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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 071f41c6ba5d557491c35260b8d99a5cee331d870c1fbc7756303de0eb3ba63e. 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: 6


Intelligence 6 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 071f41c6ba5d557491c35260b8d99a5cee331d870c1fbc7756303de0eb3ba63e
SHA3-384 hash: 81ac7b0e8d93c688f8ec8b320f63df5d2c6d456a864d91c544c5f373a0120f563dc006bed2cfaa7e64f3b3db6dc4de58
SHA1 hash: cf0d658c3bc33bc5bcb8f4852a7a3dc805d36860
MD5 hash: d37ea0e04f634195f4037ed049538f8f
humanhash: happy-sink-november-whiskey
File name:st 7044.xls
Download: download sample
Signature ZLoader
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File size:146'432 bytes
First seen:2020-09-21 15:08:34 UTC
Last seen:2020-09-21 15:42:47 UTC
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 3072:Zk3hOdsylKlgxopeiBNhZFGzE+cL2kdATHtCcT+f8bCVyZG1MeNC:Zk3hOdsylKlgxopeiBNhZF+E+W2kdATL
TLSH 58E3EEC2CA468F75D78189395E1F56E02602FF6131849FF3F3E232A4B72B670674916A
Reporter ffforward
Tags:xls ZLoader

Intelligence

File Origin
# of uploads :
2
# of downloads :
110
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
TwinWave.EvilDoc.ZloaderUnicodeRoadToNoWhere.20200720.UNOFFICIAL
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TwinWave.EvilDoc.ZloaderUnicodeRoadToNoWherePartDuex.20200730.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process with a hidden window
Deleting a recently created file
Possible injection to a system process
Launching a process by exploiting the app vulnerability
Creating a process from a recently created file
Result
Threat name:
Hidden Macro 4.0
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Detection:
malicious
Classification:
expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/471406
Signature
Document exploit detected (creates forbidden files)
Document exploit detected (process start blacklist hit)
Found Excel 4.0 Macro with suspicious formulas
Injects code into the Windows Explorer (explorer.exe)
Microsoft Office drops suspicious files
Multi AV Scanner detection for submitted file
Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)
Potential malicious VBS script found (has network functionality)
Potential malicious VBS script found (suspicious strings)
Sigma detected: Office product drops script at suspicious location
System process connects to network (likely due to code injection or exploit)
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/071f41c6ba5d557491c35260b8d99a5cee331d870c1fbc7756303de0eb3ba63e/
Threat name:
Document-Word.Trojan.ZLoader
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Status:
Suspicious
First seen:
2020-09-21 15:10:07 UTC
AV detection:
21 of 48 (43.75%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=a4pudrv2lvkxjeodkjqlrwm2ltxdghmhbqp3y52wga66b2z3uy7a._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200921-6ps2nl98a2/
Behaviour
Suspicious Office macro
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
ZLoader
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/071f41c6ba5d557491c35260b8d99a5cee331d870c1fbc7756303de0eb3ba63e

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:SharedStrings
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Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples

File information

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

Malspam

ZLoader

Excel file xls 071f41c6ba5d557491c35260b8d99a5cee331d870c1fbc7756303de0eb3ba63e

(this sample)

Joe
Joe Sandbox
https://www.joesandbox.com/analysis/288080/0/html
  
Delivery method
Distributed via e-mail attachment

Comments