13.191.225:10406	https://threatfox.abuse.ch/ioc/64485/
3.134.125.175:10406	https://threatfox.abuse.ch/ioc/64486/
3.22.30.40:10406	https://threatfox.abuse.ch/ioc/64487/
3.14.182.203:10406	https://threatfox.abuse.ch/ioc/64488/

Intelligence

File Origin

# of uploads :

# of downloads :

261

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

36157BCD02A5C23A3D161CEF0E3AACC07C73E91E0A98C.exe

Verdict:

Malicious activity

Analysis date:

2021-05-26 23:20:49 UTC

Tags:

trojan rat njrat bladabindi

Link:

https://app.any.run/tasks/9507cde2-0520-483e-bfc6-aa579ff7041b

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

Njrat

Link:

https://www.capesandbox.com/analysis/162509/

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

Win.Packed.Generic-9795615-0

Result

Verdict:

Malware

Maliciousness:

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

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/f5f3d6e0-aab0-4a58-b43a-7b4d16c0f30c

Result

Threat name:

njRat

Detection:

malicious

Classification:

troj.adwa.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/792748

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

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 domain / URL

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)

Yara detected Njrat

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/36157bcd02a5c23a3d161cef0e3aacc07c73e91e0a98cfb9f68852d144d43404/

Threat name:

ByteCode-MSIL.Backdoor.Bladabhindi

Status:

Malicious

First seen:

2021-03-07 03:00:00 UTC

AV detection:

27 of 29 (93.10%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=gykxxticuxbdupiwdtxq4ovmyb6hh2i6bkmm7opwrbjncrgugqca._file

Result

Malware family:

n/a

Score:

8/10

Tags:

persistence

Link:

https://tria.ge/reports/210526-zz5afwema6/

Behaviour

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Adds Run key to start application

Drops startup file

Loads dropped DLL

Executes dropped EXE

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/36157bcd02a5c23a3d161cef0e3aacc07c73e91e0a98cfb9f68852d144d43404

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

Rule name:	Njrat Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect njRAT in memory

Rule name:	pe_imphash Create hunting rule

Rule name:	Ping_Del_method_bin_mem Create hunting rule
Author:	James_inthe_box
Description:	cmd ping IP nul del

Rule name:	Skystars_LightDefender_Njrat_Rule Create hunting rule
Author:	Skystars LightDefender
Description:	Detects Njrat

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

https://www.capesandbox.com/analysis/162509/

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