MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 beb533bcb1183e7077a67d0e5792ae5e21353d5315d2e1d0ac95f290590d28dc. 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

ZLoader

Vendor detections: 6

Maldoc score: 3

Intelligence 6 IOCs YARA 7 File information Comments

SHA256 hash:	beb533bcb1183e7077a67d0e5792ae5e21353d5315d2e1d0ac95f290590d28dc
SHA3-384 hash:	55addd0b53792578aaf464d116667c5afc83c617810a070bc9a174d6f5a52b4b47ee993ad4a84e4b169475b4d2cba109
SHA1 hash:	01470d70122cccd39e653c7f17b8b187e4bab60b
MD5 hash:	6d841714e584704420fca8e0e5828dcb
humanhash:	india-nebraska-mirror-xray
File name:	P_798.xls
Download:	download sample
Signature	ZLoader Create hunting rule
File size:	36'864 bytes
First seen:	2021-02-16 18:27:16 UTC
Last seen:	2021-02-16 21:08:59 UTC
File type:	xls
MIME type:	application/vnd.ms-excel
ssdeep	768:odvxHlcaQPy0iWYOcG4BDhnxD7oOE0ek3hOdsylKlgryzc4bNhZFGzE+cL2knAJ7:odvxHlcaQPy0iWYOcG4BDhnxD7oOEdk+
TLSH	69F264A3AFA78E78EA04837949E345416712FCC5AF7747472288B3056EF4ED06C0B91B
Reporter	Anonymous
Tags:	embedded macro ZLoader

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: 3

Application name is Microsoft Excel

Office document is in OLE format

OLE dump

MalwareBazaar was able to identify 3 sections in this file using oledump:

Section ID	Section size	Section name
1	4096 bytes	DocumentSummaryInformation
2	4096 bytes	SummaryInformation
3	26892 bytes	Workbook

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	Hex Strings	Hex-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)

Intelligence

File Origin

# of uploads :

# of downloads :

210

Origin country :

n/a

Vendor Threat Intelligence

Verdict:

Malicious

File type:

application/vnd.ms-excel

Has a screenshot:

False

Contains macros:

True

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/117396/

Detection(s):

TwinWave.EvilDoc.ZloaderUnicodeRoadToNoWhere.20200720.UNOFFICIAL

TwinWave.EvilDoc.ZloaderUnicodeRoadToNoWherePartDuex.20200730.UNOFFICIAL

TwinWave.EvilDoc.Excel4DragoTrainingMontage.20210204.UNOFFICIAL

Result

Verdict:

Clean

Maliciousness:

Behaviour

Creating a window

Result

Verdict:

Malicious

File Type:

Legacy Office File

Link:

https://app.docguard.net/beb533bcb1183e7077a67d0e5792ae5e21353d5315d2e1d0ac95f290590d28dc/results/dashboard

Result

Threat name:

Unknown

Detection:

malicious

Classification:

evad

Score:

60 / 100

Link:

https://www.joesandbox.com/analysis/609303

Signature

Hides that the sample has been downloaded from the Internet (zone.identifier)

Multi AV Scanner detection for submitted file

Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/beb533bcb1183e7077a67d0e5792ae5e21353d5315d2e1d0ac95f290590d28dc/

Threat name:

Document-Excel.Trojan.Woreflint

Status:

Malicious

First seen:

2021-02-16 18:28:06 UTC

AV detection:

4 of 29 (13.79%)

Threat level:

5/5

Result

Malware family:

n/a

Score:

8/10

Tags:

macro xlm

Link:

https://tria.ge/reports/210216-w8azsv4xv2/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of SetWindowsHookEx

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

Threat name:

ZLoader

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/beb533bcb1183e7077a67d0e5792ae5e21353d5315d2e1d0ac95f290590d28dc

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:	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:	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

Rule name:	ZloaderXLSBehavior Create hunting rule

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/117396/

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