MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 891ba441c920eedb471ac09b6bc60f5694a8795f53813a8158da2bf35a0b54a6. 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: 12


Intelligence 12 IOCs 1 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 891ba441c920eedb471ac09b6bc60f5694a8795f53813a8158da2bf35a0b54a6
SHA3-384 hash: 3c87e403d302b143e2127450c64ace50b640d1eb515cd357e6cb364622274d1cab4226585b643848d36c88ebbd2a5e4b
SHA1 hash: 86a0056cd5bc1d3def8d74dcf88b769d15a92b4b
MD5 hash: 2638fdf30b045a47026e600c02f2e9cf
humanhash: papa-west-kitten-wolfram
File name:Client0.exe
Download: download sample
Signature njrat
Create hunting rule
File size:32'768 bytes
First seen:2022-10-10 16:33:49 UTC
Last seen:2024-09-12 15:39:34 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'473 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 384:30bUe5XB4e0XBODiSjgkMnWThtTUFQqz9GObbl:cT9BuYeSje+Ibl
Threatray 369 similar samples on MalwareBazaar
TLSH T12BE209467BA58215C6BC2AF89CB313110772E3478432EB6F5CDC88DA4B676D04295EFE
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 0xToxin
Tags:91.213.50.74 91–213-50-74 exe NjRAT nsdesks-duckdns-org opendir


Avatar
0xToxin
rev + b64 txt files:
http://91.213.50.74/new/mofers/

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
64.44.167.136:57830 https://threatfox.abuse.ch/ioc/872823/

Intelligence

File Origin
# of uploads :
5
# of downloads :
305
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/318586/
Detection(s):
Win.Packed.njRAT-7445143-0
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
Searching for synchronization primitives
DNS request
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
cmd.exe greyware njrat rat
Link:
https://www.filescan.io/uploads/6344497e1565eeb6424f4177/reports/7c7d2654-efa0-447f-8367-4c664293a5bf/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/3d1c8b9a-d87c-4cc4-86e5-05cc1c42afd7
Detection:
njrat
Create hunting rule
Link:
https://mwdb.cert.pl/sample/891ba441c920eedb471ac09b6bc60f5694a8795f53813a8158da2bf35a0b54a6/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2022-04-21 21:10:00 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=ren2iqojedxnwry2ycnwxrqpk2kkq6k7koatvaky3iv7gwqlksta._file
Verdict:
malicious
Label(s):
njrat
Create hunting rule
Similar samples:
03e8ed7edb682f0c0b4cc53d9081e7c536733c961701ad818ff949e3123bfd70
njrat
1754083e0d13347475732a3d6318f7751877965d537766ec5ab2c905520365c3
njrat
381bc1886d534d20d33107d09b09fd7e4fffba102c0314b6d8359be5ebb6231f
njrat
459339ad24f46b7d4d28e0badbc1eac08f16af67c88ccde5cbd9b4fd99ee46ab
njrat
6aeec6592d3fe400a3523bf0a93d6d0b718bdcdc8c6fc6769cf39ff1a7a9535a
njrat
73489b558cbcf01f2bda533f372c0dfed9c225f789b17a109b76a52b99413fb0
njrat
b0eeb379c674f6caf454b18af219a5916889a33fddf5b7826c4d981a232d043d
njrat
b73dc9d5947dd389cbae282955568d35ae3a38acd24983b116cdd8eb7ef67155
njrat
e1c8fbc6931af31a8c7d8a8a85792c44906728db795ca6df3f2d626c760c43b6
njrat
e63cc99dd10607d568a428f192577a19a915e284592ce1bd135d18576596977c
njrat
+ 359 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/221010-t251tacee8/
Behaviour
Suspicious use of AdjustPrivilegeToken
Malware Config
C2 Extraction:
nsdesks.duckdns.org:57830
Malware family:
njRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/891ba441c920/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.75
Link:
https://yomi.yoroi.company/submissions/891ba441c920eedb471ac09b6bc60f5694a8795f53813a8158da2bf35a0b54a6

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.

Cape
Cape
https://www.capesandbox.com/analysis/318586/

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