MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 5ce8f024d0f3798d8e8fbbefe9bb177722ae696ed2608611f9740b3246b4544e. 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: 11
| SHA256 hash: | 5ce8f024d0f3798d8e8fbbefe9bb177722ae696ed2608611f9740b3246b4544e |
|---|---|
| SHA3-384 hash: | a64b08fb6c1de93bcab8dedf878a7161b5af9dc775d2dec74f69b9558df658042551fb1f293d7b570a2c03e2ebdab393 |
| SHA1 hash: | 949f033c5eb52ac5deca1988ed0f890d6e03ff44 |
| MD5 hash: | 174222aa212b2aecba8abf1b391e096f |
| humanhash: | quiet-island-pennsylvania-helium |
| File name: | 174222aa212b2aecba8abf1b391e096f |
| Download: | download sample |
| File size: | 27'902 bytes |
| First seen: | 2023-06-01 03:01:43 UTC |
| Last seen: | Never |
| File type: |  rtf |
| MIME type: | text/rtf |
| ssdeep | 768:EFOdJyWTFeFsY6NRdRjOid6nuvq/wnHtay1KB:EFOdMW0uNx4nvaPG |
| TLSH | T144C239565B8C4C61E36AE8BB475D900E09BCF23A31C245E5BD9CE2743B7D10E4B6B1B8 |
| Reporter |  zbetcheckin |
| Tags: | CVE-2017-11882 rtf |
Intelligence
File Origin
# of uploads :
1
# of downloads :
113
Origin country :
FRVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
174222aa212b2aecba8abf1b391e096f
Verdict:
Malicious activity
Analysis date:
2023-06-01 03:02:47 UTC
Tags:
opendir exploit cve-2017-11882 loader
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Searching for synchronization primitives
Launching a process
Creating a window
Creating a file
Сreating synchronization primitives
Reading critical registry keys
Creating a file in the %temp% directory
Creating a file in the %AppData% subdirectories
Sending an HTTP GET request to an infection source by exploiting the app vulnerability
Creating a process from a recently created file
Result
Verdict:
Malicious
File Type:
RTF File
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
embedequation exploit exploit greyware lolbin packed shell32.dll shellcode stealer
Verdict:
Malicious
Labled as:
CVE-2017-11882
Result
Verdict:
MALICIOUS
Result
Threat name:
n/a
Detection:
malicious
Classification:
expl
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Drops PE files to the user root directory
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Office equation editor drops PE file
Office equation editor establishes network connection
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Shellcode detected
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: File Dropped By EQNEDT32EXE
Behaviour
Behavior Graph:
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Status:
Malicious
First seen:
2023-05-30 15:15:00 UTC
File Type:
Document
Extracted files:
4
AV detection:
14 of 37 (37.84%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
8/10
Tags:
n/a
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 behavior: GetForegroundWindowSpam
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Office loads VBA resources, possible macro or embedded object present
Drops file in Windows directory
Executes dropped EXE
Loads dropped DLL
Blocklisted process makes network request
Downloads MZ/PE file
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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 |
|---|---|
| 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 |
|---|---|
| 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 5ce8f024d0f3798d8e8fbbefe9bb177722ae696ed2608611f9740b3246b4544e
(this sample)
Delivery method
Distributed via web download
Comments
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