MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 95aec4a1bcd8bc36a1d9fe6752da543cad0c498022426c54902a39db97618bc3. 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

Threat unknown

Vendor detections: 12

Intelligence 12 IOCs YARA 2 File information Comments 1

SHA256 hash:	95aec4a1bcd8bc36a1d9fe6752da543cad0c498022426c54902a39db97618bc3
SHA3-384 hash:	465d7846f9b0b65f82d7676eae643c976c52b00fe1bc0e989c2a453683a11726f63360359174e57ffab50557b006b15c
SHA1 hash:	80afc35d7c881e70df784a143de4cfbc4a8971d8
MD5 hash:	7716369fd03f65e70b83a472f0c88258
humanhash:	pizza-alabama-december-undress
File name:	7716369fd03f65e70b83a472f0c88258
Download:	download sample
File size:	22'858 bytes
First seen:	2023-05-08 01:57:54 UTC
Last seen:	Never
File type:	rtf
MIME type:	text/rtf
ssdeep	384:krX3r7kYl4k46Fm927RiWXqgEdny3oSXW6Uz5jtFvHUmW0w0ba2mExSj5DRTAv54:krn/kYl4k46YGiAqndnrLRtFvPW0N9mp
TLSH	T1FBA28F565B8C4C61F26AF8BB865EE00E19BCF63634C255C4BC9CE2707B7D14E0B661B8
Reporter	zbetcheckin
Tags:	CVE-2017-11882 rtf

Intelligence

File Origin

# of uploads :

# of downloads :

109

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

7716369fd03f65e70b83a472f0c88258

Verdict:

Malicious activity

Analysis date:

2023-05-08 01:58:52 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/20d92b10-fabd-4312-b7a0-353228d315ba

Note:

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

Detection(s):

Sanesecurity.Shelter.Malware.BadRtf.ObjUpd.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Searching for synchronization primitives

Launching a process

Creating a window

Сreating synchronization primitives

Sending an HTTP GET request

Result

Verdict:

Malicious

File Type:

RTF File

Link:

https://app.docguard.net/95aec4a1bcd8bc36a1d9fe6752da543cad0c498022426c54902a39db97618bc3/results/dashboard

Behaviour

BlacklistAPI detected

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

embedequation exploit shellcode

Link:

https://www.filescan.io/uploads/6458572b1c5e671712072170/reports/219d44ed-830c-4282-9898-b0a9911c17e4/overview

Verdict:

Malicious

Labled as:

CVE-2017-11882

Link:

https://www.hybrid-analysis.com/sample/95aec4a1bcd8bc36a1d9fe6752da543cad0c498022426c54902a39db97618bc3

Result

Verdict:

MALICIOUS

Result

Threat name:

n/a

Detection:

malicious

Classification:

expl

Score:

88 / 100

Link:

https://www.joesandbox.com/analysis/1227914

Signature

Antivirus / Scanner detection for submitted sample

Antivirus detection for URL or domain

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

Office equation editor establishes network connection

Shellcode detected

Sigma detected: EQNEDT32.EXE connecting to internet

Behaviour

Behavior Graph:

Download SVG

Detection:

cve-2017-11882-shellcode

Link:

https://mwdb.cert.pl/sample/95aec4a1bcd8bc36a1d9fe6752da543cad0c498022426c54902a39db97618bc3/

Threat name:

Document-RTF.Exploit.CVE-2017-11882

Status:

Malicious

First seen:

2023-05-01 20:55:31 UTC

File Type:

Document

Extracted files:

AV detection:

18 of 37 (48.65%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=swxmjin43c6dnioz7ztvfwsuhswqysmaejbgyveqfi45xf3brpbq._file

Result

Malware family:

n/a

Score:

8/10

Tags:

n/a

Link:

https://tria.ge/reports/230508-cdt5zage94/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Launches Equation Editor

Modifies Internet Explorer settings

Modifies registry class

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Office loads VBA resources, possible macro or embedded object present

Drops file in Windows directory

Blocklisted process makes network request

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

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/95aec4a1bcd8bc36a1d9fe6752da543cad0c498022426c54902a39db97618bc3

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:	INDICATOR_RTF_MalVer_Objects Create hunting rule
Author:	ditekSHen
Description:	Detects RTF documents with non-standard version and embeding one of the object mostly observed in exploit documents.

Rule name:	SUSP_INDICATOR_RTF_MalVer_Objects Create hunting rule
Author:	ditekSHen
Description:	Detects RTF documents with non-standard version and embedding one of the object mostly observed in exploit (e.g. CVE-2017-11882) documents.
Reference:	https://github.com/ditekshen/detection

File information

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

Web download

rtf 95aec4a1bcd8bc36a1d9fe6752da543cad0c498022426c54902a39db97618bc3

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2626813/

Comments

Login required

You need to login to in order to write a comment. Login with your abuse.ch account.

zbet commented on 2023-05-08 01:58:03 UTC

url : hxxp://172.245.123.16/z/%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23%23.doc