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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 82938b680bdaeddb0585cac072868e68412b830dfdc49a45e833f38631855e67. 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: 15


Maldoc score: 31


Intelligence 15 IOCs YARA 6 File information Comments

SHA256 hash: 82938b680bdaeddb0585cac072868e68412b830dfdc49a45e833f38631855e67
SHA3-384 hash: 5c7a55d94170ef6da320a9e33646a86f56ed2351956b4126a0a8f5ab731e4930e609d4a4e7664ab08ef072f64986476c
SHA1 hash: 24e6f14b18ca1f5d544bf537de099dfe13be4a56
MD5 hash: a02bbd267d98c2c0c480e8c2ab9459ef
humanhash: beryllium-neptune-alanine-cat
File name:82938b680bdaeddb0585cac072868e68412b830dfdc49a45e833f38631855e67.xls
Download: download sample
File size:611'328 bytes
First seen:2025-09-13 17:02:36 UTC
Last seen:2025-09-13 18:00:19 UTC
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 12288:2cEbw/6XKqf4mqtNIL0ofiiCAmtLNMJsQ/YlQPE5thxOK:dEbw/6XKJVgiiCttLmZglwCthxO
TLSH T182D4CF45B2D1C87AC76642398D97C6A5B372BC010F62DB9B339CB32E2F737A09916741
TrID 46.5% (.XLS) Microsoft Excel sheet (alternate) (56500/1/4)
26.7% (.XLS) Microsoft Excel sheet (32500/1/3)
20.1% (.XLS) Microsoft Excel sheet (alternate) (24500/1/2)
6.5% (.) Generic OLE2 / Multistream Compound (8000/1)
Magika xls
Reporter JAMESWT_WT
Tags:xls

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: 31
Application name is Microsoft Excel
Author of this document is user
File Format is MS Excel 97-2003
Container Format is OLE
Office document contains VBA Macros
OLE dump

MalwareBazaar was able to identify 31 sections in this file using oledump:

Section IDSection sizeSection name
1108 bytesCompObj
2264 bytesDocumentSummaryInformation
3208 bytesSummaryInformation
4523547 bytesWorkbook
5802 bytes_VBA_PROJECT_CUR/PROJECT
6224 bytes_VBA_PROJECT_CUR/PROJECTwm
79178 bytes_VBA_PROJECT_CUR/VBA/Module1
87228 bytes_VBA_PROJECT_CUR/VBA/Module2
98554 bytes_VBA_PROJECT_CUR/VBA/Module3
1011074 bytes_VBA_PROJECT_CUR/VBA/Module4
117735 bytes_VBA_PROJECT_CUR/VBA/Module5
121007 bytes_VBA_PROJECT_CUR/VBA/Sheet1
131188 bytes_VBA_PROJECT_CUR/VBA/Sheet2
141188 bytes_VBA_PROJECT_CUR/VBA/Sheet3
153695 bytes_VBA_PROJECT_CUR/VBA/ThisWorkbook
166134 bytes_VBA_PROJECT_CUR/VBA/_VBA_PROJECT
176662 bytes_VBA_PROJECT_CUR/VBA/__SRP_0
181426 bytes_VBA_PROJECT_CUR/VBA/__SRP_1
19464 bytes_VBA_PROJECT_CUR/VBA/__SRP_10
20106 bytes_VBA_PROJECT_CUR/VBA/__SRP_11
21439 bytes_VBA_PROJECT_CUR/VBA/__SRP_2
22528 bytes_VBA_PROJECT_CUR/VBA/__SRP_3
23586 bytes_VBA_PROJECT_CUR/VBA/__SRP_6
24455 bytes_VBA_PROJECT_CUR/VBA/__SRP_7
25198 bytes_VBA_PROJECT_CUR/VBA/__SRP_a
261190 bytes_VBA_PROJECT_CUR/VBA/__SRP_b
27369 bytes_VBA_PROJECT_CUR/VBA/__SRP_c
28522 bytes_VBA_PROJECT_CUR/VBA/__SRP_d
29464 bytes_VBA_PROJECT_CUR/VBA/__SRP_e
30106 bytes_VBA_PROJECT_CUR/VBA/__SRP_f
31706 bytes_VBA_PROJECT_CUR/VBA/dir
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
AutoExecWorkbook_OpenRuns when the Excel Workbook is opened
AutoExecWorkbook_BeforeCloseRuns when the Excel Workbook is closed
IOCadvapi32.dllExecutable file name
SuspiciousEnvironMay read system environment variables
SuspiciousOpenMay open a file
SuspiciousCopyFileMay copy a file
SuspiciousADODB.StreamMay create a text file
Suspiciousshell32May run an executable file or a systemcommand
SuspiciousCreateObjectMay create an OLE object
SuspiciousLibMay run code from a DLL
SuspiciousStrReverseMay attempt to obfuscate specific strings(use option --deobf to deobfuscate)
SuspiciousRegCloseKeyMay read or write registry keys
SuspiciousexecMay run an executable file or a system
SuspiciousHex StringsHex-encoded strings were detected, may beused to obfuscate strings (option --decode tosee all)
SuspiciousBase64 StringsBase64-encoded strings were detected, may beused to obfuscate strings (option --decode tosee all)

Intelligence


File Origin
# of uploads :
2
# of downloads :
113
Origin country :
IT IT
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
82938b680bdaeddb0585cac072868e68412b830dfdc49a45e833f38631855e67.xls
Verdict:
Malicious activity
Analysis date:
2025-09-13 17:03:33 UTC
Tags:
macros macros-on-open

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
96.5%
Tags:
office macro micro
Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Connection attempt
Creating a window
Сreating synchronization primitives
Creating a file in the %temp% directory
Creating a file
Creating a process with a hidden window
Searching for the window
Using the Windows Management Instrumentation requests
Searching for synchronization primitives
Launching a process
Launching the default Windows debugger (dwwin.exe)
Loading a suspicious library
Launching a tool to kill processes
Forced shutdown of a system process
Launching a process by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
Legacy Excel File with Macro
Behaviour
BlacklistAPI detected
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm base64 explorer language-uk lolbin macros macros-on-close macros-on-open obfuscated packed packed
Verdict:
Malicious
Labled as:
Msoffice/malicious_confidence_100%
Label:
Malicious
Suspicious Score:
10/10
Score Malicious:
1%
Score Benign:
0%
Verdict:
Malicious
File Type:
xls
First seen:
2025-09-08T11:46:00Z UTC
Last seen:
2025-09-08T11:46:00Z UTC
Hits:
~100
Detections:
HEUR:Trojan.Script.Generic
Verdict:
Malware
YARA:
6 match(es)
Tags:
Corrupted Office Document
Verdict:
Malicious
Threat:
Trojan-Spy.MSIL.KeyLogger
Threat name:
Script-Macro.Trojan.Minerva
Status:
Malicious
First seen:
2025-09-08 17:43:12 UTC
File Type:
Document
Extracted files:
47
AV detection:
11 of 24 (45.83%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
adware defense_evasion macro macro_on_action persistence privilege_escalation spyware
Behaviour
Checks SCSI registry key(s)
Checks processor information in registry
Enumerates system info in registry
Kills process with taskkill
Modifies Internet Explorer settings
Modifies registry class
NTFS ADS
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates connected drives
Process spawned suspicious child process
Deletes itself
Event Triggered Execution: Component Object Model Hijacking
Loads dropped DLL
Office macro that triggers on suspicious action
Boot or Logon Autostart Execution: Active Setup
Process spawned unexpected child process
Verdict:
Suspicious
Tags:
trojan TA505
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:CP_Script_Inject_Detector
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
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