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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 84cdfdd7a4fd668e61ebf604c8c84a2528d9837ba2571e5a13d244f4d3a4a5b7. 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 File information Comments

SHA256 hash: 84cdfdd7a4fd668e61ebf604c8c84a2528d9837ba2571e5a13d244f4d3a4a5b7
SHA3-384 hash: 559a9a108cc9c7ac485c5b5134905b6028af1fa9add5b68723fe979047c42d8eb45adc08a4be82963cf93a55bfd6eb0a
SHA1 hash: b08de91b5f28708885224bcaabf1acafc8892ee6
MD5 hash: d03243bd94ee00f862be9e3b19f5e4d5
humanhash: spring-blossom-red-berlin
File name:Holiday Survey Scam 0688111.xlsb
Download: download sample
Signature Dridex
File size:115'056 bytes
First seen:2021-11-30 08:02:41 UTC
Last seen:2021-12-06 14:54:25 UTC
File type:Excel file xlsx
MIME type:application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep 3072:bnHDq6MZ1NvJcWaDjWtYTgEfB9r+5GmbMKcgsRmLjbndgt:B+cB7TD3K5RAK7sEbndc
TLSH T161B30189B13DD079CED7303EC81C8FAB05034176C4824F29A429A59C8A93F69328D7BE
Reporter TeamDreier
Tags:Dridex xlsx

Intelligence


File Origin
# of uploads :
2
# of downloads :
222
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Holiday Survey Scam 0688111.xlsb
Verdict:
No threats detected
Analysis date:
2021-11-30 08:04:11 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
Searching for the window
DNS request
Sending a custom TCP 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:
100%
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:
2021-11-30 08:03:11 UTC
File Type:
Document
Extracted files:
20
AV detection:
18 of 28 (64.29%)
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.

File information


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

Malspam

Dridex

Excel file xlsx 84cdfdd7a4fd668e61ebf604c8c84a2528d9837ba2571e5a13d244f4d3a4a5b7

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments