MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d4b403a71a8609e194a0ceb988b21511e82da194bd809fbe50d174ee5e6dc6f4. 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


QuasarRAT


Vendor detections: 6


Intelligence 6 IOCs YARA 7 File information Comments
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SHA256 hash: d4b403a71a8609e194a0ceb988b21511e82da194bd809fbe50d174ee5e6dc6f4
SHA3-384 hash: 4cadee35d529d9ede3258631b6c6a1d67c39147c6d509ce813e73458e24ffd35194c90c386cfafcae7a8eadec485283c
SHA1 hash: 80a911922790afd28bd132b0de8ae880034bc31d
MD5 hash: 417aef4e7e9b9ea10b6de9fbaaed02ca
humanhash: pizza-louisiana-vermont-bravo
File name:ZKB - Zahlungsbest�tigung an 20240828.pdf.img
Download: download sample
Signature QuasarRAT
Create hunting rule
File size:4'390'912 bytes
First seen:2024-08-28 06:41:42 UTC
Last seen:2024-08-28 07:08:00 UTC
File type: img
MIME type:application/x-iso9660-image
ssdeep 98304:cDMgfL0MjhdmEYApF4h1LfuaIy5Sp+l75v:uhdwApFAmaIywp+l7
TLSH T10916330526D5AFA2C8DF07B98652058447330D48AD81E3EF3C8E7CE17EE6BC86585E97
TrID 47.7% (.ISO/UDF) UDF disc image (2114500/1/6)
46.2% (.NULL) null bytes (2048000/1)
5.7% (.HTP) HomeLab/BraiLab Tape image (256000/1)
0.1% (.ATN) Photoshop Action (5007/6/1)
0.0% (.ISO) ISO 9660 CD image (2545/36/1)
Magika iso
Reporter cocaman
Tags:img QuasarRAT


Avatar
cocaman
Malicious email (T1566.001)
From: "Buchhaltung <lchiyama@gmx.de>" (likely spoofed)
Received: "from unassigned.quadranet.com (unknown [69.174.99.149]) "
Date: "28 Aug 2024 00:05:51 -0700"
Subject: "=?UTF-8?B?WsO8cmNoZXIgS2FudG9uYWxiYW5rIC0gWmFobHVuZ3NiZXN0w6R0aWd1bmcgYW4g?=polivideo.ch"
Attachment: "ZKB - Zahlungsbest�tigung an 20240828.pdf.img"

Intelligence

File Origin
# of uploads :
2
# of downloads :
226
Origin country :
CH CH
File Archive Information

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

File name:ZKB___ZA.EXE
File size:3'821'568 bytes
SHA256 hash: 3255bba29d1d4de38cb9d72636251ed19516ee5c090512f4332f38b837cf13f0
MD5 hash: 889a3afb40737c487874393ad4915eeb
MIME type:application/x-dosexec
Signature QuasarRAT
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.30424.BadIso.UNOFFICIAL
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Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66cec6bdf1a57bfb70912bd3
Tags:
n/a
Result
Verdict:
MALICIOUS
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d4b403a71a8609e194a0ceb988b21511e82da194bd809fbe50d174ee5e6dc6f4/
Threat name:
Win32.Trojan.Leonem
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Status:
Malicious
First seen:
2024-08-28 06:41:46 UTC
File Type:
Binary (Archive)
Extracted files:
4
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2s2ahjy2qye6dffaz24yrmqvchuc3imuxwaj7psq2f2o4xtny32a._file
Malware family:
QuasarRAT
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/d4b403a71a86/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/d4b403a71a8609e194a0ceb988b21511e82da194bd809fbe50d174ee5e6dc6f4

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:NET
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Author:malware-lu
Rule name:NETexecutableMicrosoft
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Author:malware-lu
Rule name:pe_imphash
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Rule name:Skystars_Malware_Imphash
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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

QuasarRAT

img d4b403a71a8609e194a0ceb988b21511e82da194bd809fbe50d174ee5e6dc6f4

(this sample)

QuasarRAT

Executable exe 3255bba29d1d4de38cb9d72636251ed19516ee5c090512f4332f38b837cf13f0

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 3255bba29d1d4de38cb9d72636251ed19516ee5c090512f4332f38b837cf13f0
  
Dropping
QuasarRAT

Comments