MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4da95ef6e49749b7b925c11ad25822791179a009f87ff46b3507322c0bff086a. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4da95ef6e49749b7b925c11ad25822791179a009f87ff46b3507322c0bff086a
SHA3-384 hash: d551c23bac70aba45be3856fa670371a0ad2ddda0dec86fc9c02387b4657910248b9d10f4decc863d3ae3fafba36b896
SHA1 hash: 4c152743525f39a16e56f9bd15e8a0924044355d
MD5 hash: bb305858814d868425bd5d85e202991b
humanhash: september-music-tango-robert
File name:bb305858814d868425bd5d85e202991b
Download: download sample
Signature SnakeKeylogger
Create hunting rule
File size:17'986 bytes
First seen:2023-02-21 07:48:10 UTC
Last seen:2023-02-21 09:29:41 UTC
File type:Rich Text Format (RTF) rtf
MIME type:text/rtf
ssdeep 384:iCANLIAcU/JWDB4XpJiDdGcfgfJiEALyc+/QlfQlPeh/CxP2VnOZckMG1Y:iCgLTcbB4biQALy+AGh/CUnO2p
TLSH T1F182A8565B8C4C61E26AE8BB479DA00E187CF12634D215C4BDADE3743B7D10E0B6B6F8
Reporter zbetcheckin
Tags:CVE-2017-11882 rtf SnakeKeylogger

Intelligence

File Origin
# of uploads :
2
# of downloads :
109
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Consulta de la Universidad Nacional de Colombia (UNAL#200223).eml
Verdict:
Malicious activity
Analysis date:
2023-02-20 16:31:07 UTC
Tags:
opendir exploit cve-2017-11882 loader evasion trojan snake keylogger
Link:
https://app.any.run/tasks/37dbe79b-4d62-45d6-b1ff-93cee853235c

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.28765.RtfHeur.ObjUpd.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28881.RtfHeur.UNOFFICIAL
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a custom TCP request
Searching for synchronization primitives
Launching a process
Creating a window
Creating a file
Сreating synchronization primitives
Searching for the window
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
Link:
https://app.docguard.net/4da95ef6e49749b7b925c11ad25822791179a009f87ff46b3507322c0bff086a/results/dashboard
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
CVE-2017-11882 embedequation exploit packed shellcode
Link:
https://www.filescan.io/uploads/63f4776f01b99ad33e7ecd67/reports/a274f22a-a7ce-4b71-a5df-ae3fa04a3cc2/overview
Verdict:
Malicious
Labled as:
CVE-2017-11882
Link:
https://www.hybrid-analysis.com/sample/4da95ef6e49749b7b925c11ad25822791179a009f87ff46b3507322c0bff086a
Result
Verdict:
MALICIOUS
Result
Threat name:
Snake Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.expl
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1179587
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)
Multi AV Scanner detection for domain / URL
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)
Shellcode detected
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: File Dropped By EQNEDT32EXE
Yara detected Generic Downloader
Yara detected Snake Keylogger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 812413 Sample: eMJOmUcsi5.rtf Startdate: 21/02/2023 Architecture: WINDOWS Score: 100 37 Multi AV Scanner detection for domain / URL 2->37 39 Malicious sample detected (through community Yara rule) 2->39 41 Antivirus detection for URL or domain 2->41 43 13 other signatures 2->43 7 EQNEDT32.EXE 12 2->7         started        12 WINWORD.EXE 336 18 2->12         started        14 EQNEDT32.EXE 2->14         started        process3 dnsIp4 31 104.168.32.152, 49173, 80 AS-COLOCROSSINGUS United States 7->31 27 C:\Users\user\AppData\Local\...\vbc[1].exe, PE32 7->27 dropped 29 C:\Users\Public\vbc.exe, PE32 7->29 dropped 45 Office equation editor establishes network connection 7->45 47 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 7->47 16 vbc.exe 1 5 7->16         started        file5 signatures6 process7 signatures8 33 Multi AV Scanner detection for dropped file 16->33 35 Machine Learning detection for dropped file 16->35 19 vbc.exe 16->19         started        21 vbc.exe 16->21         started        23 vbc.exe 16->23         started        25 2 other processes 16->25 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4da95ef6e49749b7b925c11ad25822791179a009f87ff46b3507322c0bff086a/
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2023-02-20 14:40:55 UTC
File Type:
Document
Extracted files:
4
AV detection:
19 of 37 (51.35%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jwuv55xes5e3pojfyennewbcpeixtiaj7b77i2zva4zcyc77bbva._file
Result
Malware family:
snakekeylogger
Create hunting rule
Score:
  10/10
Tags:
family:snakekeylogger collection keylogger spyware stealer
Link:
https://tria.ge/reports/230221-jnnt9sea69/
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: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Office loads VBA resources, possible macro or embedded object present
Drops file in Windows directory
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Executes dropped EXE
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Uses the VBS compiler for execution
Blocklisted process makes network request
Downloads MZ/PE file
Snake Keylogger
Snake Keylogger payload
Malware family:
SnakeKeylogger
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4da95ef6e497/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/4da95ef6e49749b7b925c11ad25822791179a009f87ff46b3507322c0bff086a

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

Rich Text Format (RTF) rtf 4da95ef6e49749b7b925c11ad25822791179a009f87ff46b3507322c0bff086a

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2546567/

Comments


Avatar
zbet commented on 2023-02-21 07:48:14 UTC

url : hxxp://104.168.32.152/O__O.DOC