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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8fb997e0c8d5553806303382e7a8efe7756e8340ed23cc21b38afd64ef72e643. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8fb997e0c8d5553806303382e7a8efe7756e8340ed23cc21b38afd64ef72e643
SHA3-384 hash: cf068d7633bf1eaf8123beb9b264bc87b79e2b9a40feb7a9d936530970c9e4c7e1b03a636d77a710522c9514c443ed7d
SHA1 hash: 2aa9da4f260a32e730baa06451792d4c042095bb
MD5 hash: ba2dac3d28490070cfc240f0f884cdac
humanhash: delaware-saturn-xray-neptune
File name:ba2dac3d28490070cfc240f0f884cdac.dll
Download: download sample
Signature Dridex
Create hunting rule
File size:188'416 bytes
First seen:2021-08-12 13:58:56 UTC
Last seen:Never
File type:DLL dll
MIME type:application/x-dosexec
imphash 1691313ae64e22216ac678d4d81d8bb7 (5 x Dridex)
ssdeep 3072:7JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8J3a//2uFrSc:gfYOX+wTScR/Xzku9LVwAuG
Threatray 4'866 similar samples on MalwareBazaar
TLSH T1C604C090D9EBE5E9E09E5ABA5C7BE23F62685B578720CF5BD364C71CE6A2D4010E1300
Reporter abuse_ch
Tags:dll Dridex

Intelligence

File Origin
# of uploads :
1
# of downloads :
374
Origin country :
n/a
Vendor Threat Intelligence
Detection:
DridexLoader
Create hunting rule
Link:
https://www.capesandbox.com/analysis/178767/
Detection(s):
Win.Packed.Dridex-9885399-0
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Sending a UDP request
Malware family:
Dridex
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9ab4be9c-c8d7-45ef-9fb3-f45b9342c24a
Result
Threat name:
Dridex
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/831824
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Found PHP interpreter
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Tries to delay execution (extensive OutputDebugStringW loop)
Tries to detect sandboxes / dynamic malware analysis system (file name check)
Yara detected Dridex unpacked file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 464253 Sample: 6lzK0Qdc1T.dll Startdate: 12/08/2021 Architecture: WINDOWS Score: 84 40 87.98.128.76 OVHFR France 2->40 42 80.241.218.90 CONTABODE Germany 2->42 44 103.161.172.109 AARNET-AS-APAustralianAcademicandResearchNetworkAARNe unknown 2->44 46 Found malware configuration 2->46 48 Multi AV Scanner detection for submitted file 2->48 50 Yara detected Dridex unpacked file 2->50 52 3 other signatures 2->52 9 loaddll32.exe 1 2->9         started        signatures3 process4 signatures5 54 Tries to detect sandboxes / dynamic malware analysis system (file name check) 9->54 12 rundll32.exe 9->12         started        15 rundll32.exe 9->15         started        17 rundll32.exe 9->17         started        19 4 other processes 9->19 process6 signatures7 56 Tries to detect sandboxes / dynamic malware analysis system (file name check) 12->56 58 Tries to delay execution (extensive OutputDebugStringW loop) 12->58 21 WerFault.exe 2 9 15->21         started        23 WerFault.exe 15->23         started        25 WerFault.exe 9 17->25         started        27 WerFault.exe 17->27         started        29 rundll32.exe 19->29         started        32 WerFault.exe 9 19->32         started        34 WerFault.exe 19->34         started        36 2 other processes 19->36 process8 signatures9 60 Tries to detect sandboxes / dynamic malware analysis system (file name check) 29->60 38 WerFault.exe 23 9 29->38         started        process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8fb997e0c8d5553806303382e7a8efe7756e8340ed23cc21b38afd64ef72e643/
Threat name:
Win32.Worm.Cridex
Create hunting rule
Status:
Malicious
First seen:
2021-08-12 13:59:10 UTC
AV detection:
24 of 46 (52.17%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=r64zpygi2vktqbrqgobopkhp452w5a2a5ur4yintrl6wj33s4zbq._file
Verdict:
malicious
Label(s):
doppeldridex
Create hunting rule
dridex
Create hunting rule
Similar samples:
39a648d2a1e438da1c387ee74a304265c3d7c4ca80bbcfcc6ec56b63af312954
Dridex
3ea9e629fa353c6e19b68916e613d4cc64101c4f14d011333a6814feeceab404
Dridex
4029e74468c92f45602e675f3f3ec1b45489ca962f36700434021ddc0e3acc26
Dridex
59e61b5ec3eb024ce68f9011a69ccb617120fb95100835d173e44c8dc4d08924
Dridex
64fc64d39aa5da0b7b45ba083f17c4db5045e9f144ba24c2f54634a87213df92
Dridex
82a74145a55d3a4256f1434ae60b49a72a9eb13a3b8be5ffdc69d8cf2de330b5
Dridex
901782479cf975a8b2811264fd34f2e6fde694dcb968ce8bf502cb054ac9eb5a
Dridex
ceec0ff35d3b1f525c0e4c6bc25e6758a59c8d3133e2f1c6089debc7985c27c8
Dridex
ee9409c9e9ed5324f7a6ce9704076d1effa78c9c9de14ae7b8a7bc6edb30abd7
Dridex
+ 4'856 additional samples on MalwareBazaar
Result
Malware family:
dridex
Create hunting rule
Score:
  10/10
Tags:
family:dridex botnet:22201 botnet loader
Link:
https://tria.ge/reports/210812-17v7w4mr3x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Dridex Loader
Dridex
Malware Config
C2 Extraction:
80.241.218.90:443
103.161.172.109:13786
87.98.128.76:5723
Unpacked files
SH256 hash:
efd763eb717e7278c75ad688e87a8c85bd9da903d045b9a6952cba3e3cd8141e
MD5 hash:
45dda3e41d644cc97e6472289d57a4ed
SHA1 hash:
4d4f3c39407939de23a7a78e19bcfca82230aa09
Detections:
win_dridex_auto
Create hunting rule
Link:
https://www.unpac.me/results/9098394a-12ee-46c4-a541-1739783d8c65/
Parent samples :
82a74145a55d3a4256f1434ae60b49a72a9eb13a3b8be5ffdc69d8cf2de330b5
3ea9e629fa353c6e19b68916e613d4cc64101c4f14d011333a6814feeceab404
8fb997e0c8d5553806303382e7a8efe7756e8340ed23cc21b38afd64ef72e643
e5c88a3b3c7e335b83b9823248efeafcc25295a80cde517869ced7580c90a65c
7dce4891460d8a95872bb92c7428894b4c467d48af425d96da49f515ff8d0f61
SH256 hash:
3a2ad5a30a52bd85a0f8c0bba1124b124b36bd11720a052a5c92aeab4b7e4ee2
MD5 hash:
68ff3c9f09cab2d0cb11121d61861e97
SHA1 hash:
ee200e18103e995b03c3a9aa4752cffa6866d73e
Detections:
win_doppeldridex_auto
Create hunting rule
Link:
https://www.unpac.me/results/9098394a-12ee-46c4-a541-1739783d8c65/
SH256 hash:
8fb997e0c8d5553806303382e7a8efe7756e8340ed23cc21b38afd64ef72e643
MD5 hash:
ba2dac3d28490070cfc240f0f884cdac
SHA1 hash:
2aa9da4f260a32e730baa06451792d4c042095bb
Link:
https://www.unpac.me/results/9098394a-12ee-46c4-a541-1739783d8c65/
Malware family:
Dridex
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/8fb997e0c8d5/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.14
Link:
https://yomi.yoroi.company/submissions/8fb997e0c8d5553806303382e7a8efe7756e8340ed23cc21b38afd64ef72e643

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: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 8fb997e0c8d5553806303382e7a8efe7756e8340ed23cc21b38afd64ef72e643

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1527785/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/178767/

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