MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 406d734041e56066a93b174db78dc6a166cdfe9a710484822c6b06b7291fddae. 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


Threat unknown


Vendor detections: 7


Intelligence 7 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 406d734041e56066a93b174db78dc6a166cdfe9a710484822c6b06b7291fddae
SHA3-384 hash: 67d5632bba97b4713a2ed15c6c76571ced06a2696facb140c461b3cb14a84bcace1da0ccaee37895d9461e6289a56c4f
SHA1 hash: 21779ee9ba68353b76f718876d4ce3eb981696c8
MD5 hash: a40ba2b2180704fc9d02569aa87ae177
humanhash: romeo-muppet-romeo-princess
File name:confirmation.7z
Download: download sample
File size:642'087 bytes
First seen:2023-11-16 16:46:53 UTC
Last seen:Never
File type: 7z
MIME type:application/x-7z-compressed
ssdeep 12288:8GMqRrrdWWbOrosOT5dByklysg4n7fk4CGMkipmSjnKYiG20yA:8GZrBFbJsJkMO7AkiYSeYdL
TLSH T1AFD4233F5E7210A899A67F1CF0F37D870635727F6FE695A2F5A35A8BAC0170069140B8
TrID 57.1% (.7Z) 7-Zip compressed archive (v0.4) (8000/1)
42.8% (.7Z) 7-Zip compressed archive (gen) (6000/1)
Reporter cocaman
Tags:7z


Avatar
cocaman
Malicious email (T1566.001)
From: "balaburkina@aurus-auto.ru" (likely spoofed)
Received: "from aurus-auto.ru (unknown [185.222.57.136]) "
Date: "16 Nov 2023 11:36:18 +0100"
Subject: "confirm excel file"
Attachment: "confirmation.7z"

Intelligence

File Origin
# of uploads :
1
# of downloads :
108
Origin country :
CH CH
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:confirmation.exe
File size:855'552 bytes
SHA256 hash: 7045c1465bc70e0f8a8eaac0515b457496c9641e7ce11fdbc1dab8e8ee08426e
MD5 hash: 9c7aef281dce8b4681588d60bdab153c
MIME type:application/x-dosexec
Vendor Threat Intelligence
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Trojan.Inject4.59820.13401.23410.UNOFFICIAL
Create hunting rule

Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/406d734041e56066a93b174db78dc6a166cdfe9a710484822c6b06b7291fddae/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6556478b0122f58791f9fc67/reports/160dd522-251d-404b-8318-d5727f659c3e/overview
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/406d734041e56066a93b174db78dc6a166cdfe9a710484822c6b06b7291fddae
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.
Score:
100%
Verdict:
Malware
File Type:
Archive
Link:
https://malprob.io/report/406d734041e56066a93b174db78dc6a166cdfe9a710484822c6b06b7291fddae
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/406d734041e56066a93b174db78dc6a166cdfe9a710484822c6b06b7291fddae/
Threat name:
Win32.Ransomware.CryptoJoker
Create hunting rule
Status:
Malicious
First seen:
2023-11-16 06:46:18 UTC
File Type:
Binary (Archive)
Extracted files:
44
AV detection:
16 of 38 (42.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ibwxgqcb4vqgnkj3c5g3pdoguftm37u2oecijarmnmdloki73wxa._file
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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
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.

Malspam

7z 406d734041e56066a93b174db78dc6a166cdfe9a710484822c6b06b7291fddae

(this sample)

AgentTesla

Executable exe 7045c1465bc70e0f8a8eaac0515b457496c9641e7ce11fdbc1dab8e8ee08426e

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 7045c1465bc70e0f8a8eaac0515b457496c9641e7ce11fdbc1dab8e8ee08426e

Comments