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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 19a8a28e3626a6d58fdc499b95c35cb9d7ec2ae4cdcefd3460d4b40b868d369b. 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 File information Comments

SHA256 hash: 19a8a28e3626a6d58fdc499b95c35cb9d7ec2ae4cdcefd3460d4b40b868d369b
SHA3-384 hash: fe9831ba8c84a0a74f89cb9a8e2e91b0a79d48d32e65e9cc3abc20aca550e38748dcf20af5b45cf8a3525cceff918dee
SHA1 hash: 6f66fc6d8d4913b11e4982a50658eca42b42f98b
MD5 hash: af37986b897322e6888efa0a4428c883
humanhash: zebra-delta-enemy-pasta
File name:sale_voucher_83599.xlsb
Download: download sample
Signature Dridex
File size:70'100 bytes
First seen:2021-11-24 17:16:33 UTC
Last seen:Never
File type:Excel file xlsx
MIME type:application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep 1536:UWoPFwJpvc1e+BwT8YIbDMz+1d6xqxE5yfGrS/fZ6/gdG/:VnMrbDu+1d6xq9GZ/gdG/
TLSH T19363F2BDE0539C98C6ADF83EB42A0CF5D84B901272D5C26F2C5CBB48475229B9F4E139
Reporter cocaman
Tags:Dridex xlsb xlsx


Avatar
cocaman
Malicious email (T1566.001)
From: "Accounting Information System Specialist <accounting.information.system.specialist@anaplan.wpengine.com>" (likely spoofed)
Received: "from postfix-inbound-v2-7.inbound.mailchannels.net (inbound-egress-6.mailchannels.net [199.10.31.238]) "
Date: "Thu, 25 Nov 2021 02:13:49 +0900"
Subject: "Thanksgiving Ebay sale voucher #83599 "
Attachment: "sale_voucher_83599.xlsb"

Intelligence


File Origin
# of uploads :
1
# of downloads :
175
Origin country :
n/a
Vendor Threat Intelligence
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:
100%
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-Office.Trojan.XBAgent
Status:
Malicious
First seen:
2021-11-24 17:17:07 UTC
File Type:
Document
Extracted files:
24
AV detection:
11 of 44 (25.00%)
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.

File information


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

Malspam

Dridex

Excel file xlsx 19a8a28e3626a6d58fdc499b95c35cb9d7ec2ae4cdcefd3460d4b40b868d369b

(this sample)

  
Delivery method
Distributed via e-mail attachment
  
Dropping
Dridex

Comments