MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cb36ff420bbc18158dbfdf3e9068ab775043db2bc61a637ad592a4762ee71b15. 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

IcedID

Vendor detections: 10

Maldoc score: 19

Intelligence 10 IOCs 1 YARA 9 File information Comments

SHA256 hash:	cb36ff420bbc18158dbfdf3e9068ab775043db2bc61a637ad592a4762ee71b15
SHA3-384 hash:	74f41a29d842c8a0cc4da7f964caeb5dabb849eb549473ffe0a45291f5c134a7e77b287fcf8a32c05d0faf9e5970febf
SHA1 hash:	f456aa0d5ed790d44e7ba9a64e7a0b41b913def6
MD5 hash:	c566eb3efcd3d457edf2de69593b8d74
humanhash:	wyoming-winter-chicken-gee
File name:	joenjuki.invoice.09.26.22.doc
Download:	download sample
Signature	IcedID Create hunting rule
File size:	886'471 bytes
First seen:	2022-09-26 17:31:02 UTC
Last seen:	Never
File type:	doc
MIME type:	application/vnd.openxmlformats-officedocument.wordprocessingml.document
ssdeep	12288:KteBVE9j2y+1JbeQbntrws6/GYzw6OFokpXfiiGef/DERF2hhgS0JGt:KteBV2jUeQRI5wPN/Q+hP08t
TLSH	T16115F105DF50206BF00B293E361769D7B8661C2B308BDE0A6B86512E2ED7F60FD35D96
TrID	53.0% (.DOCM) Word Microsoft Office Open XML Format document (with Macro) (52000/1/9) 23.9% (.DOCX) Word Microsoft Office Open XML Format document (23500/1/4) 17.8% (.ZIP) Open Packaging Conventions container (17500/1/4) 4.0% (.ZIP) ZIP compressed archive (4000/1) 1.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter	abuse_ch
Tags:	doc IcedID

abuse_ch

IcedID C2:
scainznorka.com

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOC	ThreatFox Reference
scainznorka.com	https://threatfox.abuse.ch/ioc/851819/

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: 19

OLE dump

MalwareBazaar was able to identify 6 sections in this file using oledump:

Section ID	Section size	Section name
A1	375 bytes	PROJECT
A2	41 bytes	PROJECTwm
A3	11905 bytes	VBA/ThisDocument
A4	7 bytes	VBA/_VBA_PROJECT
A5	487 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	Document_Open	Runs when the Word or Publisher document is opened
Hex String	BAA3WXX	42414133575858
Suspicious	open	May open a file
Suspicious	Write	May write to a file (if combined with Open)
Suspicious	Put	May write to a file (if combined with Open)
Suspicious	Binary	May read or write a binary file (if combined with Open)
Suspicious	Shell	May run an executable file or a system command
Suspicious	CreateObject	May create an OLE object
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)

Intelligence

File Origin

# of uploads :

# of downloads :

297

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

TwinWave.EvilDoc.PKillDOCXEmbeddedHexyEXEAxelF.20210920.UNOFFICIAL

Result

Verdict:

Clean

Maliciousness:

Behaviour

Searching for the window

Creating a window

Сreating synchronization primitives

Creating a file

Delayed writing of the file

Result

Verdict:

Malicious

File Type:

Word File with Macro

Link:

https://app.docguard.net/cb36ff420bbc18158dbfdf3e9068ab775043db2bc61a637ad592a4762ee71b15/results/dashboard

Payload URLs

URL

File name

http://95e78f0c-ec03-4fa0-93a0-0df8b6ab31c0/

item1.xml

Behaviour

BlacklistAPI detected

Document image

Image:

Download PNG

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

macros macros-on-open

Link:

https://www.filescan.io/uploads/6331e1dee2ddbcc5eca6d8fe/reports/beb4d868-1da7-480c-9ecd-ac1e440928bf/overview

Label:

Malicious

Suspicious Score:

9.9/10

Score Malicious:

Score Benign:

Link:

https://www.malware.ai/gui/files/?id=0aa9c491-4842-4161-b931-768f483a9de7

Result

Verdict:

MALICIOUS

Link:

https://labs.inquest.net/dfi/sha256/cb36ff420bbc18158dbfdf3e9068ab775043db2bc61a637ad592a4762ee71b15

Details

Macro with Startup Hook

Detected macro logic that will automatically execute on document open. Most malware contains some execution hook.

Macro with File System Write

Detected macro logic that can write data to the file system.

Macro Contains Suspicious String

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

Result

Threat name:

IcedID

Detection:

malicious

Classification:

troj.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1077803

Signature

Antivirus detection for dropped file

Contains functionality to detect hardware virtualization (CPUID execution measurement)

Document contains an embedded VBA with hexadecimal encoded strings

Document contains an embedded VBA with many GOTO operations indicating source code obfuscation

Document exploit detected (drops PE files)

Document exploit detected (process start blacklist hit)

Machine Learning detection for dropped file

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for domain / URL

Multi AV Scanner detection for submitted file

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

Office process drops PE file

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

Tries to detect virtualization through RDTSC time measurements

Yara detected IcedID

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/cb36ff420bbc18158dbfdf3e9068ab775043db2bc61a637ad592a4762ee71b15/

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=zm3p6qqlxqmbldn7347ja2flo5iehwzlyyngg6wvskshmlxhdmkq._file

Result

Malware family:

icedid

Score:

10/10

Tags:

family:icedid campaign:742081363 banker loader macro trojan

Link:

https://tria.ge/reports/220926-v3regscfbn/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Modifies Internet Explorer settings

Modifies registry class

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Office loads VBA resources, possible macro or embedded object present

Drops file in Windows directory

Loads dropped DLL

Blocklisted process makes network request

IcedID, BokBot

Process spawned unexpected child process

Malware Config

C2 Extraction:

scainznorka.com

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/638902ed-3958-47d7-916f-50c23d05c37b

Malware family:

IcedID

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/cb36ff420bbc/report/overview.html

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

Threat name:

Suspicious File

Score:

0.40

Link:

https://yomi.yoroi.company/submissions/cb36ff420bbc18158dbfdf3e9068ab775043db2bc61a637ad592a4762ee71b15

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:	BitcoinAddress Create hunting rule
Author:	Didier Stevens (@DidierStevens)
Description:	Contains a valid Bitcoin address

Rule name:	informational_win_ole_protected Create hunting rule
Author:	Jeff White (karttoon@gmail.com) @noottrak
Description:	Identify OLE Project protection within documents.

Rule name:	malware_shellcode_hash Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect shellcode api hash value

Rule name:	meth_get_eip Create hunting rule
Author:	Willi Ballenthin

Rule name:	pdb_YARAify Create hunting rule
Author:	@wowabiy314
Description:	PDB

Rule name:	RansomwareTest2 Create hunting rule
Author:	Daoyuan Wu
Description:	Test Ransomware YARA rules

Rule name:	RansomwareTest3 Create hunting rule
Author:	Daoyuan Wu
Description:	Test Ransomware YARA rules

Rule name:	RansomwareTest4 Create hunting rule
Author:	Daoyuan Wu
Description:	Test Ransomware YARA rules

Rule name:	vbaproject_bin Create hunting rule
Author:	CD_R0M_
Description:	{76 62 61 50 72 6f 6a 65 63 74 2e 62 69 6e} is hex for vbaproject.bin. Macros are often used by threat actors. Work in progress - Ran out of time

File information

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

No further information available

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