MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 afb43d1988553bf4fe7f4d9e4422b7c39651259de1ed558628b67cb340aac398. 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: 7


Intelligence 7 IOCs YARA 1 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: afb43d1988553bf4fe7f4d9e4422b7c39651259de1ed558628b67cb340aac398
SHA3-384 hash: f3694d4f427f8d305aaa8b0db1d144a3f507faca96735578326247b63a8acbe2aebf16791a53e8a30304391c3c747cf8
SHA1 hash: 167b213a49bd6d67a4bac25ad312f5b4873b0c82
MD5 hash: 99715802ac102615e878b70092f9ce11
humanhash: crazy-equal-nuts-timing
File name:99715802ac102615e878b70092f9ce11
Download: download sample
File size:23'021 bytes
First seen:2021-10-29 19:00:53 UTC
Last seen:Never
File type:Rich Text Format (RTF) rtf
MIME type:text/rtf
ssdeep 384:tYBZbkaMN7/miL3tgqO4rYtmdVYDSK9y227BMXkE/e0jk2a:tq2p7RtgqOJHl27BAkE2N
TLSH T10BA2567EF59B0E48AE57D6A8161A7BA5064DF01C72C444E237BCDB387A4C9178B22D3C
Reporter zbetcheckin
Tags:CVE-2017-11882 rtf

Intelligence

File Origin
# of uploads :
1
# of downloads :
197
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
http://103.171.0.220/receipt/invoice_008789000.wbk
Verdict:
No threats detected
Analysis date:
2021-10-27 02:15:45 UTC
Tags:
opendir
Link:
https://app.any.run/tasks/bd2d6ba8-0341-4eff-a28e-f7251ca134ed

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
File type:
application/rtf
Has a screenshot:
False
Contains macros:
False
Detection(s):
Sanesecurity.Malware.27301.RtfHeur.BadVer.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.FakeRTF-2.UNOFFICIAL
Create hunting rule

MiscreantPunch.RTF.2017-0199.Obfus.170830.UNOFFICIAL
Create hunting rule

MiscreantPunch.RTF.2017-0199.Obfus.171711.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.RTFFakeVersionWithObjUpdateUKSurfMix.20200514.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malicious
File Type:
RTF File
Link:
https://app.docguard.net/afb43d1988553bf4fe7f4d9e4422b7c39651259de1ed558628b67cb340aac398/results/dashboard
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/afb43d1988553bf4fe7f4d9e4422b7c39651259de1ed558628b67cb340aac398
Result
Threat name:
Unknown
Detection:
malicious
Classification:
n/a
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/879557
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/afb43d1988553bf4fe7f4d9e4422b7c39651259de1ed558628b67cb340aac398/
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2021-10-27 11:55:36 UTC
AV detection:
24 of 45 (53.33%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  4/10
Tags:
n/a
Link:
https://tria.ge/reports/211029-xn75ssdhg8/
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 FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Office loads VBA resources, possible macro or embedded object present
Drops file in Windows directory
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/afb43d1988553bf4fe7f4d9e4422b7c39651259de1ed558628b67cb340aac398

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.

File information

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

Web download

Rich Text Format (RTF) rtf afb43d1988553bf4fe7f4d9e4422b7c39651259de1ed558628b67cb340aac398

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1727811/

Comments


Avatar
zbet commented on 2021-10-29 19:00:53 UTC

url : hxxp://103.171.0.220/receipt/invoice_008789000.wbk