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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a6aaa4ffb112d78aa20345821920ce6554d96303f7fb3facb5143de348cf2aae. 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 5 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a6aaa4ffb112d78aa20345821920ce6554d96303f7fb3facb5143de348cf2aae
SHA3-384 hash: e98380a293239fd747dc693fd3b0bec016144c13a88b41e9759eaa80c497391ad79b1b867135a6656fd22d8267e3ddf2
SHA1 hash: aeb848348d88a4985dcacca9f5884dfa84b2eee1
MD5 hash: 0a0db2bba0688506e8f1197fb8a86820
humanhash: oven-white-king-london
File name:0a0db2bba0688506e8f1197fb8a86820
Download: download sample
Signature Dridex
Create hunting rule
File size:192'512 bytes
First seen:2021-09-22 18:20:05 UTC
Last seen:Never
File type:DLL dll
MIME type:application/x-dosexec
imphash bc9115da123ae49443de76ad96ad8e1a (7 x Dridex)
ssdeep 3072:zwd4sevPYabz9RLhPO8f3zRCyvD6meTuxn2ZjflxomQYIE5abiK/n1:IsvQabz9C21Pmb82xnwia
Threatray 5'021 similar samples on MalwareBazaar
TLSH T1B414DF13A6B931D3E19B383F92A1E7B16E386F43C338C45BD6D4F56899312A354A5332
Reporter zbetcheckin
Tags:32 dll Dridex exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
301
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/190399/
Detection(s):
SecuriteInfo.com.ML.PE-A.101.2162.UNOFFICIAL
Create hunting rule

Malware family:
Dridex
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c553b8ee-9a26-48a5-90a4-bbe1cfa4766d
Result
Threat name:
Dridex
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/855895
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Multi AV Scanner detection for submitted file
Tries to delay execution (extensive OutputDebugStringW loop)
Yara detected Dridex unpacked file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 488328 Sample: nTJid8GAU6.dll Startdate: 22/09/2021 Architecture: WINDOWS Score: 72 41 148.251.190.18 HETZNER-ASDE Germany 2->41 43 45.73.148.28 FIBERNET-DIRECTUS United States 2->43 45 202.157.177.65 EXBCOID-AS-APPTEXABYTESNETWORKINDONESIAID Malaysia 2->45 49 Found malware configuration 2->49 51 Multi AV Scanner detection for submitted file 2->51 53 Yara detected Dridex unpacked file 2->53 55 C2 URLs / IPs found in malware configuration 2->55 9 loaddll32.exe 1 2->9         started        signatures3 process4 process5 11 rundll32.exe 9->11         started        14 rundll32.exe 9->14         started        16 rundll32.exe 9->16         started        18 4 other processes 9->18 signatures6 57 Tries to delay execution (extensive OutputDebugStringW loop) 11->57 20 WerFault.exe 9 11->20         started        22 WerFault.exe 2 9 14->22         started        25 WerFault.exe 14->25         started        27 WerFault.exe 16->27         started        29 WerFault.exe 16->29         started        31 rundll32.exe 18->31         started        33 WerFault.exe 9 18->33         started        35 WerFault.exe 18->35         started        37 2 other processes 18->37 process7 dnsIp8 47 192.168.2.1 unknown unknown 22->47 39 WerFault.exe 23 9 31->39         started        process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a6aaa4ffb112d78aa20345821920ce6554d96303f7fb3facb5143de348cf2aae/
Threat name:
Win32.Trojan.KryptikAGen
Create hunting rule
Status:
Malicious
First seen:
2021-09-22 16:11:00 UTC
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=u2vkj75rcllyviqdiwbbsigomvknsyyd675t7lfvcq66gsgpfkxa._file
Verdict:
malicious
Label(s):
doppeldridex
Create hunting rule
dridex
Create hunting rule
Similar samples:
035b872c1cb731d6df2dfea0c269828c3687c4e543c66d4803d85591f1272f4c
Dridex
125a61ca8cc8e76aeee82a18a0a796e5857df7bf736c494434d14b54766f365a
Dridex
1a05a89e58869e9f5813310a825548dafd49e75da6d4e2b2fbfa33edc3b361db
Dridex
2c390fb974e588b84398b1296d94e68d31d07a802cf47afd126c006e9198771b
Dridex
464f025383d27efe7d46e6745491a86de9a3c0cdd8e133df8f282b6f26091af7
Dridex
7fefd24874a34e614d9089a0a9ebd85458ec71ae328edbd6197a421aec3e2aba
Dridex
9da015c5a2cd9f19365600e478814010b844aff8b2604622cb6298c2567acef8
Dridex
a6d5469211239598d8cb1b2728aac17038aaadff212ef1616e432984e9357426
Dridex
acbcd5ce1579a43148eee9b867f035cd0bc16f237a4790322467a0dac23ce7c6
Dridex
c8341fecb34445b0fb0aea7a560da67979d75d5d4fa85794c00b93d363efd336
Dridex
+ 5'011 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/210922-wytjqadeb2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Dridex Loader
Dridex
Malware Config
C2 Extraction:
148.251.190.18:443
45.73.148.28:10933
202.157.177.65:5412
Unpacked files
SH256 hash:
2fc85ac742a00e89ebd5303911ba98efdfbc9b85012164d339d22a1cd1604376
MD5 hash:
4b8cba9b3faf30826a7eb9a3e041c98d
SHA1 hash:
2d40d9432fce44d7e6c756837427173685c11795
Detections:
win_dridex_auto
Create hunting rule
Link:
https://www.unpac.me/results/96489b34-5589-4fc5-8b1b-304ca4ac6231/
Parent samples :
acbcd5ce1579a43148eee9b867f035cd0bc16f237a4790322467a0dac23ce7c6
c8341fecb34445b0fb0aea7a560da67979d75d5d4fa85794c00b93d363efd336
035b872c1cb731d6df2dfea0c269828c3687c4e543c66d4803d85591f1272f4c
a6d5469211239598d8cb1b2728aac17038aaadff212ef1616e432984e9357426
a6aaa4ffb112d78aa20345821920ce6554d96303f7fb3facb5143de348cf2aae
8f2e0592571ad0147ac0a4fb9c8e8a5fff9ca8ef450b4522ae66aca6243f5138
28222c906d904e9de74b325d5a3fe60d24ffaec03362e0fe904fc49c37ecb434
SH256 hash:
e1f1c85b6ec65a208cc7a5c987f927f054a145ad8013db33904afc1f048bf138
MD5 hash:
a03632d338799a837ff63c197a01174c
SHA1 hash:
c696b548d35ac683b013b69ab4a81271acb4fd49
Detections:
win_doppeldridex_auto
Create hunting rule
Link:
https://www.unpac.me/results/96489b34-5589-4fc5-8b1b-304ca4ac6231/
SH256 hash:
a6aaa4ffb112d78aa20345821920ce6554d96303f7fb3facb5143de348cf2aae
MD5 hash:
0a0db2bba0688506e8f1197fb8a86820
SHA1 hash:
aeb848348d88a4985dcacca9f5884dfa84b2eee1
Link:
https://www.unpac.me/results/96489b34-5589-4fc5-8b1b-304ca4ac6231/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.30
Link:
https://yomi.yoroi.company/submissions/a6aaa4ffb112d78aa20345821920ce6554d96303f7fb3facb5143de348cf2aae

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 a6aaa4ffb112d78aa20345821920ce6554d96303f7fb3facb5143de348cf2aae

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/190399/
  
URLhaus
https://urlhaus.abuse.ch/url/1639505/
  
URLhaus
https://urlhaus.abuse.ch/url/1639514/
  
URLhaus
https://urlhaus.abuse.ch/url/1639720/
  
URLhaus
https://urlhaus.abuse.ch/url/1639726/
  
URLhaus
https://urlhaus.abuse.ch/url/1639776/
  
URLhaus
https://urlhaus.abuse.ch/url/1639797/

Comments


Avatar
zbet commented on 2021-09-22 18:20:06 UTC

url : hxxps://files.slack.com/files-pri/T02F79UM6TT-F02EUJPCSRM/download/6_hpzstw72?pub_secret=13aa34cd63/