MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d79f4a7d726e301bfe7832472ccf9786b52d01fcc6b3abb23379a076764f76da. 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: 7

Maldoc score: 12

Intelligence 7 IOCs YARA 7 File information Comments

SHA256 hash:	d79f4a7d726e301bfe7832472ccf9786b52d01fcc6b3abb23379a076764f76da
SHA3-384 hash:	15f34ce8ebc2fd198a229dd1343f2c67bc2fb119f8ac31d09f5071b99c0d3703a613b86fd79f25633e06e63c7061c7eb
SHA1 hash:	858163b22559297d5d82a077e6f217cc40d7f95a
MD5 hash:	daad097831bd0e8d2cbc32e24ed078cc
humanhash:	fix-alabama-arkansas-arkansas
File name:	INV6717449991.xlsm
Download:	download sample
Signature	Dridex Create hunting rule
File size:	82'099 bytes
First seen:	2021-02-10 14:26:01 UTC
Last seen:	2021-02-11 17:29:33 UTC
File type:	xlsm
MIME type:	application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep	1536:p5F6e+xilFYZ5NDy+WcawUTeiFHSBQDjYvBMA1Kx30U6E8tsTySdq/glG:XvcPNDlNQxFHFqMAQVncEy
TLSH	1283021CD70AB86CD328707E43AC91F19AA9C0B1E514BE3978C0B55603872FB5F9D69E
Reporter	JAMESWT_WT
Tags:	Dridex 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: 12

OLE dump

MalwareBazaar was able to identify 14 sections in this file using oledump:

Section ID	Section size	Section name
A1	578 bytes	PROJECT
A2	125 bytes	PROJECTwm
A3	991 bytes	VBA/Sheet1
A4	991 bytes	VBA/Sheet2
A5	991 bytes	VBA/Sheet3
A6	6355 bytes	VBA/Sheet4
A7	999 bytes	VBA/ThisWorkbook
A8	3452 bytes	VBA/_VBA_PROJECT
A9	2281 bytes	VBA/__SRP_0
A10	432 bytes	VBA/__SRP_1
A11	1987 bytes	VBA/__SRP_2
A12	900 bytes	VBA/__SRP_3
A13	569 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	Lib	May run code from a DLL
Suspicious	URLDownloadToFileA	May download files from the Internet
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 :

# of downloads :

170

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

INV6717449991.xlsm

Verdict:

No threats detected

Analysis date:

2021-02-10 14:27:27 UTC

Tags:

macros macros40

Link:

https://app.any.run/tasks/10f62060-e1b0-45f3-9aec-92d636add971

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/116578/

Detection(s):

TwinWave.EvilDoc.DridexLostCassette.20200127.UNOFFICIAL

TwinWave.EvilDoc.DridexLipsLikeSugar.20210208.UNOFFICIAL

Sanesecurity.Badmacro.XlsM.urlmonr2.UNOFFICIAL

Sanesecurity.Badmacro.XlsM.urlmonr.UNOFFICIAL

Result

Verdict:

Clean

Maliciousness:

Behaviour

Creating a window

Result

Verdict:

Malicious

File Type:

OOXML Excel File with Excel4Macro

Link:

https://app.docguard.net/d79f4a7d726e301bfe7832472ccf9786b52d01fcc6b3abb23379a076764f76da/results/dashboard

Document image

Image:

Download PNG

Result

Verdict:

SUSPICIOUS

Details

Macro Contains Suspicious String

Detected a macro with a suspicious string. Suspicious strings include privileged function calls, obfuscations, odd registry keys, etc...

Macro with DLL Reference

Detected macro logic that will load additional functionality from Dynamically Linked Libraries (DLLs). While not explicitly malicious, this is a common tactic for accessing APIs that are not otherwised exposed via Visual Basic for Applications (VBA).

Result

Threat name:

Unknown

Detection:

malicious

Classification:

expl

Score:

52 / 100

Link:

https://www.joesandbox.com/analysis/604659

Signature

Document contains an embedded VBA macro with suspicious strings

Multi AV Scanner detection for submitted file

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/d79f4a7d726e301bfe7832472ccf9786b52d01fcc6b3abb23379a076764f76da/

Threat name:

Script-Macro.Trojan.Heuristic

Status:

Malicious

First seen:

2021-02-10 14:26:07 UTC

File Type:

Document

Extracted files:

AV detection:

4 of 29 (13.79%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=26puu7lsnyybx7tygjdszt4xq22s2ap4y2z2xmrtpgqhm5spo3na._file

Result

Malware family:

n/a

Score:

8/10

Tags:

macro xlm

Link:

https://tria.ge/reports/210210-h4mjgjw99e/

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.

Threat name:

Eldorado

Score:

0.90

Link:

https://yomi.yoroi.company/submissions/d79f4a7d726e301bfe7832472ccf9786b52d01fcc6b3abb23379a076764f76da

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.

Cape

https://www.capesandbox.com/analysis/116578/

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