MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c983380d8bde53391f56e58aed8d7fe8c96b81091047c1d6ef2fe5377ffabd1d. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c983380d8bde53391f56e58aed8d7fe8c96b81091047c1d6ef2fe5377ffabd1d
SHA3-384 hash: f2e61047b9551bce7ab59df269fc0614d42d8f44a15468d884301107efcd2f595f94452bfe73c69ae3ac5dc398a9bda3
SHA1 hash: cf856d58a009690fb09a3cbc0268a91e43bd8c2d
MD5 hash: bd8100a6c39c05c636a627f4865e93b9
humanhash: equal-speaker-jig-earth
File name:KqZ1mH0h.exe
Download: download sample
Signature njrat
Create hunting rule
File size:37'888 bytes
First seen:2020-10-30 19:02:22 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'664 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 384:jLUlTgiG1CBZfursvO6yszcVMfzCTvELkrAF+rMRTyN/0L+EcoinblneHQM3epzs:8ld5WpszcVMGLEgrM+rMRa8NuBkt
Threatray 125 similar samples on MalwareBazaar
TLSH BC033A4D7FE18168C5FD067B05B2D41307BAE04B6E23D90E8EF564AA37636C18B54AF2
Reporter pmelson
Tags:exe NjRAT

Intelligence

File Origin
# of uploads :
1
# of downloads :
121
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Njrat
Create hunting rule
Link:
https://www.capesandbox.com/analysis/81345/
Detection(s):
Win.Trojan.B-468
Create hunting rule

Win.Trojan.Generic-6417450-0
Create hunting rule

Win.Trojan.Generic-6454614-0
Create hunting rule

Win.Trojan.Generic-6454615-0
Create hunting rule

Win.Dropper.njRAT-7436651-0
Create hunting rule

Win.Packed.Generic-7672854-0
Create hunting rule

Win.Packed.Generic-7672855-0
Create hunting rule

Win.Packed.njRAT-7672853-1
Create hunting rule

Win.Packed.Bladabindi-7994427-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a process with a hidden window
Creating a window
Launching the process to change the firewall settings
Connection attempt to an infection source
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.
Result
Threat name:
njRat
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/517299
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Contains functionality to log keystrokes (.Net Source)
Detected njRat
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the windows firewall
Multi AV Scanner detection for submitted file
Uses netsh to modify the Windows network and firewall settings
Yara detected Njrat
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c983380d8bde53391f56e58aed8d7fe8c96b81091047c1d6ef2fe5377ffabd1d/
Gathering data
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=zgbtqdml3zjtsh2w4wfo3dl75dewxaijcbd4dvxpf7sto772xuoq._file
Verdict:
malicious
Similar samples:
153e5b1b4b51f9f27c38a24577764a9873ea08467348b5a2db04f2a13c49e291
njrat
51707360e28aa57ec8a8d7f42bc7c9ffe8969b5d19bf39a700cde35c0e4d3846
njrat
754d17d48af7cfce94b80e05709943f2e4c119a7dde35f34ca0261672236212a
njrat
910a35ca5d26faf9ede6eabdff5d843cc84ee2086e92602c02b4c6fc45613306
njrat
a54b4d3ba528301409e3f5ba27a1d3b3d8bf9ad5d6f0d43354535f98132d980b
njrat
b3a40e1d85f1e1608acf07414a8dea2730c0de0d824bc6165856b8fe00e8ed3d
njrat
e17b626855a99cb900478be588cc73a331bc5a00204b4b97932f0ac6d705d308
njrat
ed34d4eba0bc7d434f32bb9bca0147632592656ddf0c2aa892fbee54b0850ff1
njrat
f7520d43549934d17d63e087a02883c12ef5a48c50d0b503e3c64d51ba32201a
njrat
ffe8dbc4f815fe713c790a19b5122c79d1de9c817f10edf7d86ca297175ce439
njrat
+ 115 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
evasion persistence
Link:
https://tria.ge/reports/201030-2g37wbdr96/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Modifies service
Modifies Windows Firewall
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/c983380d8bde53391f56e58aed8d7fe8c96b81091047c1d6ef2fe5377ffabd1d

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:win_njrat_w1
Create hunting rule
Author:Brian Wallace @botnet_hunter
Description:Identify njRat

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

njrat

Executable exe c983380d8bde53391f56e58aed8d7fe8c96b81091047c1d6ef2fe5377ffabd1d

(this sample)

  
Link
https://www.virustotal.com/gui/file/c983380d8bde53391f56e58aed8d7fe8c96b81091047c1d6ef2fe5377ffabd1d/detection
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/81345/

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