MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8d5850b01e226b4e997abe6ba4e1cd8c16557331efe1b521c1ca8c4a8daee425. 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:	8d5850b01e226b4e997abe6ba4e1cd8c16557331efe1b521c1ca8c4a8daee425
SHA3-384 hash:	42f7306534db8b3cec7cf21ef47c83642d0b9b5808c4830b47d2e701ad242105123ee7cf8a4d5c4a31f0aca4b1f996a8
SHA1 hash:	0d6bc58cc3b161823fa839fd174885701758dc45
MD5 hash:	88f4ba6ab4e582f5e80fa684fe2e5d12
humanhash:	connecticut-delta-nine-dakota
File name:	88f4ba6a_by_Libranalysis
Download:	download sample
Signature	Dridex Create hunting rule
File size:	165'888 bytes
First seen:	2021-05-23 13:02:56 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:PmNFcsGvTmf9vOmoM0IZ5kPjBxYvdIL2KyOQaOP8+cMTH1PxsMYQnF1b1l:OLc7UtOpM1Z5k1xYO2LXjTH1pH5nF1p
Threatray	21'317 similar samples on MalwareBazaar
TLSH	C2F3D088CBB3E4E6EFB3D37966F85E1B4A1574551408F4F4C86CA68FA4ABD0089E50F1
Reporter	Libranalysis
Tags:	Dridex

Libranalysis

Uploaded as part of the sample sharing project

Intelligence

File Origin

# of uploads :

# of downloads :

108

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/160839/

Detection(s):

Win.Packed.Generickdz-9852495-0

Win.Packed.Generickdz-9857416-0

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

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sending a custom TCP 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:

92 / 100

Link:

https://www.joesandbox.com/analysis/789578

Signature

Antivirus / Scanner detection for submitted sample

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/8d5850b01e226b4e997abe6ba4e1cd8c16557331efe1b521c1ca8c4a8daee425/

Threat name:

Win32.Trojan.Drixed

Status:

Malicious

First seen:

2021-05-23 13:03:17 UTC

AV detection:

27 of 29 (93.10%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=rvmfbma6ejvu5gl2xzv2jyonrqlfk4zr57q3kiobzkgevdno4qsq._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/210523-97paxasps6/

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/8d5850b01e226b4e997abe6ba4e1cd8c16557331efe1b521c1ca8c4a8daee425

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 8d5850b01e226b4e997abe6ba4e1cd8c16557331efe1b521c1ca8c4a8daee425

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/1107518/

Delivery method

Distributed via web download

Cape

https://www.capesandbox.com/analysis/160839/

Comments

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a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-05-23 13:59:06 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