MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b33f7632696b48108f33d008571fb9a28c9f2ed74ad883fdc70d385e2b861391. 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: 10


Intelligence 10 IOCs YARA 6 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b33f7632696b48108f33d008571fb9a28c9f2ed74ad883fdc70d385e2b861391
SHA3-384 hash: 661842f4c7e4024880ee71ed4562bb4d30198cd172ed2de6818ecb4c3899cb31ac138703e98eb435d2c4de100309ea5c
SHA1 hash: 63a5c4227c7b6ab6b25638ab9b2455dca83c9d99
MD5 hash: bba3450fe0a67a95d8bbd4b736face4f
humanhash: montana-earth-apart-march
File name:bba3450fe0a67a95d8bbd4b736face4f
Download: download sample
Signature Dridex
Create hunting rule
File size:524'288 bytes
First seen:2021-12-20 17:12:06 UTC
Last seen:2021-12-21 13:59:52 UTC
File type:DLL dll
MIME type:application/x-dosexec
imphash 5ad3b93adc2f9b7a31e634988c069f77 (85 x Dridex)
ssdeep 12288:H2cK4kV9W/k7MNKABzMyLi8E6+DnOM2SwyuAn:6kMs9
Threatray 5'672 similar samples on MalwareBazaar
TLSH T1A1B4BF92960F6767E43C32B3E8E36436AB434F280DD4BDE5BA00764F733D498649D686
Reporter zbetcheckin
Tags:32 dll Dridex exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
153
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Variant.Lazy.88453.3519.4091.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
DNS request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/61c0b9a24ab5c44cbf4a79e0/reports/9cba84c1-5eb4-455b-aefd-7f011a39d0a8/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Dridex
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3200c3ac-c426-4f58-9a1f-423a11987b23
Result
Threat name:
Dridex
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/910532
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Sigma detected: Suspicious Call by Ordinal
Tries to delay execution (extensive OutputDebugStringW loop)
Yara detected Dridex unpacked file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 543015 Sample: pux8WCxf3y Startdate: 20/12/2021 Architecture: WINDOWS Score: 80 23 89.31.56.58 UNITHOST-ASNL Netherlands 2->23 25 51.159.52.196 OnlineSASFR France 2->25 27 2 other IPs or domains 2->27 31 Found malware configuration 2->31 33 Multi AV Scanner detection for submitted file 2->33 35 Yara detected Dridex unpacked file 2->35 37 3 other signatures 2->37 9 loaddll32.exe 1 2->9         started        signatures3 process4 signatures5 39 Tries to delay execution (extensive OutputDebugStringW loop) 9->39 12 cmd.exe 1 9->12         started        14 rundll32.exe 9->14         started        process6 process7 16 rundll32.exe 12->16         started        18 WerFault.exe 9 14->18         started        process8 20 WerFault.exe 23 9 16->20         started        dnsIp9 29 192.168.2.1 unknown unknown 20->29
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b33f7632696b48108f33d008571fb9a28c9f2ed74ad883fdc70d385e2b861391/
Threat name:
Win32.Trojan.KryptikAGen
Create hunting rule
Status:
Malicious
First seen:
2021-12-20 17:13:07 UTC
File Type:
PE (Dll)
AV detection:
24 of 28 (85.71%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wm7xmmtjnnebbdzt2aefoh5zukgj6lwxjlmih7ohbu4f4k4gcoiq._file
Verdict:
malicious
Label(s):
doppeldridex
Create hunting rule
dridex
Create hunting rule
Similar samples:
2ed4c30203ad5091fac0cb694f5dca3af5a591e0de6a56a0dfb51f20ba82fbc9
Dridex
4e41e0a0750125693aeadde94e11f23f9b29a81b26b41463117bd39d19374f84
Dridex
69c083542e53579cfd344f93d7109f13a676adf4d73fa41425b3b0fa1dc702e4
Dridex
752cc527d4c57db8e25158c476c2cc059c688d68b869428f1c5fce651e47a4b2
Dridex
b3f2455dbdfadfdb76026bff37d4180f90b8dcfed7ce84043e2fcef4ae33b5e1
Dridex
e5607a5a103d6bc04f97ffdeea63ba4629a6f99d55d89d2b2047e6d61c539357
Dridex
ee14add8eb5342d6c672dbff573b0737ac4f718f06d2881f9d319e6c806db770
Dridex
+ 5'662 additional samples on MalwareBazaar
Result
Malware family:
dridex
Create hunting rule
Score:
  10/10
Tags:
family:dridex botnet:22203 botnet loader
Link:
https://tria.ge/reports/211220-vreasacbcq/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Dridex Loader
Dridex
Malware Config
C2 Extraction:
51.159.52.196:443
134.209.247.135:6602
194.233.68.48:5228
89.31.56.58:593
Unpacked files
SH256 hash:
b33f7632696b48108f33d008571fb9a28c9f2ed74ad883fdc70d385e2b861391
MD5 hash:
bba3450fe0a67a95d8bbd4b736face4f
SHA1 hash:
63a5c4227c7b6ab6b25638ab9b2455dca83c9d99
Link:
https://www.unpac.me/results/be800e62-2c2a-4707-9de6-7f036a47dbf1/
Malware family:
Dridex
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/b33f7632696b/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/b33f7632696b48108f33d008571fb9a28c9f2ed74ad883fdc70d385e2b861391

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:DridexLoader
Create hunting rule
Author:kevoreilly
Description:Dridex v4 dropper C2 parsing function
Rule name:DridexV4
Create hunting rule
Author:kevoreilly
Description:Dridex v4 Payload
Rule name:dridex_loader
Create hunting rule
Author:kevoreilly
Description:Dridex Loader
Rule name:MALWARE_Win_DLLLoader
Create hunting rule
Author:ditekSHen
Description:Detects unknown DLL Loader
Rule name:win_doppeldridex_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.doppeldridex.
Rule name:win_dridex_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.dridex.

File information

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

Web download

Dridex

DLL dll b33f7632696b48108f33d008571fb9a28c9f2ed74ad883fdc70d385e2b861391

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1902414/
  
URLhaus
https://urlhaus.abuse.ch/url/1902476/

Comments


Avatar
zbet commented on 2021-12-20 17:12:07 UTC

url : hxxp://cucsur.udgvirtual.udg.mx/oa/2020/SisTur/V4S/OPqwWCRkkklgbtq.bin