MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e50bd02dd1aadb9ad1fe944a5cd4c6957ae4337a12ab16985e6ae79597156edd. 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

Threat unknown

Vendor detections: 12

Intelligence 12 IOCs YARA 5 File information Comments 1

SHA256 hash:	e50bd02dd1aadb9ad1fe944a5cd4c6957ae4337a12ab16985e6ae79597156edd
SHA3-384 hash:	550e33088d44c9b6eff75f93dfd9044920c0a2d898ce6f0df1b791c424c2abde132844190f45f8ca1e59796600c8adb6
SHA1 hash:	cec84ba656ea4d4f73194d95134a9d580623ac52
MD5 hash:	23eb15942f8b44bc2f3d239da608c8dc
humanhash:	cold-colorado-timing-lemon
File name:	23eb15942f8b44bc2f3d239da608c8dc
Download:	download sample
File size:	7'432'704 bytes
First seen:	2024-10-30 17:41:29 UTC
Last seen:	2024-10-30 20:18:55 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep	196608:fclS87wlHn4zVtM6/NibLmOCAt0wQkz4pM:EdwHncv5FiXEATz4
TLSH	T14A763392B93D1ACEFA660731556334E2355BF7C92DCA88FECEB24241464138AD6B3370
TrID	71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10522/11/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika	pebin
Reporter	zbetcheckin
Tags:	32 exe

Intelligence

File Origin

# of uploads :

# of downloads :

417

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

23eb15942f8b44bc2f3d239da608c8dc

Verdict:

Malicious activity

Analysis date:

2024-10-30 17:46:05 UTC

Tags:

opendir purecrypter netreactor

Link:

https://app.any.run/tasks/598f460e-cae7-4df6-876d-470a86428f3e

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection(s):

SecuriteInfo.com.Win32.RATX-gen.16326.14790.UNOFFICIAL

Verdict:

Malicious

Score:

93.3%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67226ff18d23d90491320391

Tags:

remcos micro msil hype

Result

Verdict:

Clean

Maliciousness:

Behaviour

Searching for the window

Сreating synchronization primitives

Connection attempt

Sending an HTTP GET request

Creating a file

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

overlay packed

Link:

https://www.filescan.io/uploads/67226fecb9dd804e948cf164/reports/9b3a2520-228d-4ed2-be2f-2d749a63e6c3/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/e50bd02dd1aadb9ad1fe944a5cd4c6957ae4337a12ab16985e6ae79597156edd

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.

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/13bbba8b-9d08-4092-9b31-3525d83af3e3

Result

Threat name:

n/a

Detection:

malicious

Classification:

expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1545627

Signature

.NET source code contains method to dynamically call methods (often used by packers)

.NET source code contains potential unpacker

AI detected suspicious sample

Antivirus / Scanner detection for submitted sample

Antivirus detection for dropped file

Drops VBS files to the startup folder

Machine Learning detection for dropped file

Machine Learning detection for sample

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

Sigma detected: Drops script at startup location

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Yara detected AntiVM3

Yara detected Costura Assembly Loader

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/e50bd02dd1aadb9ad1fe944a5cd4c6957ae4337a12ab16985e6ae79597156edd

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/e50bd02dd1aadb9ad1fe944a5cd4c6957ae4337a12ab16985e6ae79597156edd/

Threat name:

ByteCode-MSIL.Backdoor.Remcos

Status:

Malicious

First seen:

2024-10-24 20:45:19 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

20 of 24 (83.33%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=4uf5alorvlnzvup6srffzvggsv5oim32ckvrngc6nltzlfyvn3oq._file

Result

Malware family:

n/a

Score:

3/10

Tags:

discovery

Link:

https://tria.ge/reports/241030-v91azaydpj/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

System Location Discovery: System Language Discovery

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/4f80b87a-d2e0-4596-a3ac-6a5b672f7149

Unpacked files

SH256 hash:

e50bd02dd1aadb9ad1fe944a5cd4c6957ae4337a12ab16985e6ae79597156edd

MD5 hash:

23eb15942f8b44bc2f3d239da608c8dc

SHA1 hash:

cec84ba656ea4d4f73194d95134a9d580623ac52

Link:

https://www.unpac.me/results/7c3fbfd8-fdf8-4dfa-97fb-63992aa12204/

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/e50bd02dd1aadb9ad1fe944a5cd4c6957ae4337a12ab16985e6ae79597156edd

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:	NET Create hunting rule
Author:	malware-lu

Rule name:	NETexecutableMicrosoft Create hunting rule
Author:	malware-lu

Rule name:	pe_imphash Create hunting rule

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

File information

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

Web download

exe e50bd02dd1aadb9ad1fe944a5cd4c6957ae4337a12ab16985e6ae79597156edd

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3266541/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (GUARD_CF)	high

Comments

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zbet commented on 2024-10-30 17:41:30 UTC

url : hxxp://46.8.237.66/spool01/efforttoffice.exe