MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 346ca4873a86e3a46e77040a4d0d487aea29720b3a10712ce0363141b73ec5cb. 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 1 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 346ca4873a86e3a46e77040a4d0d487aea29720b3a10712ce0363141b73ec5cb
SHA3-384 hash: fa633553fdf9dfd189fc39977b85c90494ad4ba25b1a4b25d4d6467c2566c0d24c5822a40cc4b9be23d0d108b67cf8c3
SHA1 hash: 94c2ce800ed6dd00aa5207ee6e6835b44c370f64
MD5 hash: 62183d596b9cfb53ecb7626260a7434f
humanhash: magnesium-ink-sodium-carolina
File name:62183d596b9cfb53ecb7626260a7434f
Download: download sample
File size:83'550 bytes
First seen:2024-07-28 05:43:43 UTC
Last seen:2024-07-28 06:21:10 UTC
File type:Rich Text Format (RTF) rtf
MIME type:text/rtf
ssdeep 384:Drk44rPHsQXdsSltPw7fAueCnt/byi5cT9yPvJTms4ZKHtPmKCz6t:3P4LRZo74AnFVCUTm+HAKCet
TLSH T1D783AC6CC74F45A5CF59A37313268E0946FCB33EB21552B2B8AC937137AD83E09A5478
Reporter zbetcheckin
Tags:CVE-2017-11882 rtf

Intelligence

File Origin
# of uploads :
2
# of downloads :
113
Origin country :
FR FR
Vendor Threat Intelligence
Verdict:
Malicious
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66a5daa43ee5253b89e5d921
Tags:
Exploit Generic Network Office
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for the window
Searching for synchronization primitives
Using the Windows Management Instrumentation requests
Launching a process
Creating a window
Sending an HTTP GET request
Connection attempt by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
RTF File
Link:
https://app.docguard.net/346ca4873a86e3a46e77040a4d0d487aea29720b3a10712ce0363141b73ec5cb/results/dashboard
Behaviour
BlacklistAPI detected
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/66a5daa378d5c73fb1c7ec91/reports/79ae50d4-75f5-48a3-9872-03ee8705b655/overview
Result
Verdict:
MALICIOUS
Result
Threat name:
n/a
Detection:
malicious
Classification:
expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1483622
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Document exploit detected (process start blacklist hit)
Found potential equation exploit (CVE-2017-11882)
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Office drops RTF file
Office equation editor establishes network connection
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: Equation Editor Network Connection
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/346ca4873a86e3a46e77040a4d0d487aea29720b3a10712ce0363141b73ec5cb
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/346ca4873a86e3a46e77040a4d0d487aea29720b3a10712ce0363141b73ec5cb/
Threat name:
Win32.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2024-07-26 03:15:58 UTC
File Type:
Document
Extracted files:
4
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=grwkjbz2q3r2i3txaqfe2dkiplvcs4qlhiihclhagyyudnz6yxfq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery
Link:
https://tria.ge/reports/240728-ge513s1cmq/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Launches Equation Editor
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Office loads VBA resources, possible macro or embedded object present
System Location Discovery: System Language Discovery
Drops file in Windows directory
Blocklisted process makes network request
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/5a20df66-e82b-4b26-9f2d-f2d9da4c39f5
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/346ca4873a86e3a46e77040a4d0d487aea29720b3a10712ce0363141b73ec5cb

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: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 346ca4873a86e3a46e77040a4d0d487aea29720b3a10712ce0363141b73ec5cb

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3074632/

Comments


Avatar
zbet commented on 2024-07-28 05:43:44 UTC

url : hxxp://198.46.178.229/xampp/huj/huponkycthinkinggoodtogetmebackwithnewgirlbczsheisbeautyfulgirlthinkingentirehingsgreattoundersta__________everythinggreattounderstand.doc