MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4caaca12511a364005bffaedeb802d4388e16f1bbf564386760619e9a15dccc. 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


SnakeKeylogger


Vendor detections: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f4caaca12511a364005bffaedeb802d4388e16f1bbf564386760619e9a15dccc
SHA3-384 hash: 346b546926ae1a53d5f988709a545d3945822a555417fd3f616b5f92450e4fd9cdf9a7b72165aeac51e6ae4e636097da
SHA1 hash: cbe69cca8e39b881847a03a8f1214412d2c3976f
MD5 hash: 9faddd060caaa8f6b2c285225e9d0fb3
humanhash: saturn-robert-fifteen-island
File name:O_O.DOC
Download: download sample
Signature SnakeKeylogger
Create hunting rule
File size:13'272 bytes
First seen:2023-02-17 10:23:26 UTC
Last seen:2023-02-17 11:37:43 UTC
File type:Word file doc
MIME type:text/rtf
ssdeep 192:gmZETUg/uTVB4szEWH0yXJw4Sx5Z6lUMBruyOeq56KtgmFNwQbwMxmYYo7evUvB2:gbTYjfQWNwzCUMIyOeq+MgDomU0
TLSH T15B52B5410BCDA8B6D364E173812A800D19BDEAB734571AD9B49DD4813BFD10E19FD2F6
Reporter JAMESWT_WT
Tags:CVE-2017-11882 doc SnakeKeylogger UNIBO

Intelligence

File Origin
# of uploads :
2
# of downloads :
208
Origin country :
IT IT
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Elenco ordini BO#160223.docx
Verdict:
Malicious activity
Analysis date:
2023-02-16 15:46:14 UTC
Tags:
opendir exploit cve-2017-11882 autoit loader
Link:
https://app.any.run/tasks/0687a2e3-aaff-443a-a3f4-573d40251230

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Exploit.RTF-ObfsObjDat.Gen.18188.4221.UNOFFICIAL
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Searching for synchronization primitives
Creating a window
Сreating synchronization primitives
Sending a custom TCP request
Changing a file
Launching a process
Creating a file
Creating a file in the %temp% directory
Unauthorized injection to a recently created process by context flags manipulation
Sending an HTTP GET request to an infection source by exploiting the app vulnerability
Creating a process from a recently created file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
CVE-2017-11882 embedequation exploit shell32.dll shellcode
Link:
https://www.filescan.io/uploads/63ef55c332202401b14cbede/reports/2efbf487-32f3-4f59-9749-73b8618786b8/overview
Verdict:
Malicious
Labled as:
CVE-2017-11882
Link:
https://www.hybrid-analysis.com/sample/f4caaca12511a364005bffaedeb802d4388e16f1bbf564386760619e9a15dccc
Label:
Malicious
Suspicious Score:
10/10
Score Malicious:
1%
Score Benign:
0%
Link:
https://www.malware.ai/gui/files/?id=f027039d-386c-4353-9596-a3330a6fadc7
Result
Verdict:
MALICIOUS
Result
Threat name:
Snake Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1177845
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Drops PE files to the user root directory
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
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)
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: File Dropped By EQNEDT32EXE
Yara detected Snake Keylogger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 810666 Sample: O_O.DOC.doc Startdate: 17/02/2023 Architecture: WINDOWS Score: 100 40 Malicious sample detected (through community Yara rule) 2->40 42 Antivirus detection for URL or domain 2->42 44 Antivirus / Scanner detection for submitted sample 2->44 46 10 other signatures 2->46 8 EQNEDT32.EXE 12 2->8         started        13 WINWORD.EXE 336 18 2->13         started        15 EQNEDT32.EXE 2->15         started        process3 dnsIp4 38 104.168.32.152, 49171, 80 AS-COLOCROSSINGUS United States 8->38 34 C:\Users\user\AppData\Local\...\vbc[1].exe, PE32 8->34 dropped 36 C:\Users\Public\vbc.exe, PE32 8->36 dropped 56 Office equation editor establishes network connection 8->56 58 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 8->58 17 vbc.exe 20 8->17         started        file5 signatures6 process7 file8 32 C:\Users\user\AppData\Local\Temp\fncxla.exe, PE32 17->32 dropped 48 Multi AV Scanner detection for dropped file 17->48 50 Machine Learning detection for dropped file 17->50 21 fncxla.exe 17->21         started        signatures9 process10 signatures11 52 Machine Learning detection for dropped file 21->52 54 Maps a DLL or memory area into another process 21->54 24 WerFault.exe 3 17 21->24         started        26 fncxla.exe 21->26         started        28 fncxla.exe 21->28         started        30 28 other processes 21->30 process12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f4caaca12511a364005bffaedeb802d4388e16f1bbf564386760619e9a15dccc/
Threat name:
Document-Word.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2023-02-16 10:58:55 UTC
File Type:
Document
Extracted files:
4
AV detection:
13 of 25 (52.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6tfkzijfcgrwiac376xn5oac2q4i4fxrxp2wiodhmbqz5gqv3tga._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://tria.ge/reports/230217-mfczksed9s/
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: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Office loads VBA resources, possible macro or embedded object present
Enumerates physical storage devices
Drops file in Windows directory
Executes dropped EXE
Loads dropped DLL
Uses the VBS compiler for execution
Blocklisted process makes network request
Downloads MZ/PE file
Malware family:
SnakeKeylogger
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f4caaca12511/report/overview.html
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/f4caaca12511a364005bffaedeb802d4388e16f1bbf564386760619e9a15dccc

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

SnakeKeylogger

Word file doc f4caaca12511a364005bffaedeb802d4388e16f1bbf564386760619e9a15dccc

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2542854/
  
Delivery method
Distributed via web download

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