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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 582f2b77cf9f80dd31a175e417f18f0e8a35a6a824a89d9ac6335753b88bb25e. 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



Dridex


Vendor detections: 8


Intelligence 8 IOCs YARA 3 File information Comments

SHA256 hash: 582f2b77cf9f80dd31a175e417f18f0e8a35a6a824a89d9ac6335753b88bb25e
SHA3-384 hash: f08849e7ea14dfa3559233dffedc7f910e837cacdd7ac181f6bd08457d82a52e02db4f08e48f0fa9c37aba40ac3c03c1
SHA1 hash: 2bce24314d58c9fd6cf18ee50bb292c7f5b4d2c1
MD5 hash: ff46051b82db9f45e6cb9b9cf8767b97
humanhash: chicken-iowa-edward-cup
File name:Bill-4673709942.xlsm
Download: download sample
Signature Dridex
File size:111'390 bytes
First seen:2021-12-06 17:46:04 UTC
Last seen:Never
File type:Excel file xlsm
MIME type:application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep 3072:R/95l/pzk8EOKOf5FTOB1SR4CH2URwHZ16ad+p:RrzUOKGzTOB9CH2Ey1dS
TLSH T10EB3126FC6C9DD19C2D3F0F4010E25F3B465849085841B9FB2687BBC96AC8E78F6E466
Reporter GovCERT_CH
Tags:Dridex xlsm

Intelligence


File Origin
# of uploads :
1
# of downloads :
396
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Bill-4673709942.xlsm
Verdict:
No threats detected
Analysis date:
2021-12-06 18:42:00 UTC
Tags:
macros40

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:
False
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
DNS request
Creating a window
Сreating synchronization primitives
Result
Verdict:
Malicious
File Type:
OOXML Excel File with Excel4Macro
Document image
Document image
Verdict:
Malicious
Threat level:
  10/10
Confidence:
67%
Tags:
evasive wscript xlm
Result
Threat name:
Hidden Macro 4.0
Detection:
malicious
Classification:
expl.evad
Score:
96 / 100
Signature
Contains functionality to create processes via WMI
Creates processes via WMI
Document exploit detected (creates forbidden files)
Document exploit detected (process start blacklist hit)
Found Excel 4.0 Macro with suspicious formulas
Found obfuscated Excel 4.0 Macro
Found protected and hidden Excel 4.0 Macro sheet
Microsoft Office drops suspicious files
Multi AV Scanner detection for submitted file
Potential malicious VBS script found (has network functionality)
Sigma detected: Microsoft Office Product Spawning Windows Shell
Sigma detected: WScript or CScript Dropper
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 535027 Sample: Bill-4673709942.xlsm Startdate: 06/12/2021 Architecture: WINDOWS Score: 96 39 Multi AV Scanner detection for submitted file 2->39 41 Potential malicious VBS script found (has network functionality) 2->41 43 Contains functionality to create processes via WMI 2->43 45 6 other signatures 2->45 6 EXCEL.EXE 8 12 2->6         started        10 explorer.exe 2 2->10         started        12 explorer.exe 2->12         started        14 6 other processes 2->14 process3 file4 33 C:\Users\user\...\~$Bill-4673709942.xlsm, data 6->33 dropped 35 C:\ProgramData\LIYZvgHQMgOdqHH.vbs, ASCII 6->35 dropped 47 Document exploit detected (creates forbidden files) 6->47 49 Microsoft Office drops suspicious files 6->49 16 WMIC.exe 6->16         started        19 WMIC.exe 6->19         started        21 WMIC.exe 6->21         started        23 WMIC.exe 6->23         started        25 wscript.exe 10->25         started        27 wscript.exe 12->27         started        29 wscript.exe 14->29         started        31 wscript.exe 14->31         started        signatures5 process6 signatures7 37 Creates processes via WMI 16->37
Threat name:
Document-Word.Downloader.EncDoc
Status:
Malicious
First seen:
2021-12-06 16:58:00 UTC
File Type:
Document
Extracted files:
20
AV detection:
14 of 28 (50.00%)
Threat level:
  3/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro xlm
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
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:BitcoinAddress
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:Microsoft_XLSX_with_Macrosheet
Rule name:Microsoft_XLSX_with_Macrosheet

File information


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

Malspam

Dridex

Excel file xlsm 582f2b77cf9f80dd31a175e417f18f0e8a35a6a824a89d9ac6335753b88bb25e

(this sample)

  
Dropped by
Dridex
  
Delivery method
Distributed via e-mail attachment

Comments