MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ee2c879433d8277e88d27b223e45f73517ab30aa6636468633a98c85172a34b3. 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


GuLoader


Vendor detections: 6


Intelligence 6 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ee2c879433d8277e88d27b223e45f73517ab30aa6636468633a98c85172a34b3
SHA3-384 hash: b7a40e232ae476359a6a65cdd03fca1255c005317c2e700718b71878dcdb8da19dc219aaa04a507c81a99357b23ba712
SHA1 hash: b711ff1e41c069af0d1358a7ca4398759a9830b0
MD5 hash: 0130fdb3041f8fdc413da2de12a20c9c
humanhash: india-robert-queen-cold
File name:PO.doc
Download: download sample
Signature GuLoader
Create hunting rule
File size:1'118'843 bytes
First seen:2020-09-23 04:13:44 UTC
Last seen:Never
File type:Word file doc
MIME type:text/rtf
ssdeep 24576:l/2rE1gY8yszDpo8RiH5saYbPqkZ/8hJtowauTXWd189BUbjdzIt1:L
TLSH C035BFBC76047DE6267F166BCA96ACDD13B6266289CBA4CD8074B7C305A3375FE02C05
Reporter cocaman
Tags:doc GuLoader


Avatar
cocaman
Malicious email (T1566.001)
From: "Karam Ouadahi<karam.ouadahi@hansard.com>"
Received: "from hansard.com (unknown [23.106.123.230]) "
Date: "22 Sep 2020 21:13:16 -0700"
Subject: "New Order & shipment details "
Attachment: "PO.doc"

Intelligence

File Origin
# of uploads :
1
# of downloads :
168
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27301.RtfHeur.BadVer.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.FakeRTF-2.UNOFFICIAL
Create hunting rule

MiscreantPunch.RTF.2017-0199.Obfus.170830.UNOFFICIAL
Create hunting rule

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

TwinWave.EvilDoc.RTFFakeVersionWithObjUpdateUKSurfMix.20200514.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a window
DNS request
Sending a custom TCP request by exploiting the app vulnerability
Result
Threat name:
GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/472984
Signature
Contains functionality to hide a thread from the debugger
Hides threads from debuggers
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Office equation editor drops PE file
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Sigma detected: Droppers Exploiting CVE-2017-11882
Sigma detected: File Dropped By EQNEDT32EXE
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect Any.run
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected GuLoader
Yara detected VB6 Downloader Generic
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ee2c879433d8277e88d27b223e45f73517ab30aa6636468633a98c85172a34b3/
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2020-09-23 04:15:09 UTC
File Type:
Document
Extracted files:
2
AV detection:
17 of 29 (58.62%)
Threat level:
  5/5
Result
Malware family:
azorult
Create hunting rule
Score:
  10/10
Tags:
trojan infostealer family:azorult
Link:
https://tria.ge/reports/200923-2sdehc97p6/
Behaviour
Launches Equation Editor
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Office loads VBA resources, possible macro or embedded object present
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Loads dropped DLL
Blacklisted process makes network request
Executes dropped EXE
Azorult
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/ee2c879433d8277e88d27b223e45f73517ab30aa6636468633a98c85172a34b3

File information

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

Malspam

GuLoader

Word file doc ee2c879433d8277e88d27b223e45f73517ab30aa6636468633a98c85172a34b3

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments