MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f444b36b457dfcbe9f2ce3d8c6766c5886f568b6ce1a2b01b43ec9ea0f650243. 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

MassLogger

Vendor detections: 15

Intelligence 15 IOCs YARA 18 File information Comments

SHA256 hash:	f444b36b457dfcbe9f2ce3d8c6766c5886f568b6ce1a2b01b43ec9ea0f650243
SHA3-384 hash:	20b23d0b618f23d2011611890dc0cbd084edf5fbf6461c79f6b235ad7bb0895e38e99de6e4e526473988e02b250a29d4
SHA1 hash:	81e8cb4c58b51f08979ac0b5a186c2217ae6fb0f
MD5 hash:	81220d157d2a87c0ce688597163740a1
humanhash:	batman-aspen-georgia-mango
File name:	SecuriteInfo.com.Win32.MalwareX-gen.81473582
Download:	download sample
Signature	MassLogger Create hunting rule
File size:	553'472 bytes
First seen:	2026-02-13 08:24:06 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'799 x AgentTesla, 19'718 x Formbook, 12'279 x SnakeKeylogger)
ssdeep	12288:H4CpKQNWU6tr0ydz5u1yPrfD4rR7+OsX42iL4u:H4gKQ0UyrtdGS74V6X2t
Threatray	3'479 similar samples on MalwareBazaar
TLSH	T1DEC401141166CB0AC85C2B7A16A1F13403F84EBAB112F752AFD5BEFBBD5AB450E445C3
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	SecuriteInfoCom
Tags:	exe MassLogger

Intelligence

File Origin

# of uploads :

# of downloads :

115

Origin country :

Vendor Threat Intelligence

Malware configuration found for:

RoboSki

Details

Link:

https://research.acce.ciphertechsolutions.com/results/6070a880-73b1-421c-b08a-8e006427d183/

Malware family:

n/a

ID:

File name:

SecuriteInfo.com.Win32.MalwareX-gen.81473582

Verdict:

Malicious activity

Analysis date:

2026-02-13 08:25:38 UTC

Tags:

snake keylogger evasion stealer ims-api generic

Link:

https://app.any.run/tasks/1e45a903-6bf7-44a9-ae1a-ee354d6e4e80

Note:

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

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/53219/

Detection(s):

SecuriteInfo.com.Win32.MalwareX-gen.81473582.UNOFFICIAL

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=698edff31c4b7b977f661c41

Tags:

virus micro msil

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/f444b36b457dfcbe9f2ce3d8c6766c5886f568b6ce1a2b01b43ec9ea0f650243

Verdict:

Malicious

File Type:

exe x32

First seen:

2025-08-01T20:19:00Z UTC

Last seen:

2026-02-11T07:41:00Z UTC

Hits:

~1000

Link:

https://opentip.kaspersky.com/f444b36b457dfcbe9f2ce3d8c6766c5886f568b6ce1a2b01b43ec9ea0f650243/results?tab=lookup

Malware family:

Snake Keylogger

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/9bd7b30d-f0e3-4da1-8e3e-84813ac0fb94

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/f444b36b457dfcbe9f2ce3d8c6766c5886f568b6ce1a2b01b43ec9ea0f650243

Verdict:

inconclusive

YARA:

10 match(es)

Tags:

.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.17 Win 32 Exe x86

Link:

https://app.malva.re/file/81220d157d2a87c0ce688597163740a1

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/f444b36b457dfcbe9f2ce3d8c6766c5886f568b6ce1a2b01b43ec9ea0f650243/

Threat name:

Win32.Spyware.Negasteal

Status:

Malicious

First seen:

2025-08-01 23:20:24 UTC

AV detection:

20 of 24 (83.33%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=6rclg22fpx6l5hzm4pmmm5tmlcdpk2fwzyncwanuh3e6ud3fajbq._file

Verdict:

malicious

Label(s):

novastealer

unc_loader_037

MassLogger

03260ed0ef22a3464f72a8e830d5762a789169557137f598c27cdf6de13d2dda

MassLogger

5579cd8909db7f38d563cbbec9f5ec092d0e08f6fdff35c234653f23169ddd3f

MassLogger

ceaa99440a1294e1a574941c6f1b01db99ad6d85d314264156989e893a64cd6e

MassLogger

+ 3'469 additional samples on MalwareBazaar

Result

Malware family:

masslogger

Score:

10/10

Tags:

family:masslogger collection discovery spyware stealer

Link:

https://tria.ge/reports/260213-kaz6tagw5g/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

Reads user/profile data of local email clients

Reads user/profile data of web browsers

MassLogger

Masslogger family

Malware Config

C2 Extraction:

https://api.telegram.org/bot7528951370:AAFhLhVBzQF3v1A-7Wjkf8XOAicyYI6p2nM/sendMessage?chat_id=6623091671

Unpacked files

SH256 hash:

f444b36b457dfcbe9f2ce3d8c6766c5886f568b6ce1a2b01b43ec9ea0f650243

MD5 hash:

81220d157d2a87c0ce688597163740a1

SHA1 hash:

81e8cb4c58b51f08979ac0b5a186c2217ae6fb0f

Link:

https://www.unpac.me/results/4f8e414e-ba4a-40d1-afd2-c7421718cd17/

SH256 hash:

49d1634d17f7c1903124ba10fd00818360aad8eb48e0e84380d52e8a09f3d311

MD5 hash:

9d68ccb1af1cffb7ef2d520d2d934cc6

SHA1 hash:

050151d807a5ec885b2950785b1f36bdc589ce2e

Link:

https://www.unpac.me/results/4f8e414e-ba4a-40d1-afd2-c7421718cd17/

SH256 hash:

d4bb59ae89cac036aa45e4fedd18066774bc0142845f9a860f8a337c5885bf57

MD5 hash:

fe78993f67de5b56d4c584a5d4331057

SHA1 hash:

7e75b240208175d67cd0ff9fd68d8d9369bf48de

Detections:

SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24

SUSP_OBF_NET_Reactor_Indicators_Jan24

Link:

https://www.unpac.me/results/4f8e414e-ba4a-40d1-afd2-c7421718cd17/

SH256 hash:

140a58ac1403c0c8b8b48d39fdef1f4ff91b1aa7e1f9d56749c174451846155f

MD5 hash:

49b54b9ad8286cd2d10954eb2c82f834

SHA1 hash:

e54178230e28f87332772cdf05fa4e7e11926588

Detections:

win_404keylogger_g1

win_masslogger_w0

MAL_Envrial_Jan18_1

INDICATOR_SUSPICIOUS_Binary_References_Browsers

INDICATOR_SUSPICIOUS_EXE_TelegramChatBot

Link:

https://www.unpac.me/results/4f8e414e-ba4a-40d1-afd2-c7421718cd17/

Parent samples :

162e62a5fdd086d5d83c8d7cf95361fa0592c457b421e170bc00b525b7691bfc
7d354d35cf821e03dba4b665613ebf89970567e649f311f218131c05f61f4035
70c4ce6e82ff2211e86387f9948bb2b76bdf3a81f99285b68925b47aff57a71f
c88f4c23b80a549164f2726bda8b85eb32c0a285be334c60f6e69dc90bb77c7b
f444b36b457dfcbe9f2ce3d8c6766c5886f568b6ce1a2b01b43ec9ea0f650243

Malware family:

MassLogger

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/f444b36b457d/report/overview.html

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/f444b36b457dfcbe9f2ce3d8c6766c5886f568b6ce1a2b01b43ec9ea0f650243

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:	crime_snake_keylogger Create hunting rule
Author:	Rony (r0ny_123)
Description:	Detects Snake keylogger payload

Rule name:	DetectEncryptedVariants Create hunting rule
Author:	Zinyth
Description:	Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded

Rule name:	INDICATOR_SUSPICIOUS_Binary_References_Browsers Create hunting rule
Author:	ditekSHen
Description:	Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

Rule name:	INDICATOR_SUSPICIOUS_EXE_TelegramChatBot Create hunting rule
Author:	ditekSHen
Description:	Detects executables using Telegram Chat Bot

Rule name:	MAL_Envrial_Jan18_1 Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects Encrial credential stealer malware
Reference:	https://twitter.com/malwrhunterteam/status/953313514629853184

Rule name:	MAL_Envrial_Jan18_1_RID2D8C Create hunting rule
Author:	Florian Roth
Description:	Detects Encrial credential stealer malware
Reference:	https://twitter.com/malwrhunterteam/status/953313514629853184

Rule name:	masslogger_gcch Create hunting rule
Author:	govcert_ch

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:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

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

Rule name:	Sus_CMD_Powershell_Usage Create hunting rule
Author:	XiAnzheng
Description:	May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

Rule name:	telegram_bot_api Create hunting rule
Author:	rectifyq
Description:	Detects file containing Telegram Bot API

Rule name:	Windows_Trojan_SnakeKeylogger_af3faa65 Create hunting rule
Author:	Elastic Security

Rule name:	win_masslogger_w0 Create hunting rule
Author:	govcert_ch

File information

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

Cape

https://www.capesandbox.com/analysis/53219/

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