MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 31028af0486b35c605c1cff7ab080db8aa86977cd4f19dc9ea03e7fd71b5a0f6. 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: 7


Intelligence 7 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 31028af0486b35c605c1cff7ab080db8aa86977cd4f19dc9ea03e7fd71b5a0f6
SHA3-384 hash: c3bdcd4ce1bec7a015e61296146d919d8ebde3f8194dd97540411091d9264817c14bac012a98556d6b5308b82e1611b6
SHA1 hash: 6d57623f9564995d239b6c7eb07ccc29ce29f240
MD5 hash: a470be331d7c977eb7da94e0a6bd1afd
humanhash: network-vegan-queen-idaho
File name:29218483646.exe
Download: download sample
Signature njrat
Create hunting rule
File size:32'768 bytes
First seen:2020-11-12 21:12:01 UTC
Last seen:2024-07-24 12:48:44 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 384:80bUe5XB4e0X7OZOlXCpF7r/qWTutTUFQqzFEObbc:pT9BuColQuebc
Threatray 73 similar samples on MalwareBazaar
TLSH 26E2084677E88215C6BD6AF88CB313250772E3438532EB6F5CDC88CA4B676D40245EED
Reporter JoulK
Tags:exe NjRAT

Intelligence

File Origin
# of uploads :
2
# of downloads :
184
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Detection(s):
Win.Packed.njRAT-7445143-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
DNS request
Connection attempt
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:
84 / 100
Link:
https://www.joesandbox.com/analysis/533219
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)
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/31028af0486b35c605c1cff7ab080db8aa86977cd4f19dc9ea03e7fd71b5a0f6/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2020-11-12 21:36:04 UTC
AV detection:
27 of 29 (93.10%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gebiv4cinm24mbobz732wcanxcvinf342tyz3spkapt724nvud3a._file
Verdict:
suspicious
Similar samples:
060665c4aa93706122f1359454409a48033b17dd4c0fdfdc734415e16a050a32
njrat
2c97e3b4c0e4ced6b5c8b1be6a3cea5597fad4c5c24e718666729eb2f7c94881
njrat
320b9786179deba3ba52175c8651e71379407df06c3dcfc0dfb9806efd6ae083
njrat
62f2e8a38cc76b44079a5d833658e7e3f175503e8acb79f16d10f7c2af64a81b
njrat
6d0bd4829b35828163e23260cd73a0319a50c06c2cf5352f44c83d50aa7bc9ba
njrat
6ff23b620fbf174a5796eb9e252d3f94672b2e8610435f0f5fd8be2f3a20990c
njrat
760f59b25bbdb98569b57ca18a132b7aee310746e40695c779eaedc3014d1b31
njrat
ac9585a2b073ae83bd5447fa7be6aecd242a4b70c024bd200fd691c763878fe1
njrat
b0eeb379c674f6caf454b18af219a5916889a33fddf5b7826c4d981a232d043d
njrat
ece675462da4a3c65d174e906f233207899a4ec2d1309860e40a8cf2c897193c
njrat
+ 63 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/201112-vg8p88sr5a/
Behaviour
Suspicious use of AdjustPrivilegeToken
Unpacked files
SH256 hash:
31028af0486b35c605c1cff7ab080db8aa86977cd4f19dc9ea03e7fd71b5a0f6
MD5 hash:
a470be331d7c977eb7da94e0a6bd1afd
SHA1 hash:
6d57623f9564995d239b6c7eb07ccc29ce29f240
Link:
https://www.unpac.me/results/9ea17053-c000-4799-bcda-69f285ea5bd3/
Please note that we are no longer able to provide a coverage score for Virus Total.

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:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog

File information

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

Web download

njrat

Executable exe 31028af0486b35c605c1cff7ab080db8aa86977cd4f19dc9ea03e7fd71b5a0f6

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/104761/

Comments