MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 373c646ee32019c2be8b5a7bcb8f4fca5f402b9bf10be351751724af23c0bb1f. 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: 14


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

SHA256 hash: 373c646ee32019c2be8b5a7bcb8f4fca5f402b9bf10be351751724af23c0bb1f
SHA3-384 hash: af10916d22f76b2c358560fa2e95421e5d8dc2aceb0dbc06ada2f935535b0371aefeab9059803352ba9562e02567e40f
SHA1 hash: d5603dc6f3642d7775046150b7d7f3b99cc6b0fb
MD5 hash: 94e14d1a2d01997ebdac86200f5dcfe5
humanhash: bluebird-stream-uniform-pennsylvania
File name:SecuriteInfo.com.Exploit.CVE-2018-0798.4.8620.23900
Download: download sample
File size:758'974 bytes
First seen:2024-08-14 14:22:08 UTC
Last seen:Never
File type:Rich Text Format (RTF) rtf
MIME type:text/rtf
ssdeep 6144:HwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAE:0t
TLSH T1D7F4D62DD34B02598F620377AB571E5142BDBA7EF38552A1302C537933EAC3DA1252BE
Reporter SecuriteInfoCom
Tags:CVE-2017-11882 rtf

Intelligence

File Origin
# of uploads :
1
# of downloads :
106
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Exploit.CVE-2018-0798.4.8620.23900
Verdict:
No threats detected
Analysis date:
2024-08-14 14:22:58 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/3df62073-fa0a-4ecf-902b-aab886fe4f60

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Sanesecurity.Malware.29015.RtfHeur.Msg.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Exploit.CVE-2018-0798.4.8620.23900.UNOFFICIAL
Create hunting rule

Sanesecurity.Shelter.Malware.BadRtf.ObjUpd.UNOFFICIAL
Create hunting rule

MiscreantPunch.EvilRTF.CommonLure.UNOFFICIAL
Create hunting rule

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

TwinWave.EvilDoc.RoomService.20230808.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66bcbdc9aa5b40be0aa03363
Tags:
Generic Stealth
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a window
Using the Windows Management Instrumentation requests
Result
Verdict:
Malicious
File Type:
RTF File
Link:
https://app.docguard.net/373c646ee32019c2be8b5a7bcb8f4fca5f402b9bf10be351751724af23c0bb1f/results/dashboard
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
embedequation exploit packed shellcode
Link:
https://www.filescan.io/uploads/66bcbdca32f6d05ff3ccde32/reports/a677dd8a-430b-4275-b6cc-18296b78a943/overview
Verdict:
Malicious
Labled as:
CVE-2018-0798
Link:
https://www.hybrid-analysis.com/sample/373c646ee32019c2be8b5a7bcb8f4fca5f402b9bf10be351751724af23c0bb1f
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/373c646ee32019c2be8b5a7bcb8f4fca5f402b9bf10be351751724af23c0bb1f
Result
Threat name:
n/a
Detection:
malicious
Classification:
expl
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1492856
Signature
Document exploit detected (process start blacklist hit)
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted 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: Equation Editor Network Connection
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/373c646ee32019c2be8b5a7bcb8f4fca5f402b9bf10be351751724af23c0bb1f
Detection:
cve-2017-11882-shellcode
Create hunting rule
Link:
https://mwdb.cert.pl/sample/373c646ee32019c2be8b5a7bcb8f4fca5f402b9bf10be351751724af23c0bb1f/
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2024-08-14 12:13:58 UTC
File Type:
Document
Extracted files:
3
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=g46gi3xdeam4fpullj54xd2pzjpuak436ef6gulvc4sk6i6axmpq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery
Link:
https://tria.ge/reports/240814-rp5heaxamc/
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/f7edcc62-5c25-4c8d-8437-26875591bbb1
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/373c646ee32019c2be8b5a7bcb8f4fca5f402b9bf10be351751724af23c0bb1f

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 373c646ee32019c2be8b5a7bcb8f4fca5f402b9bf10be351751724af23c0bb1f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3106541/
  
Delivery method
Distributed via web download

Comments