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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2b154b5f67c1e4c873cfa92e3fc9c9c4a170549b47f643e349949013477cdcb6. 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 2 File information Comments

SHA256 hash: 2b154b5f67c1e4c873cfa92e3fc9c9c4a170549b47f643e349949013477cdcb6
SHA3-384 hash: a6d8547c3d1e1d1af27be6527f2b4b625d7426bedad0f9ce05a5f81388328b3d490f7d09109255dfe99d6882975ad175
SHA1 hash: 0370da88507e399ce082b3f51f2a74fe05613fd0
MD5 hash: 72837f097fb8e21abf06caf4851e34f2
humanhash: nuts-saturn-avocado-avocado
File name:Holiday Survey Fraud 2376511.xlsb
Download: download sample
Signature Dridex
File size:94'531 bytes
First seen:2021-11-30 08:02:39 UTC
Last seen:2021-12-06 14:54:23 UTC
File type:Excel file xlsx
MIME type:application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep 1536:8pWsd6iOjBwVxC6HszWu92u3HUqudPvMlxfahNNa6bSJ8UyCDiAMKd5nZL:bsdsi7+pn30x0lxih/a6bSdEKdRZL
TLSH T11B93F15FAA5BDA5CCDAF58BE94C24DECACB5E0105018F278A6D46138D023723ACDD4EC
Reporter TeamDreier
Tags:Dridex xlsx

Intelligence


File Origin
# of uploads :
2
# of downloads :
223
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Holiday Survey Fraud 2376511.xlsb
Verdict:
No threats detected
Analysis date:
2021-11-30 08:06:45 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.openxmlformats-officedocument.spreadsheetml.sheet
Has a screenshot:
False
Contains macros:
False
Result
Verdict:
Clean
Maliciousness:

Behaviour
DNS request
Searching for the window
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:
75%
Tags:
evasive mshta stripped
Result
Threat name:
Dridex Downloader
Detection:
malicious
Classification:
troj.expl.evad
Score:
96 / 100
Signature
Contains functionality to create processes via WMI
Creates and opens a fake document (probably a fake document to hide exploiting)
Creates processes via WMI
Document exploit detected (process start blacklist hit)
Multi AV Scanner detection for submitted file
Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)
Sigma detected: Microsoft Office Product Spawning Windows Shell
Sigma detected: Suspicious MSHTA Process Patterns
Sigma detected: TA505 Dropper Load Pattern
Yara detected Dridex Downloader
Behaviour
Behavior Graph:
Threat name:
Document-Excel.Infostealer.Dridex
Status:
Malicious
First seen:
2021-11-29 14:07:40 UTC
File Type:
Document
Extracted files:
20
AV detection:
16 of 28 (57.14%)
Threat level:
  5/5
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:ach_Dridex_xls_20200528
Author:abuse.ch
Rule name:BitcoinAddress
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address

File information


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

Malspam

Dridex

Excel file xlsx 2b154b5f67c1e4c873cfa92e3fc9c9c4a170549b47f643e349949013477cdcb6

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments