MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 52003481c7245905ceaa859b54ffb76ecfeae91491f9741b5ea3c16a1db80989. 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: 6

Maldoc score: 8

Intelligence 6 IOCs YARA 10 File information Comments

SHA256 hash:	52003481c7245905ceaa859b54ffb76ecfeae91491f9741b5ea3c16a1db80989
SHA3-384 hash:	907fa36cf0d439156d3fe11818f5935775587f23abaced1214243372f46ec8f8cd35642266741237b7473a5e840c7f57
SHA1 hash:	407a60266d08747def593476907f45d97c4889a9
MD5 hash:	24875ad63104608b4b396051b2b69660
humanhash:	hamper-arizona-three-kitten
File name:	Sollecito_pagamento_fatture_29087.xlsm
Download:	download sample
Signature	Dridex Create hunting rule
File size:	54'549 bytes
First seen:	2021-05-04 18:54:52 UTC
Last seen:	2021-05-04 19:57:40 UTC
File type:	xlsm
MIME type:	application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep	768:bTHkUoWMviVh76QgpHZ+quwO+r8T8iHiURzXO+iTCstxp0zQmk8W1VRgE+b:kvLv3HZbDO0S8iHiUt++gCGxDWE+b
TLSH	0333F0AEBA3DD809C6B3083CD01BC0B4404D8E438997F99E5D58E24D95D69B7072F7EA
Reporter	JAMESWT_WT
Tags:	brt Dridex geo Gozi isfb ITA Ursnif 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: 8

OLE dump

MalwareBazaar was able to identify 13 sections in this file using oledump:

Section ID	Section size	Section name
A1	547 bytes	PROJECT
A2	152 bytes	PROJECTwm
A3	992 bytes	VBA/Foglio1
A4	992 bytes	VBA/Foglio2
A5	4314 bytes	VBA/Modulo1
A6	1014 bytes	VBA/Questa_cartella_di_lavoro
A7	3239 bytes	VBA/_VBA_PROJECT
A8	2065 bytes	VBA/__SRP_0
A9	172 bytes	VBA/__SRP_1
A10	1882 bytes	VBA/__SRP_2
A11	834 bytes	VBA/__SRP_3
A12	609 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
Suspicious	Run	May run an executable file or a system command
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) code and P-code are different, this may have been used to hide malicious code
Suspicious	XLM macrosheet	XLM macrosheet found. It could contain malicious code

Intelligence

File Origin

# of uploads :

# of downloads :

412

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

Sollecito_pagamento_fatture_42267.xlsm

Verdict:

No threats detected

Analysis date:

2021-05-04 17:12:34 UTC

Tags:

macros

Link:

https://app.any.run/tasks/dbaeb28f-ac1f-4352-b973-dd7419ab9b5e

Note:

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

Verdict:

Legit

File type:

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

Has a screenshot:

False

Contains macros:

True

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/149842/

Detection(s):

Sanesecurity.Rogue.0hr.20210504-1407.UNOFFICIAL

Result

Verdict:

Clean

Maliciousness:

Behaviour

Creating a window

Result

Verdict:

Malicious

File Type:

OOXML Excel File with Excel4Macro

Link:

https://app.docguard.net/52003481c7245905ceaa859b54ffb76ecfeae91491f9741b5ea3c16a1db80989/results/dashboard

Document image

Image:

Download PNG

Result

Verdict:

MALICIOUS

Link:

https://labs.inquest.net/dfi/sha256/52003481c7245905ceaa859b54ffb76ecfeae91491f9741b5ea3c16a1db80989

Result

Threat name:

Unknown

Detection:

malicious

Classification:

evad

Score:

48 / 100

Link:

https://www.joesandbox.com/analysis/710417

Signature

Document contains an embedded VBA macro which may execute processes

Document contains VBA stomped code (only p-code) potentially bypassing AV detection

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/52003481c7245905ceaa859b54ffb76ecfeae91491f9741b5ea3c16a1db80989/

Threat name:

Document-Office.Infostealer.Dridex

Status:

Malicious

First seen:

2021-05-04 12:34:18 UTC

File Type:

Document

Extracted files:

AV detection:

6 of 47 (12.77%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=kiadjaohermqltvkqwnvj75xn3h6v2iush4xig26upawuhnybgeq._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro xlm

Link:

https://tria.ge/reports/210504-tpknr6f2zx/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

Suspicious use of FindShellTrayWindow

Suspicious use of SetWindowsHookEx

Office loads VBA resources, possible macro or embedded object present

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

Threat name:

Suspicious File

Score:

0.30

Link:

https://yomi.yoroi.company/submissions/52003481c7245905ceaa859b54ffb76ecfeae91491f9741b5ea3c16a1db80989

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:	crime_win32_ransom_avaddon_1 Create hunting rule
Author:	@VK_Intel
Description:	Detects Avaddon ransomware
Reference:	https://twitter.com/VK_Intel/status/1300944441390370819

Rule name:	dridex_halo_generated Create hunting rule
Author:	Halogen Generated Rule, Corsin Camichel

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:	Ping_Del_method_bin_mem Create hunting rule
Author:	James_inthe_box
Description:	cmd ping IP nul del

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.

Cape

https://www.capesandbox.com/analysis/149842/

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