MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 74f66ba42b515015a3d882588baacf7b4874cb55d14bbca93f3d75d0f59ea0c9. 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 4 File information Comments 1

SHA256 hash:	74f66ba42b515015a3d882588baacf7b4874cb55d14bbca93f3d75d0f59ea0c9
SHA3-384 hash:	e47d50ef7db68684426b5ce8e7f7caaa98da5a981d4d60efde8a4926816b01434f0cf9136b9a6df060afedaf95298bd7
SHA1 hash:	a80558313942cf52a6a4f46b5eb2ff9fb8d5685d
MD5 hash:	79eca9105c8e791c04be79488cd2a518
humanhash:	king-don-crazy-orange
File name:	74f66ba42b515015a3d882588baacf7b4874cb55d14bbca93f3d75d0f59ea0c9
Download:	download sample
Signature	Dridex Create hunting rule
File size:	165'888 bytes
First seen:	2021-04-20 07:24:23 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:emNFcsGvTmf9vOmoM0IZ5kPjBxYvdIL2KyOQaOP8+cMTH1PxsMYQnF1b1l:vLc7UtOpM1Z5k1xYO2LXjTH1pH5nF1p
Threatray	6'813 similar samples on MalwareBazaar
TLSH	B1F3C088CBB3E4E6EFB3D37966F85E1B461574551408F4F4C86CA68FA4ABD008AE50F1
Reporter	Cryptolaemus1
Tags:	40112 Dridex

Cryptolaemus1

Dridex 40112

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection(s):

Win.Packed.Generickdz-9852495-0

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

Result

Verdict:

Malware

Maliciousness:

Behaviour

DNS request

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:

84 / 100

Link:

https://www.joesandbox.com/analysis/688465

Signature

C2 URLs / IPs found in malware configuration

Dridex dropper found

Found malware configuration

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/74f66ba42b515015a3d882588baacf7b4874cb55d14bbca93f3d75d0f59ea0c9/

Gathering data

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ot3gxjblkfibli6yqjmixkwppnehjs2v2ff3zkj7hv25b5m6udeq._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-zzz8ml25m6/

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/74f66ba42b515015a3d882588baacf7b4874cb55d14bbca93f3d75d0f59ea0c9

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 74f66ba42b515015a3d882588baacf7b4874cb55d14bbca93f3d75d0f59ea0c9

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/1110140/

Delivery method

Distributed via web download

Comments

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a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-04-20 08:07:14 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