MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a83f728a3db75ce6298a72f1b5c5b92e91846af9986e6d936a5737e490ef23f5. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a83f728a3db75ce6298a72f1b5c5b92e91846af9986e6d936a5737e490ef23f5
SHA3-384 hash: ac7adee94081f5d41c7f7ff6cef09eeb65e4554a7a7ac9b7a37510247a75539f7a2208ef7a9473c0def95a30785a17a3
SHA1 hash: 584f6b4248088e78efafa2cd134e8635c2a99692
MD5 hash: 9609c21c299545aa39850816cac81132
humanhash: hotel-sink-missouri-five
File name:a83f728a3db75ce6298a72f1b5c5b92e91846af9986e6d936a5737e490ef23f5
Download: download sample
Signature Dridex
Create hunting rule
File size:592'896 bytes
First seen:2021-03-29 17:53:19 UTC
Last seen:Never
File type:DLL dll
MIME type:application/x-dosexec
imphash edc6948b5a0e28edf5415e634ea66606 (19 x Dridex)
ssdeep 12288:It+D1yz/1SXpqDaoWmfsFRHk3eBWIc6d:IcA1aLoBUgeBjc6d
Threatray 699 similar samples on MalwareBazaar
TLSH AFC4BF43A3E55421F6735F3808B349024BEFBDE28934C5A9A6C9214D2B2B7D44B7C79B
Reporter Cryptolaemus1
Tags:10444 Dridex


Avatar
Cryptolaemus1
Dridex 10444

Intelligence

File Origin
# of uploads :
1
# of downloads :
132
Origin country :
n/a
Vendor Threat Intelligence
Detection:
DridexLoader
Create hunting rule
Link:
https://www.capesandbox.com/analysis/127765/
Detection(s):
SecuriteInfo.com.Trojan.Win32.Save.a.27670.15005.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Sending a UDP request
Sending a custom TCP request
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
Dridex
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/657457
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Multi AV Scanner detection for submitted file
System process connects to network (likely due to code injection or exploit)
Yara detected Dridex unpacked file
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a83f728a3db75ce6298a72f1b5c5b92e91846af9986e6d936a5737e490ef23f5/
Threat name:
Win32.Worm.Cridex
Create hunting rule
Status:
Malicious
First seen:
2021-03-29 17:54:05 UTC
AV detection:
10 of 29 (34.48%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=va7xfcr5w5oomkmkoly3lrnzf2iyi2xztbxg3e3kk436jehpep2q._file
Verdict:
malicious
Label(s):
dridex
Create hunting rule
Similar samples:
1889e4dad95d3e1c99afda0b5f3d39302c869df3abec6af9043732e8adcc05ba
Dridex
1c59466ebeb76f89beca6ada657b94b9db51873b427a6e7fad65626f8f317818
Dridex
41a0e9ae19a114d1f5b7290cecd214b6d116a91867292bae6c3cf0b3597ee262
Dridex
5d8e96b102f96c275fc9ace5d72c4a65bfae0d81f9b0c6a8d5b654bd109cbbd5
Dridex
5efeb16ce9e32025f852f92f5ff4a9176e01edbc244feb2f11643dc0f2880cd1
Dridex
6cddb2343cc162702114e64b2dc1253f161256c3680b49d172b1734d4877a867
Dridex
7a73964d7ecda75e7eabade839d6b3c2d230148191cf8496e8b099974fa2d23f
Dridex
bdc85b3576de3abd5a198815d0ca2a1908ab50032d4d56b41e3c91b961aa181e
Dridex
def63a88c368177bb18a00b2c15f0cb1a007d7acc9fb03bd7cc15b9cb3c61d16
Dridex
e36ea94c75f7b7aab1e2f425759305bb1d07d73e6455c23956e97b13b9475ba9
Dridex
+ 689 additional samples on MalwareBazaar
Result
Malware family:
dridex
Create hunting rule
Score:
  10/10
Tags:
family:dridex botnet:10444 botnet loader
Link:
https://tria.ge/reports/210329-bgz1r7nxzj/
Behaviour
Suspicious use of WriteProcessMemory
Dridex Loader
Dridex
Malware Config
C2 Extraction:
210.65.244.176:443
37.34.58.210:6601
77.220.64.141:5037
Unpacked files
SH256 hash:
07023402efae4c1a0dbfd339dfa859d6cb4086e0930f9d5412d5a84a3814ba6d
MD5 hash:
3af40361305cde69c0a0183662297886
SHA1 hash:
3766c2c6a3791fc18b12c841b58d5591077b1e41
Link:
https://www.unpac.me/results/7bf8e701-9acd-4474-a1f2-a31531cd35cf/
SH256 hash:
a83f728a3db75ce6298a72f1b5c5b92e91846af9986e6d936a5737e490ef23f5
MD5 hash:
9609c21c299545aa39850816cac81132
SHA1 hash:
584f6b4248088e78efafa2cd134e8635c2a99692
Link:
https://www.unpac.me/results/7bf8e701-9acd-4474-a1f2-a31531cd35cf/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a83f728a3db75ce6298a72f1b5c5b92e91846af9986e6d936a5737e490ef23f5

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:win_dridex_loader_v2
Create hunting rule
Author:Johannes Bader @viql
Description:detects some Dridex loaders

File information

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

Web download

Dridex

DLL dll a83f728a3db75ce6298a72f1b5c5b92e91846af9986e6d936a5737e490ef23f5

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1098414/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/127765/
  
URLhaus
https://urlhaus.abuse.ch/url/1098440/
  
URLhaus
https://urlhaus.abuse.ch/url/1098510/
  
URLhaus
https://urlhaus.abuse.ch/url/1098400/
  
URLhaus
https://urlhaus.abuse.ch/url/1098533/

Comments