🤲🏼 NEW | abuse.ch Community Hub! Earn recognition 🏅 for the malware intelligence you share, climb the leaderboards 📈, and connect with like-minded contributors who share your hunting focus 🤝. Ready to unlock your profile? Go to the Community Hub →

MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a3f2dda58a7e94063ea986eb302bf880f438c46ebec19776a696bdabb2fa83d7. 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



Dridex


Vendor detections: 8


Intelligence 8 IOCs YARA 1 File information Comments

SHA256 hash: a3f2dda58a7e94063ea986eb302bf880f438c46ebec19776a696bdabb2fa83d7
SHA3-384 hash: b92c5347c6224da467b20bb034e0acceeed95179200981268138fe5ce8a1b1ef39ff9791854497a940ed9e4b39aae33c
SHA1 hash: be2ba9dfc459cda13b3e39c1e24a632b0edfa912
MD5 hash: 62dfae450a8385f7da9ca2c4dcb33122
humanhash: freddie-network-wisconsin-edward
File name:tax payment52023.xlsb
Download: download sample
Signature Dridex
File size:100'978 bytes
First seen:2021-11-24 15:10:07 UTC
Last seen:Never
File type:Excel file xlsx
MIME type:application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep 3072:V9FzIsj8aipSW4vHREQ4iZKUb4ViXkGLaBEGXDNC0MhgdV:mOipmvxpZJkGLEEWDU0zdV
TLSH T1E9A3029EC0DAB404C1E768FFC18E29F1A82A076D4543F51F28ED62780FB508EAB5925D
Reporter cocaman
Tags:Dridex INVOICE xlsb xlsx


Avatar
cocaman
Malicious email (T1566.001)
From: "Invoice Notification <invoice_notification@servicedesk.zetram.com>" (likely spoofed)
Received: "from vps643602.ovh.net (188.ip-51-68-46.eu [51.68.46.188]) "
Date: "Wed, 24 Nov 2021 16:08:45 +0100"
Subject: "Tax #52023 expects payment"
Attachment: "tax payment52023.xlsb"

Intelligence


File Origin
# of uploads :
1
# of downloads :
176
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
tax payment52023.xlsb
Verdict:
No threats detected
Analysis date:
2021-11-24 15:22:01 UTC
Tags:
macros40

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
File type:
application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
Has a screenshot:
False
Contains macros:
False
Gathering data
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
DNS request
Creating a window
Сreating synchronization primitives
Result
Verdict:
Malicious
File Type:
OOXML Excel File with Excel4Macro
Document image
Document image
Verdict:
Malicious
Threat level:
  10/10
Confidence:
80%
Tags:
mshta
Result
Threat name:
Dridex Downloader
Detection:
malicious
Classification:
troj.expl.evad
Score:
80 / 100
Signature
Contains functionality to create processes via WMI
Creates and opens a fake document (probably a fake document to hide exploiting)
Creates processes via WMI
Document exploit detected (process start blacklist hit)
Document exploit detected (UrlDownloadToFile)
Multi AV Scanner detection for submitted file
Sigma detected: Microsoft Office Product Spawning Windows Shell
Yara detected Dridex Downloader
Behaviour
Behavior Graph:
Threat name:
Document-Word.Trojan.XBAgent
Status:
Malicious
First seen:
2021-11-24 15:11:08 UTC
File Type:
Document
Extracted files:
24
AV detection:
12 of 45 (26.67%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro xlm
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
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:BitcoinAddress
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address

File information


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

Malspam

Dridex

Excel file xlsx a3f2dda58a7e94063ea986eb302bf880f438c46ebec19776a696bdabb2fa83d7

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments