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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d47030ddef2e7b8143f4bf4d701996fa4fe45d966da70b49982d8cede6595f1a. 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: 5


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

SHA256 hash: d47030ddef2e7b8143f4bf4d701996fa4fe45d966da70b49982d8cede6595f1a
SHA3-384 hash: 123af4346276004a76c7e0cc3d2531f7f58e43f229b775c72ed6305feb9ea3fd6e91cb15019d9b3911396523044ce50e
SHA1 hash: e8c2e042224c086926856e0ac705958743c898d7
MD5 hash: fae94d6d3d105f118e04beb72b0da588
humanhash: king-equal-uranus-cup
File name:Contract_1371.xls
Download: download sample
Signature ZLoader
Create hunting rule
File size:41'984 bytes
First seen:2020-10-09 19:23:51 UTC
Last seen:Never
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 768:LmQk3hOdsylKlgxopeiBNhZFGzE+cL2kdAJtyd70g0S2g+9:xk3hOdsylKlgxopeiBNhZFGzE+cL2kdu
TLSH 451383E3EB85DC75CE848334495742D56312FCA157A7C38B738EF2263FB9AA04D0A256
Reporter theDark3d
Tags:hiddenmacro Loader xls ZLoader

Intelligence

File Origin
# of uploads :
1
# of downloads :
150
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a process with a hidden window
Searching for the window
Launching a process by exploiting the app vulnerability
Result
Threat name:
Hidden Macro 4.0
Create hunting rule
Detection:
malicious
Classification:
expl.evad
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/487144
Signature
Document exploit detected (process start blacklist hit)
Found abnormal large hidden Excel 4.0 Macro sheet
Found Excel 4.0 Macro with suspicious formulas
Injects code into the Windows Explorer (explorer.exe)
Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 296088 Sample: Contract_1371.xls Startdate: 10/10/2020 Architecture: WINDOWS Score: 64 18 Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros) 2->18 20 Found abnormal large hidden Excel 4.0 Macro sheet 2->20 22 Found Excel 4.0 Macro with suspicious formulas 2->22 7 EXCEL.EXE 36 35 2->7         started        10 explorer.exe 2->10         started        process3 signatures4 24 Injects code into the Windows Explorer (explorer.exe) 7->24 26 Document exploit detected (process start blacklist hit) 7->26 12 explorer.exe 7->12         started        14 cmd.exe 1 10->14         started        process5 process6 16 conhost.exe 14->16         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d47030ddef2e7b8143f4bf4d701996fa4fe45d966da70b49982d8cede6595f1a/
Threat name:
Document-Word.Packed.Generic
Create hunting rule
Status:
Suspicious
First seen:
2020-10-09 19:25:07 UTC
AV detection:
14 of 29 (48.28%)
Threat level:
  1/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
n/a
Link:
https://tria.ge/reports/201009-77plsmp7ta/
Behaviour
Modifies registry key
Suspicious behavior: AddClipboardFormatListener
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
Process spawned unexpected child process
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/d47030ddef2e7b8143f4bf4d701996fa4fe45d966da70b49982d8cede6595f1a

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.

Comments