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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 521ccb769a6053c2e2beb9c9deadf70f525b1be8ef30afe5e6d9cb2fca7fb7bb. 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



Threat unknown


Vendor detections: 11


Intelligence 11 IOCs YARA 2 File information Comments

SHA256 hash: 521ccb769a6053c2e2beb9c9deadf70f525b1be8ef30afe5e6d9cb2fca7fb7bb
SHA3-384 hash: ff7cd6d491edeeec822404e60f9ad16f7e6ae33974c39bf0cd64655389724590fa24c8fdb4126b7a0d65b9a3e0da8d82
SHA1 hash: e057cc00b274e255d4618150b17657bce6620088
MD5 hash: ed7adf1c1b12bc41fe23b393442e3eb6
humanhash: neptune-oregon-kansas-illinois
File name:202511 英国航空账单.xls
Download: download sample
File size:198'144 bytes
First seen:2025-11-18 09:49:27 UTC
Last seen:Never
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 6144:vonQMKpwZtG6cPXNaD/ACk+46fDw//BqnN5NW+tkF6+XD2:q5tkF6+z
TLSH T124149D96F7F68966CD58473A88E2575A3332FC428FE3430B22847B1E2DB17B4581365B
TrID 34.9% (.XLS) Microsoft Excel sheet (32500/1/3)
30.1% (.XLS) Microsoft Excel sheet (alternate) (28000/1/3)
26.3% (.XLS) Microsoft Excel sheet (alternate) (24500/1/2)
8.6% (.) Generic OLE2 / Multistream Compound (8000/1)
Magika xls
Reporter proxylife
Tags:xls

Intelligence


File Origin
# of uploads :
1
# of downloads :
161
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
202511 英国航空账单.xls
Verdict:
No threats detected
Analysis date:
2025-11-18 09:52:02 UTC
Tags:
macros

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Legit
File type:
application/vnd.ms-excel
Has a screenshot:
False
Contains macros:
False
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Result
Verdict:
Malicious
File Type:
Legacy Excel File with Macro
Behaviour
BlacklistAPI detected
Document image
Document image
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
macros macros-on-close obfuscated persistence smb
Label:
Malicious
Suspicious Score:
10/10
Score Malicious:
1%
Score Benign:
0%
Verdict:
Malicious
File Type:
xls
First seen:
2025-11-18T06:58:00Z UTC
Last seen:
2025-11-18T07:34:00Z UTC
Hits:
~10
Detections:
HEUR:Virus.Script.Generic
Verdict:
inconclusive
YARA:
6 match(es)
Tags:
Office Document
Threat name:
Document-Excel.Virus.Slacker
Status:
Malicious
First seen:
2025-11-18 09:50:40 UTC
File Type:
Document
Extracted files:
26
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
macro macro_on_action
Behaviour
Checks processor information in registry
Enumerates system info in registry
Suspicious behavior: AddClipboardFormatListener
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Malware Family:
n/a
Verdict:
Malicious
Tags:
trojan TA505 Xls.Malware.Emeka-10012113-0
YARA:
TA505_Maldoc_21Nov_2
Please note that we are no longer able to provide a coverage score for Virus Total.

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:informational_win_ole_protected
Author:Jeff White (karttoon@gmail.com) @noottrak
Description:Identify OLE Project protection within documents.
Rule name:TA505_Maldoc_21Nov_2
Author:Arkbird_SOLG
Description:invitation (1).xls
Reference:https://twitter.com/58_158_177_102/status/1197432303057637377

File information


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

Comments