MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 20e47644b8110d74d6c3c36a6d31ffb144c97e1b29d58a800d118dda7fb72472. 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: 9


Intelligence 9 IOCs YARA 2 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 20e47644b8110d74d6c3c36a6d31ffb144c97e1b29d58a800d118dda7fb72472
SHA3-384 hash: 7be00a0fc7e355989f2935604dd906934da34410fc4bf25993e384f4135d8243d17ba948db6fed5d9f683498f90e36f0
SHA1 hash: 7a403109f6eceeb24d9850876a85959853dc7004
MD5 hash: cf97df47c7e054abfa506a0f7d5cc20d
humanhash: chicken-pennsylvania-california-stream
File name:cf97df47c7e054abfa506a0f7d5cc20d
Download: download sample
File size:74'250 bytes
First seen:2024-03-21 17:56:52 UTC
Last seen:2024-03-21 19:47:55 UTC
File type:Rich Text Format (RTF) rtf
MIME type:text/rtf
ssdeep 1536:zKP+pFT6cv/xAbFBPiFJMnNy67fw/VdJoHFIkdh+EqrvrTd:zK2rTJv/iZ7Y/VdJsFIkdtq/Td
TLSH T12C73566EE34F0965DF55E67B434A4B4A0AFCB33D328540A179BC97343B6D82E462287C
Reporter zbetcheckin
Tags:CVE-2017-11882 rtf

Intelligence

File Origin
# of uploads :
2
# of downloads :
119
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
20e47644b8110d74d6c3c36a6d31ffb144c97e1b29d58a800d118dda7fb72472.rtf
Verdict:
No threats detected
Analysis date:
2024-03-21 18:40:28 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/9f183805-a358-46a0-b7c5-2c61f15d5080

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

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for synchronization primitives
Launching a process
Using the Windows Management Instrumentation requests
Creating a window
Launching the default Windows debugger (dwwin.exe)
Result
Verdict:
Malicious
File Type:
RTF File
Link:
https://app.docguard.net/20e47644b8110d74d6c3c36a6d31ffb144c97e1b29d58a800d118dda7fb72472/results/dashboard
Behaviour
BlacklistAPI detected
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
embedequation exploit
Link:
https://www.filescan.io/uploads/65fc74f4f074ad892e591edf/reports/76fb2afb-7285-4e0d-b729-51765bfca7e5/overview
Verdict:
Malicious
Labled as:
CVE-2017-11882
Link:
https://www.hybrid-analysis.com/sample/20e47644b8110d74d6c3c36a6d31ffb144c97e1b29d58a800d118dda7fb72472
Result
Threat name:
n/a
Detection:
malicious
Classification:
expl
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1413502
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Document exploit detected (process start blacklist hit)
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
99%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/20e47644b8110d74d6c3c36a6d31ffb144c97e1b29d58a800d118dda7fb72472
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/20e47644b8110d74d6c3c36a6d31ffb144c97e1b29d58a800d118dda7fb72472/
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2024-03-20 23:51:47 UTC
File Type:
Document
Extracted files:
4
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=edshmrfycegxjvwdynvg2mp7wfcms7q3fhkyvaancgg5u75xerza._file
Result
Malware family:
n/a
Score:
  4/10
Tags:
n/a
Link:
https://tria.ge/reports/240321-wjkm9sea43/
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
Launches Equation Editor
Modifies Internet Explorer settings
Modifies registry class
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:
0.20
Link:
https://yomi.yoroi.company/submissions/20e47644b8110d74d6c3c36a6d31ffb144c97e1b29d58a800d118dda7fb72472

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

Rich Text Format (RTF) rtf 20e47644b8110d74d6c3c36a6d31ffb144c97e1b29d58a800d118dda7fb72472

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2789183/

Comments


Avatar
zbet commented on 2024-03-21 17:56:53 UTC

url : hxxp://103.237.87.56/xampp/xnv/kissmydearuarereallysweetformetounderstandverycuteladyyouareiloveryoussoomuchto___mybabygirlyouareinmydear.doc