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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 49692fdf5cb461635452184efd19b1801b828342d062d19497437c4b8d2e044b. 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


Maldoc score: 6


Intelligence 6 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 49692fdf5cb461635452184efd19b1801b828342d062d19497437c4b8d2e044b
SHA3-384 hash: 86058df25ad033fec31311fc7ba8b18cb3038737a56f5bf7bcf24016ec4fd88cd7499e2139bea04c53ab0ad64dd4a5cc
SHA1 hash: ba9cd7126e648819bbf14e8e557a6afc9afbff22
MD5 hash: eb2e387236ea788411dc432961e276cf
humanhash: edward-maryland-pip-avocado
File name:0057.xlsm
Download: download sample
Signature ZLoader
Create hunting rule
File size:25'474 bytes
First seen:2021-03-11 15:33:24 UTC
Last seen:2021-03-12 13:41:07 UTC
File type:Excel file xlsm
MIME type:application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep 384:x1qmGbh/xtnc7WGYvzCucGFZy8afnTt7W8mnO7BKLWQngUlM9zZTJD3D4JKU:xkjbNDNG8lm8sTt7WHgxlTJMJn
TLSH C5B2D0193136544AC12B7B39C01A5297970AE423EA88A3397859F49F790728F46DD3BF
Reporter info_sec_ca
Tags:xlsm ZLoader

Office OLE Information

This malware samples appears to be an Office document. The following table provides more information about this document using oletools and oledump.

OLE id
Maldoc score: 6
OLE vba

MalwareBazaar was able to extract and deobfuscate VBA script(s) the following information from OLE objects embedded in this file using olevba:

TypeKeywordDescription
SuspiciousHex StringsHex-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)
SuspiciousBase64 StringsBase64-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)
SuspiciousXLM macrosheetXLM macrosheet found. It could contain malicious code

Intelligence

File Origin
# of uploads :
3
# of downloads :
200
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
0057.xlsm
Verdict:
No threats detected
Analysis date:
2021-03-11 15:36:25 UTC
Tags:
macros40
Link:
https://app.any.run/tasks/ac221897-8c20-4bd5-9cc5-a47f9252fe69

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
File type:
application/vnd.ms-excel.sheet.macroEnabled.12
Has a screenshot:
False
Contains macros:
True
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/123835/
Detection(s):
SecuriteInfo.com.macro.office.07defname.gen.8461.31431.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Result
Verdict:
Malicious
File Type:
OOXML Excel File with Excel4Macro
Link:
https://app.docguard.net/49692fdf5cb461635452184efd19b1801b828342d062d19497437c4b8d2e044b/results/dashboard
Result
Threat name:
Hidden Macro 4.0
Create hunting rule
Detection:
malicious
Classification:
evad
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/637037
Signature
Found abnormal large hidden Excel 4.0 Macro sheet
Hides that the sample has been downloaded from the Internet (zone.identifier)
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/49692fdf5cb461635452184efd19b1801b828342d062d19497437c4b8d2e044b/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jfus7x24wrqwgvcsdbhp2gnrqanyfa2c2brndfexin6exdjoarfq._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
macro xlm
Link:
https://tria.ge/reports/210311-8djgxsp59x/
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
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/49692fdf5cb461635452184efd19b1801b828342d062d19497437c4b8d2e044b

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:Microsoft_XLSX_with_Macrosheet
Create hunting rule
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.

Web download

ZLoader

Excel file xlsm 49692fdf5cb461635452184efd19b1801b828342d062d19497437c4b8d2e044b

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/123835/
  
URLhaus
https://urlhaus.abuse.ch/url/1061745/
  
Delivery method
Distributed via web download

Comments