MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d05936aa4b59a94e91f74f6cf37add2996de7dca8a9f7bfac5d73710a34680dc. 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: 9

Intelligence 9 IOCs YARA 4 File information Comments 1

SHA256 hash:	d05936aa4b59a94e91f74f6cf37add2996de7dca8a9f7bfac5d73710a34680dc
SHA3-384 hash:	81ffe9dd65b780904288ab37bd692a602c4102b721c62fbf2b9e9fd94fd54065a4c5c54f1ed610596cd305c8b62079a8
SHA1 hash:	53f491bc5b9a9aa680ff258462ec42539ef3a237
MD5 hash:	455e3b6067e2d36e6da6f664d9670197
humanhash:	timing-east-johnny-mirror
File name:	d05936aa4b59a94e91f74f6cf37add2996de7dca8a9f7bfac5d73710a34680dc
Download:	download sample
Signature	Dridex Create hunting rule
File size:	165'888 bytes
First seen:	2021-04-20 09:45:05 UTC
Last seen:	Never
File type:	dll
MIME type:	application/x-dosexec
imphash	987b9d7dc84d935c3675da82d40e06f2 (8'604 x Dridex, 2 x Gozi, 1 x Tofsee)
ssdeep	3072:UmNFcsGvTmf9vOmoM0IZ5kPjBxYvdIL2KyOQaOP8+cMTH1PxsMYQnF1b1l:9Lc7UtOpM1Z5k1xYO2LXjTH1pH5nF1p
Threatray	6'874 similar samples on MalwareBazaar
TLSH	53F3D088CBB3E4E6EFB3D37866F85E1B461174551408F4F0C86CA68FA4ABD008AE50F1
Reporter	Cryptolaemus1
Tags:	40112 Dridex

Cryptolaemus1

Dridex 40112

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

DridexLoader

Link:

https://www.capesandbox.com/analysis/139481/

Detection(s):

Win.Packed.Generickdz-9852495-0

SecuriteInfo.com.W32.AIDetect.malware2.10053.10635.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sending a UDP request

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.

Result

Threat name:

Dridex Dropper

Detection:

malicious

Classification:

bank.troj.evad

Score:

72 / 100

Link:

https://www.joesandbox.com/analysis/688772

Signature

Dridex dropper found

Found potential dummy code loops (likely to delay analysis)

Machine Learning detection for sample

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

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/d05936aa4b59a94e91f74f6cf37add2996de7dca8a9f7bfac5d73710a34680dc/

Gathering data

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=2bmtnksllguu5epxj5wpg6w5fgln47okrkpxx6wf243rbi2gqdoa._file

Verdict:

malicious

Label(s):

dridex

Result

Malware family:

dridex

Score:

10/10

Tags:

family:dridex botnet:40112 botnet evasion loader trojan

Link:

https://tria.ge/reports/210420-t13yrs41q2/

Behaviour

Suspicious use of WriteProcessMemory

Checks whether UAC is enabled

Dridex Loader

Dridex

Malware Config

C2 Extraction:

107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Suspicious File

Score:

0.56

Link:

https://yomi.yoroi.company/submissions/d05936aa4b59a94e91f74f6cf37add2996de7dca8a9f7bfac5d73710a34680dc

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_dridex_auto Create hunting rule
Author:	Felix Bilstein - yara-signator at cocacoding dot com
Description:	autogenerated rule brought to you by yara-signator

File information

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

Web download

Dridex

DLL dll d05936aa4b59a94e91f74f6cf37add2996de7dca8a9f7bfac5d73710a34680dc

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/1123420/

Delivery method

Distributed via web download

Cape

https://www.capesandbox.com/analysis/139481/

Comments

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a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-04-20 10:02:11 UTC

============================================================
MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [B0009] Anti-Behavioral Analysis::Virtual Machine Detection
1) [C0026.002] Data Micro-objective::XOR::Encode Data