MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 26a7de83424d94c22548e9b135d55093525009ed266a919983a7c791a9f35a97. 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: 6


Intelligence 6 IOCs YARA 4 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 26a7de83424d94c22548e9b135d55093525009ed266a919983a7c791a9f35a97
SHA3-384 hash: cd90a0ac83d42f314a588a4ba1391c642e99ddb6f1df32e8623446d1439ac0fbc492155dade0c26d7bbfdc7a012e2291
SHA1 hash: 5a636e64af51a94849e0784a012e05e616fcc2f9
MD5 hash: 91b8c47b6f44a2b016a4553121bc67f7
humanhash: maryland-black-ohio-uncle
File name:91b8c47b_by_Libranalysis
Download: download sample
Signature Dridex
Create hunting rule
File size:162'816 bytes
First seen:2021-04-28 20:39:31 UTC
Last seen:Never
File type:DLL dll
MIME type:application/x-dosexec
imphash 9e8b617b10ada8d5a1fd6f30540a87c8 (204 x Dridex)
ssdeep 3072:t38CMtKJlXoDFwXrdV/9/uWIdojDZl4epTGmoAc7iTRilfn6wlYYVZwd:6nClX8WZ7/HrRCADTR0VlvZw
Threatray 22 similar samples on MalwareBazaar
TLSH 92F3D0C2E7FFE0D6C42B743389DDB036EF5024988A3ACF35C504882E69D7954AB355A9
Reporter Libranalysis
Tags:Dridex


Avatar
Libranalysis
Uploaded as part of the sample sharing project

Intelligence

File Origin
# of uploads :
1
# of downloads :
86
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Win.Malware.Dridex-9856077-0
Create hunting rule

Result
Verdict:
Clean
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.
Gathering data
Result
Threat name:
Dridex Dropper
Create hunting rule
Detection:
malicious
Classification:
troj.evad.bank
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/701333
Signature
C2 URLs / IPs found in malware configuration
Dridex dropper found
Found malware configuration
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
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
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 399586 Sample: 91b8c47b_by_Libranalysis.dll Startdate: 28/04/2021 Architecture: WINDOWS Score: 88 33 66.113.160.126 HOSTWAYUS United States 2->33 35 78.46.73.125 HETZNER-ASDE Germany 2->35 37 185.148.168.26 EVERSCALE-ASDE Germany 2->37 39 Found malware configuration 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 Dridex dropper found 2->43 45 3 other signatures 2->45 8 loaddll32.exe 1 2->8         started        signatures3 process4 signatures5 47 Tries to detect sandboxes / dynamic malware analysis system (file name check) 8->47 11 rundll32.exe 8->11         started        14 rundll32.exe 8->14         started        16 rundll32.exe 8->16         started        18 4 other processes 8->18 process6 signatures7 51 Tries to detect sandboxes / dynamic malware analysis system (file name check) 11->51 53 Tries to delay execution (extensive OutputDebugStringW loop) 11->53 20 WerFault.exe 20 9 11->20         started        22 WerFault.exe 9 14->22         started        24 WerFault.exe 3 8 16->24         started        26 rundll32.exe 18->26         started        29 WerFault.exe 9 18->29         started        31 WerFault.exe 18->31         started        process8 signatures9 49 Tries to detect sandboxes / dynamic malware analysis system (file name check) 26->49
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/26a7de83424d94c22548e9b135d55093525009ed266a919983a7c791a9f35a97/
Threat name:
Win32.Trojan.Drixed
Create hunting rule
Status:
Malicious
First seen:
2021-04-28 20:40:25 UTC
AV detection:
15 of 28 (53.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=e2t55a2cjwkmejki5gytlvkqsnjfacpnezvjdgmdu7dzdkptlklq._file
Verdict:
unknown
Similar samples:
02fa9fcf6243826c0a6115786977d5ad07c97e5db97eb4214169e5a63d8417cf
Dridex
03cd0d7589612b2f896853a161df161cdd1aee8ae80170b45123e6647859e600
Dridex
2d61ed4995a1d6d1d354667a897e05a3d5b6b1734983b428d21e90116e1992ce
Dridex
4038005774a07c760ac39840fcb7a5d81a687dcd7e6cef7a77e685e6e4b47289
Dridex
405ed7b6ae09c892b61645e9a885b3f46795dc53c4ccfe05e1b40a9ad104dcb7
Dridex
6529e934cd7406caa526be74dc8f3bbbf22470cae2c0fe6eab71d93d2782a6f7
Dridex
89dbe847e2b690d523b79a4aa40975aed6a9347dcdcc5da2d72f76ab5e02026d
Dridex
9c9dc7d8e9ab7787a6ea609b340d41a67ba52eb6aef512c56d4aace940bc6117
Dridex
d858a55fcc04083ab1068d2fc1e9933e76ec86a426983f5b8525822f71fef08d
Dridex
fea251d981d4b1a712e77e580c1fedaf9acfb6374cad72ce4fc401a9f148f4eb
Dridex
+ 12 additional samples on MalwareBazaar
Result
Malware family:
dridex
Create hunting rule
Score:
  10/10
Tags:
family:dridex botnet:22203 botnet evasion loader trojan
Link:
https://tria.ge/reports/210428-rntle6w1wa/
Behaviour
Suspicious use of WriteProcessMemory
Checks whether UAC is enabled
Dridex Loader
Dridex
Malware Config
C2 Extraction:
78.46.73.125:443
185.148.168.26:2303
66.113.160.126:8172
Unpacked files
SH256 hash:
26a7de83424d94c22548e9b135d55093525009ed266a919983a7c791a9f35a97
MD5 hash:
91b8c47b6f44a2b016a4553121bc67f7
SHA1 hash:
5a636e64af51a94849e0784a012e05e616fcc2f9
Link:
https://www.unpac.me/results/7698c67d-7a83-43dc-ae46-089fa34c7a69/
Please note that we are no longer able to provide a coverage score for Virus Total.

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.

Comments


Avatar
a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-04-28 21:04:58 UTC

============================================================
MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [B0009.029] Anti-Behavioral Analysis::Instruction Testing