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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ea3c7a4a43244ff049098ad8893c956d42cf20f5b5e0affd175bc75abf011902. 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


ZLoader


Vendor detections: 7


Intelligence 7 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ea3c7a4a43244ff049098ad8893c956d42cf20f5b5e0affd175bc75abf011902
SHA3-384 hash: 32b3cd9d957e585473341eecf12be27d4321803e1981ded7030451329fb2dcdce891378ae31f9720602869885b09bc65
SHA1 hash: fcfe447ce7fc0f6473cf09405ac4c4c74e146d12
MD5 hash: dddf7c0d30fcd4669ed6cdd560ebc68e
humanhash: emma-hotel-hotel-lactose
File name:myResume.xlsb
Download: download sample
Signature ZLoader
Create hunting rule
File size:220'622 bytes
First seen:2020-10-28 07:05:56 UTC
Last seen:Never
File type:Excel file xlsx
MIME type:application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep 6144:OEyugfq9v7XaDTGnhLJX1JkGbsf48w5gVlJ:OIgf8v7STMJX1Fbmw5gVlJ
TLSH 3924D05FE508A4B6C335B13C5B019CE41D48629BD893B29E25647F483AE92D32FDF1AC
Reporter abuse_ch
Tags:xlsb ZLoader


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: mout-xforward.gmx.com
Sending IP: 82.165.159.130
From: Mercia Ljungquist <Mer.Ljungqu@mail.com>
Subject: Job Application
Attachment: myResume.xlsb

Unknown payload URL:
http://205.185.113.20/cXQT5g

Intelligence

File Origin
# of uploads :
1
# of downloads :
103
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
TwinWave.EvilDoc.XLSB4IntoTheMystic.20200705.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a process with a hidden window
Sending an HTTP GET request to an infection source by exploiting the app vulnerability
Launching a process by exploiting the app vulnerability
Result
Threat name:
Hidden Macro 4.0
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Detection:
malicious
Classification:
expl.evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/514580
Signature
Document exploit detected (process start blacklist hit)
Document exploit detected (UrlDownloadToFile)
Found abnormal large hidden Excel 4.0 Macro sheet
Found Excel 4.0 Macro with suspicious formulas
Sigma detected: Microsoft Office Product Spawning Windows Shell
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ea3c7a4a43244ff049098ad8893c956d42cf20f5b5e0affd175bc75abf011902/
Threat name:
Document-Office.Downloader.ZLoader
Create hunting rule
Status:
Malicious
First seen:
2020-10-27 21:58:10 UTC
AV detection:
4 of 48 (8.33%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5i6hussderh7asijrlmispevnvbm6ihvwxqk77ixlpdvvpybdeba._file
Result
Malware family:
zloader
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Score:
  10/10
Tags:
family:zloader botnet:oct campaign:oct27 botnet trojan spyware
Link:
https://tria.ge/reports/201028-xn21jk9frx/
Behaviour
Enumerates system info in registry
Modifies Internet Explorer settings
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Discovers systems in the same network
Gathers network information
Runs net.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Loads dropped DLL
Reads user/profile data of web browsers
Blacklisted process makes network request
Process spawned unexpected child process
Zloader, Terdot, DELoader, ZeusSphinx
Suspicious use of NtCreateUserProcessOtherParentProcess
Malware Config
C2 Extraction:
http://wingtonwelbemdon.com/web/post.php
http://donburitimesofindia.com/web/post.php
http://celtictimesofkarishan.com/web/post.php
http://welcometothehotelsoflifes.com/web/post.php
http://wheredidtheelllcctoncsgo.com/web/post.php
http://myworld2002020999.com/web/post.php
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/ea3c7a4a43244ff049098ad8893c956d42cf20f5b5e0affd175bc75abf011902

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:Email_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Email in files like avemaria
Rule name:IPPort_combo_mem
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:Select_from_enumeration
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:SharedStrings
Create hunting rule
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples
Rule name:UAC_bypass_bin_mem
Create hunting rule
Author:James_inthe_box
Description:UAC bypass in files like avemaria

File information

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

Malspam

ZLoader

Excel file xlsx ea3c7a4a43244ff049098ad8893c956d42cf20f5b5e0affd175bc75abf011902

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments