MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fa8ed75cfc69a06cf1e809531f7371b5c75fd480339ae65568785b76387ceaa0. 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: 10

Maldoc score: 15

Intelligence 10 IOCs YARA 8 File information Comments

SHA256 hash:	fa8ed75cfc69a06cf1e809531f7371b5c75fd480339ae65568785b76387ceaa0
SHA3-384 hash:	ac24fbe49386e1c64d0a038ebad2a12187c58aed3c7ecd5404fe63c150110fec4930f494fce49c3f50860b5b394d1bf6
SHA1 hash:	5337c9cd3d3813178bd5e7d1e1334ab973bdbb3f
MD5 hash:	a47b6adc87b8000c91a706d3c5ed540f
humanhash:	oranges-venus-summer-diet
File name:	1 Total New Invoices-Thursday January 21 2021.xlsm
Download:	download sample
Signature	Dridex Create hunting rule
File size:	30'953 bytes
First seen:	2021-01-21 12:06:12 UTC
Last seen:	2021-02-19 19:46:34 UTC
File type:	xlsm
MIME type:	application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep	768:eM+Z7VIawxxxTDJY5kea0NdN6HiLNCq/gqL:nOxItxxx3JYCeDkSCq/gO
TLSH	80D2AF5DD4268C2DC367683FC35904E3EA491062E885F2573DA1B66C62C35EB83DE29E
Reporter	cocaman
Tags:	Dridex xlsm

cocaman

Malicious email (T1566.001)
From: "<customer.service@freightquote.com>" (likely spoofed)
Received: "from it (net-2-45-185-180.cust.vodafonedsl.it [2.45.185.180]) "
Date: "Thu, 21 Jan 2021 13:27:02 +0100"
Subject: "New Invoice(s) for C7127060 are Available to be Viewed"
Attachment: "1 Total New Invoices-Thursday January 21 2021.xlsm"

Office OLE Information

This malware samples appears to be an Office document. The following table provides more information about this document using oletools and oledump.

OLE id

Maldoc score: 15

OLE dump

MalwareBazaar was able to identify 16 sections in this file using oledump:

Section ID	Section size	Section name
A1	656 bytes	PROJECT
A2	128 bytes	PROJECTwm
A3	5151 bytes	VBA/Module1
A4	1409 bytes	VBA/Sheet1
A5	991 bytes	VBA/Sheet2
A6	991 bytes	VBA/Sheet3
A7	999 bytes	VBA/ThisWorkbook
A8	4000 bytes	VBA/_VBA_PROJECT
A9	2719 bytes	VBA/__SRP_0
A10	401 bytes	VBA/__SRP_1
A11	488 bytes	VBA/__SRP_2
A12	682 bytes	VBA/__SRP_3
A13	530 bytes	VBA/__SRP_4
A14	156 bytes	VBA/__SRP_5
A15	860 bytes	VBA/dir

OLE vba

MalwareBazaar was able to extract and deobfuscate VBA script(s) the following information from OLE objects embedded in this file using olevba:

Type	Keyword	Description
AutoExec	Auto_Open	Runs when the Excel Workbook is opened
Suspicious	Run	May run an executable file or a system command
Suspicious	Lib	May run code from a DLL
Suspicious	URLDownloadToFileA	May download files from the Internet
Suspicious	Chr	May attempt to obfuscate specific strings (use option --deobf to deobfuscate)
Suspicious	Hex Strings	Hex-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)
Suspicious	Base64 Strings	Base64-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)
Suspicious	XLM macrosheet	XLM macrosheet found. It could contain malicious code

Intelligence

File Origin

# of uploads :

254

# of downloads :

162

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

1 Total New Invoices-Thursday January 21 2021.xlsm

Verdict:

Malicious activity

Analysis date:

2021-01-21 12:08:13 UTC

Tags:

macros macros-on-open macros40 loader trojan banker dridex

Link:

https://app.any.run/tasks/8a21a85e-647a-49ad-9689-bd0c8b2842e9

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Verdict:

Malicious

File type:

application/vnd.ms-excel.sheet.macroEnabled.12

Has a screenshot:

False

Contains macros:

True

Detection(s):

TwinWave.EvilDoc.Dridex.RevengeOfTheSynth.20210119.UNOFFICIAL

Sanesecurity.Badmacro.XlsM.rndcell.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Creating a process with a hidden window

DNS request

Creating a file in the %temp% directory

Sending a custom TCP request

Sending an HTTP GET request

Launching a process by exploiting the app vulnerability

Result

Verdict:

Malicious

File Type:

OOXML Excel File with Excel4Macro

Link:

https://app.docguard.net/fa8ed75cfc69a06cf1e809531f7371b5c75fd480339ae65568785b76387ceaa0/results/dashboard

Result

Threat name:

Dridex

Detection:

malicious

Classification:

bank.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/587199

Signature

Detected Dridex e-Banking trojan

Document contains an embedded VBA macro which may execute processes

Document contains an embedded VBA macro with suspicious strings

Document exploit detected (creates forbidden files)

Document exploit detected (drops PE files)

Document exploit detected (process start blacklist hit)

Document exploit detected (UrlDownloadToFile)

Found malware configuration

Multi AV Scanner detection for submitted file

Office process drops PE file

Sigma detected: BlueMashroom DLL Load

Sigma detected: Microsoft Office Product Spawning Windows Shell

Sigma detected: Regsvr32 Anomaly

Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)

System process connects to network (likely due to code injection or exploit)

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/fa8ed75cfc69a06cf1e809531f7371b5c75fd480339ae65568785b76387ceaa0/

Threat name:

Script-Macro.Trojan.Valyria

Status:

Malicious

First seen:

2021-01-21 12:07:04 UTC

File Type:

Document

Extracted files:

AV detection:

12 of 29 (41.38%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=7khnoxh4ngqgz4pibfjr643rwxdv7veagonomvlipbnxmod45kqa._file

Result

Malware family:

dridex

Score:

10/10

Tags:

family:dridex botnet loader macro ransomware xlm

Link:

https://tria.ge/reports/210121-c211sd3f9a/

Behaviour

Enumerates system info in registry

Modifies Internet Explorer settings

Modifies registry class

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Checks processor information in registry

Suspicious use of FindShellTrayWindow

Office loads VBA resources, possible macro or embedded object present

Enumerates physical storage devices

Loads dropped DLL

Dridex Loader

Dridex

Process spawned unexpected child process

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Eldorado

Score:

0.90

Link:

https://yomi.yoroi.company/submissions/fa8ed75cfc69a06cf1e809531f7371b5c75fd480339ae65568785b76387ceaa0

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:	ach_Dridex_xlsm_20200528_2 Create hunting rule
Author:	abuse.ch

Rule name:	Email_stealer_bin_mem Create hunting rule
Author:	James_inthe_box
Description:	Email in files like avemaria

Rule name:	IPPort_combo_mem Create hunting rule
Author:	James_inthe_box
Description:	IP and port combo

Rule name:	Microsoft_XLSX_with_Macrosheet Create hunting rule

Rule name:	Select_from_enumeration Create hunting rule
Author:	James_inthe_box
Description:	IP and port combo

Rule name:	SharedStrings Create hunting rule
Author:	Katie Kleemola
Description:	Internal names found in LURK0/CCTV0 samples

Rule name:	UAC_bypass_bin_mem Create hunting rule
Author:	James_inthe_box
Description:	UAC bypass in files like avemaria

File information

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

Malspam

Dridex

xlsm fa8ed75cfc69a06cf1e809531f7371b5c75fd480339ae65568785b76387ceaa0

(this sample)

Delivery method

Distributed via e-mail attachment

Dropping

Dridex

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