MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4b467537059ef742a71a20ac4ccf65fc68ba223a760915cac95cc23dde1b8486. 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: 9


Intelligence 9 File information Yara 1 Comments

SHA256 hash: 4b467537059ef742a71a20ac4ccf65fc68ba223a760915cac95cc23dde1b8486
SHA3-384 hash: b2db2fb497342198d10dc473f508c0b43454843833b3b0e3a843a3d3e308a8b967f7d9095a7c03b81a72bb5541a2fc8b
SHA1 hash: 6fa120f7590eaf51a92379c4fbabcb0028a1db00
MD5 hash: 849ca119321706df998263be7803700d
humanhash: idaho-comet-jig-pasta
File name:744_22022021.doc
Download: download sample
Signature n/a
File size:233'719 bytes
First seen:2021-02-23 06:41:16 UTC
Last seen:Never
File type:Word file doc
MIME type:text/rtf
ssdeep 6144:IfnHVKS3j8PtOPzOc/aQE8qRQAXFRVNzus:L
TLSH F334472EE74B09199F51A777034B4E490ABCB22DF38540B179AC87743BE9C3E466297C
Reporter @abuse_ch
Tags:doc


Twitter
@abuse_ch
Malspam distributing unidentified malware:

HELO: vrout10.yaziba.net
Sending IP: 185.56.204.34
From: INORĂ©A <contact@inorea.com>
Subject: Pharma Job Order
Attachment: 744_22022021.doc

Intelligence


File Origin
# of uploads :
1
# of downloads :
39
Origin country :
FR FR
Mail intelligence
Geo location:
Global
Volume:
Low
Vendor Threat Intelligence
Verdict:
Malicious
File type:
application/msword
Has a screenshot:
False
Contains macros:
False
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a window
DNS request
Sending an HTTP GET request to an infection source by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
Fake RTF File
Alert level:
10.0%
Result
Threat name:
Unknown
Detection:
malicious
Classification:
expl
Score:
68 / 100
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Sigma detected: EQNEDT32.EXE connecting to internet
Behaviour
Behavior Graph:
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Status:
Malicious
First seen:
2021-02-23 06:42:09 UTC
AV detection:
26 of 48 (54.17%)
Threat level
  5/5
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
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Office loads VBA resources, possible macro or embedded object present
Drops file in Windows directory
Blocklisted process makes network request
Threat name:
Malicious File
Score:
1.00

Yara Signatures


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.

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Word file doc 4b467537059ef742a71a20ac4ccf65fc68ba223a760915cac95cc23dde1b8486

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments