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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3bd9016fe2b5f4c8ca553d003f64be95c7d40aede819faed7e9e343c4849d2ae. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3bd9016fe2b5f4c8ca553d003f64be95c7d40aede819faed7e9e343c4849d2ae
SHA3-384 hash: bf8cfbd5dd71f5835287ad46a5053f9bb6c2f1bc2c3138a7d84cdf34c5f3cdd24606b0e72fa6e3a249422312dde38ed0
SHA1 hash: cde7646b5c6f509505df505f1020199a1ad4546d
MD5 hash: 5303afa0d471a0d4a51d33e8913f4c66
humanhash: uniform-spring-batman-muppet
File name:SecuriteInfo.com.Trojan.DOC.Agent.ATB.23237.21317
Download: download sample
Signature ZLoader
Create hunting rule
File size:31'744 bytes
First seen:2021-01-28 20:58:04 UTC
Last seen:Never
File type:Excel file xlsx
MIME type:application/vnd.ms-excel
ssdeep 768:9UPXk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJLb+trI0:qXk3hbdlylKsgqopeJBWhZFGkE+cL2NR
TLSH 63E241E7F6C6AD49CE49477548A783A0B712FC115B67838B3249F7292F72AC08E0355B
Reporter SecuriteInfoCom
Tags:ZLoader

Intelligence

File Origin
# of uploads :
1
# of downloads :
143
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Trojan.DOC.Agent.ATB.23237.21317
Verdict:
No threats detected
Analysis date:
2021-01-28 21:01:16 UTC
Tags:
macros macros40 generated-doc
Link:
https://app.any.run/tasks/0dfa2658-6f22-429a-b7e2-b2287bc48229

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Legit
File type:
application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
Has a screenshot:
False
Contains macros:
True
Detection(s):
SecuriteInfo.com.Trojan.DOC.Agent.ATB.23237.21317.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.Zloader.ComfortablyNumb.20201208.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.Zloader.ComfortablyNumb.M3.20201208.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.Excel4MacroLuresWatchingTheDectives.20210115.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file
Creating a process with a hidden window
Launching a process by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
Legacy Office File
Link:
https://app.docguard.net/3bd9016fe2b5f4c8ca553d003f64be95c7d40aede819faed7e9e343c4849d2ae/results/dashboard
Result
Threat name:
Unknown
Detection:
malicious
Classification:
spre.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/593376
Signature
Document exploit detected (creates forbidden files)
Document exploit detected (process start blacklist hit)
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)
System process connects to network (likely due to code injection or exploit)
Yara detected Run DLL Via DCOM
Yara detected VBS Downloader Generic
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3bd9016fe2b5f4c8ca553d003f64be95c7d40aede819faed7e9e343c4849d2ae/
Threat name:
Document-Word.Trojan.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2021-01-28 20:58:07 UTC
AV detection:
9 of 46 (19.57%)
Threat level:
  2/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
macro xlm
Link:
https://tria.ge/reports/210128-rcm6nttbzn/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies Internet Explorer settings
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetWindowsHookEx
JavaScript code in executable
Malware Config
Dropper Extraction:
https://09088888.com/vv.php
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.91
Link:
https://yomi.yoroi.company/submissions/3bd9016fe2b5f4c8ca553d003f64be95c7d40aede819faed7e9e343c4849d2ae

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:INDICATOR_DOC_PhishingPatterns
Create hunting rule
Author:ditekSHen
Description:Detects OLE, RTF, PDF and OOXML (decompressed) documents with common phishing strings
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:SUSP_EnableContent_String_Gen
Create hunting rule
Author:Florian Roth
Description:Detects suspicious string that asks to enable active content in Office Doc
Reference:Internal Research
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.

Comments