MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5fec3243211a9b7914380b2041ca51542b86c8fe65f8db8fca93f4aa085e40e0. 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: 7

Maldoc score: 4

Intelligence 7 IOCs YARA 9 File information Comments

SHA256 hash:	5fec3243211a9b7914380b2041ca51542b86c8fe65f8db8fca93f4aa085e40e0
SHA3-384 hash:	1d5156475866d9d49e834fa5e2c7324a4fdf85d9845da6440acd003a052eb05555dc473f42be66020095d34b73f62e41
SHA1 hash:	57894519933d33e8924586f5c49f71980eb0344a
MD5 hash:	af68a5c2b36866230898d45574fd8935
humanhash:	bulldog-michigan-gee-washington
File name:	Purchase_Order 9669.xls
Download:	download sample
Signature	ZLoader Create hunting rule
File size:	290'304 bytes
First seen:	2021-05-17 15:40:58 UTC
Last seen:	2021-05-25 07:48:50 UTC
File type:	xls
MIME type:	application/vnd.ms-excel
ssdeep	6144:0k3hbdlylKsgqopeJBWhZFVE+W2NdAHSUEJdY5NiujxvyJHMgYE5jIy:ZUoERvQHEE5
TLSH	4554E6CA9FA3CDB9CB01E5308CEE56406324ED44096C87C73649E5357EFAE38AD562D8
Reporter	JAMESWT_WT
Tags:	Dridex xls 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: 4

Application name is unknown

Office document is in OLE format

Office document contains VBA Macros

OLE dump

MalwareBazaar was able to identify 19 sections in this file using oledump:

Section ID	Section size	Section name
1	108 bytes	CompObj
2	292 bytes	DocumentSummaryInformation
3	184 bytes	SummaryInformation
4	264627 bytes	Workbook
5	476 bytes	_VBA_PROJECT_CUR/PROJECT
6	83 bytes	_VBA_PROJECT_CUR/PROJECTwm
7	1188 bytes	_VBA_PROJECT_CUR/VBA/Sheet1
8	1188 bytes	_VBA_PROJECT_CUR/VBA/Sheet2
9	4130 bytes	_VBA_PROJECT_CUR/VBA/ThisWorkbook
10	2897 bytes	_VBA_PROJECT_CUR/VBA/_VBA_PROJECT
11	2105 bytes	_VBA_PROJECT_CUR/VBA/__SRP_0
12	371 bytes	_VBA_PROJECT_CUR/VBA/__SRP_1
13	1739 bytes	_VBA_PROJECT_CUR/VBA/__SRP_2
14	614 bytes	_VBA_PROJECT_CUR/VBA/__SRP_3
15	464 bytes	_VBA_PROJECT_CUR/VBA/__SRP_4
16	106 bytes	_VBA_PROJECT_CUR/VBA/__SRP_5
17	464 bytes	_VBA_PROJECT_CUR/VBA/__SRP_6
18	106 bytes	_VBA_PROJECT_CUR/VBA/__SRP_7
19	535 bytes	_VBA_PROJECT_CUR/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)

Intelligence

File Origin

# of uploads :

# of downloads :

275

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

https://www.virustotal.com/vtapi/v2/file/download?apikey=bc2c21d3811ca7c91a0ecaf91d44485a8114658f3f3cd61aff614cc17559b41b&hash=5fec3243211a9b7914380b2041ca51542b86c8fe65f8db8fca93f4aa085e40e0

Verdict:

Malicious activity

Analysis date:

2021-05-17 14:49:49 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/5d885e13-8782-40e8-8f83-c021d5af3cf4

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

Has a screenshot:

False

Contains macros:

True

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/157918/

Detection(s):

TwinWave.EvilDoc.DridexTakeMyBreathAway.20210517.UNOFFICIAL

SecuriteInfo.com.VB.Trojan.VBA.Agent.BKE.16577.16631.UNOFFICIAL

SecuriteInfo.com.Heur.20914.8887.UNOFFICIAL

Sanesecurity.Badmacro.XlsM.Hide.UNOFFICIAL

Result

Verdict:

Clean

Maliciousness:

Behaviour

Creating a window

Result

Verdict:

Malicious

File Type:

Legacy Excel File with Macro

Link:

https://app.docguard.net/5fec3243211a9b7914380b2041ca51542b86c8fe65f8db8fca93f4aa085e40e0/results/dashboard

Document image

Image:

Download PNG

Result

Threat name:

Dridex

Detection:

malicious

Classification:

bank.troj.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/783619

Signature

C2 URLs / IPs found in malware configuration

Detected Dridex e-Banking trojan

Document contains an embedded VBA macro which may execute processes

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

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

Yara detected Dridex unpacked file

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/5fec3243211a9b7914380b2041ca51542b86c8fe65f8db8fca93f4aa085e40e0/

Threat name:

Script-Macro.Infostealer.Dridex

Status:

Malicious

First seen:

2021-05-17 15:42:08 UTC

File Type:

Document

Extracted files:

AV detection:

15 of 29 (51.72%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=l7wdeqzbdknxsfbybmqedssrkqvynsh6mx4nxd6ksp2kucc6idqa._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro

Link:

https://tria.ge/reports/210517-977meczxmx/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

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.

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_ZLoader_xls_20200514 Create hunting rule
Author:	abuse.ch

Rule name:	ach_ZLoader_xls_20201029 Create hunting rule
Author:	abuse.ch
Description:	Detects ZLoader XLS

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

Rule name:	Excel_Hidden_Macro_Sheet Create hunting rule

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/157918/

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