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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4c87d87e76d26faf07bdaa6d083ff78b638f31f21054e4acdcf24fdb1a9d5026. 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: 4c87d87e76d26faf07bdaa6d083ff78b638f31f21054e4acdcf24fdb1a9d5026
SHA3-384 hash: 801925129319e13ae8647a984851ab38c004f4eeb023b5056c4432e748a66fa3058d861825f400f2279a216bbf7b045b
SHA1 hash: 764dea5768952a35e712e9d8c136082f0438c145
MD5 hash: a242a5c20fe4c05880d3da94c3e11e60
humanhash: arkansas-early-cat-football
File name:vote number3210109.xlsb
Download: download sample
Signature Dridex
File size:67'958 bytes
First seen:2021-11-24 15:56:42 UTC
Last seen:Never
File type:Excel file xlsx
MIME type:application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep 1536:UW3PqrE3gpMokPF58Ik4kosQFVvSuMH36w+/EIOrefTAU8/B7zgdO4:VaEwFkd58IXkOFVvMpKOifneBfgdb
TLSH T1A063F2269F4FB9E0D2B7017CC05C2EF2760B0B2D6C55F10B14E8F61899A47C7A7C6629
Reporter cocaman
Tags:Dridex xlsb xlsx


Avatar
cocaman
Malicious email (T1566.001)
From: "Sustainability Measurement <sustainability_measurement@ffreshbook5.com>" (likely spoofed)
Received: "from pemol.examitrasolusi.com (unknown [103.56.149.105]) "
Date: "Wed, 24 Nov 2021 22:56:22 +0700"
Subject: "Black Friday? White Supremacy! Your freedom vote has a number 3210109"
Attachment: "vote number3210109.xlsb"

Intelligence


File Origin
# of uploads :
1
# of downloads :
175
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
vote number3210109.xlsb
Verdict:
No threats detected
Analysis date:
2021-11-24 16:23:59 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
DNS request
Searching for the window
Sending a custom TCP 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 15:57:08 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.

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 4c87d87e76d26faf07bdaa6d083ff78b638f31f21054e4acdcf24fdb1a9d5026

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments