MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 833461a1d6926823da8ed605a49a01b762fd30fd9036715f8020b83a937ca99e. 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: 14

Intelligence 14 IOCs YARA 25 File information Comments

SHA256 hash:	833461a1d6926823da8ed605a49a01b762fd30fd9036715f8020b83a937ca99e
SHA3-384 hash:	b74f5c1736ae39d5e5a5514fffe429f3f6166d3247cfb0ca3257b1b40e8387a53c65829e3740dd38bb09a346da1cd258
SHA1 hash:	295cba9d4650b753541a0132d65e57d0a791c025
MD5 hash:	63f81bf65492c26df9f41819cc39ce2d
humanhash:	leopard-avocado-ten-wyoming
File name:	833461a1d6926823da8ed605a49a01b762fd30fd9036715f8020b83a937ca99e
Download:	download sample
Signature	MassLogger Create hunting rule
File size:	1'108'992 bytes
First seen:	2026-08-10 14:43:12 UTC
Last seen:	2026-09-04 19:58:18 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (49'234 x AgentTesla, 20'488 x Formbook, 12'372 x SnakeKeylogger)
ssdeep	24576:fp50c8yqrcxqpt+o2kWGKUZ7qb7yGLEENKZQ:fp/ZxKDKmI7yGAEYQ
TLSH	T1F235F1042267C802D0E68BB6B9B0D37433741ECE79E7C2D69FD96FA774193C29994782
TrID	73.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 6.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 6.6% (.EXE) Win64 Executable (generic) (6522/11/2) 4.5% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika	pebin
Reporter	adrian__luca
Tags:	exe MassLogger

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Malware configuration found for:

NETReactor RoboSki

Details

Link:

https://research.acce.ciphertechsolutions.com/results/b7834bf8-51a3-4bea-b9ae-e70bbfccab9a/

Detection:

VIPKeyLogger

Link:

https://www.capesandbox.com/analysis/79990/

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Creating a process with a hidden window

Creating a file in the %AppData% directory

Enabling the 'hidden' option for recently created files

Adding an access-denied ACE

Creating a file in the %temp% directory

Launching a process

Creating a file

Сreating synchronization primitives

DNS request

Connection attempt

Sending an HTTP GET request

Sending a custom TCP request

Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch

Adding an exclusion to Microsoft Defender

Unauthorized injection to a system process

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

entropy net_reactor obfuscated packed packed vbnet

Link:

https://www.filescan.io/uploads/6a79e3d7c28463a7097ae77a/reports/7d59a329-9afd-4c65-96c7-6bbec3490435/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/833461a1d6926823da8ed605a49a01b762fd30fd9036715f8020b83a937ca99e

Verdict:

Malicious

File Type:

exe x32

First seen:

2026-07-22T00:43:00Z UTC

Last seen:

2026-07-31T19:07:00Z UTC

Hits:

~100

Link:

https://opentip.kaspersky.com/833461a1d6926823da8ed605a49a01b762fd30fd9036715f8020b83a937ca99e/results?tab=lookup

Gathering data

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/833461a1d6926823da8ed605a49a01b762fd30fd9036715f8020b83a937ca99e

Gathering data

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/833461a1d6926823da8ed605a49a01b762fd30fd9036715f8020b83a937ca99e/

Threat name:

Win32.Spyware.Negasteal

Status:

Malicious

First seen:

2026-07-22 12:56:25 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

26 of 36 (72.22%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=qm2gdiowsjuchwuo2yc2jgqbw5rp2mh5sa3hcx4aec4dve34vgpa._file

Verdict:

malicious

Label(s):

VIPKeylogger

Link:

https://reports.threatray.com/52e208a1-7b36-493e-bd68-d3027a206f91

Result

Malware family:

vipkeylogger

Score:

10/10

Tags:

family:vipkeylogger collection discovery execution keylogger persistence stealer

Link:

https://tria.ge/reports/260810-sasqqsbn7z/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

Browser Information Discovery

Enumerates physical storage devices

Program crash

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Accesses Microsoft Outlook profiles

Adds Run key to start application

Looks up external IP address via web service

Checks computer location settings

Executes dropped EXE

Command and Scripting Interpreter: PowerShell

Family: VIPKeylogger

Malware Config

C2 Extraction:

https://api.telegram.org/bot8099843793:AAGeYKMLti1IpyT9o6bz7OtgdXF9md25uXA/sendMessage?chat_id=6337180137

Unpacked files

SH256 hash:

833461a1d6926823da8ed605a49a01b762fd30fd9036715f8020b83a937ca99e

MD5 hash:

63f81bf65492c26df9f41819cc39ce2d

SHA1 hash:

295cba9d4650b753541a0132d65e57d0a791c025

Link:

https://www.unpac.me/results/8252bec1-cf22-4e15-9b45-432bf9e8a630/

SH256 hash:

32162c1455b3df2adeb9f268cb4026d28356ae7e28f7d0c8ecf7860801ac26f5

MD5 hash:

8f49d0939a436f95e5f9b2993f50ba4b

SHA1 hash:

c174e4eb496b3d317ffa75340cd2d752ceadafb9

Link:

https://www.unpac.me/results/8252bec1-cf22-4e15-9b45-432bf9e8a630/

SH256 hash:

e4e98c56847f65b0ec79dd0fcd73f780be8e5b64a78def50b3d447c6a22aab6d

MD5 hash:

3e279146474e41a20e10d71196dea18c

SHA1 hash:

c3abd761f47fc10a6e546d214517de85e1cb64a0

Link:

https://www.unpac.me/results/8252bec1-cf22-4e15-9b45-432bf9e8a630/

SH256 hash:

42e0cbc59117c882ebc3718fcb6cdf623ed7acebfa425b82806885b56b0e8bc7

MD5 hash:

2a60953119fc454b98160811f7dfcb19

SHA1 hash:

ef016d437cbedb2417a24f55946cfca8c150be17

Detections:

win_404keylogger_g1

win_masslogger_w0

triage_snakekeylogger_infostealer

Link:

https://www.unpac.me/results/8252bec1-cf22-4e15-9b45-432bf9e8a630/

Parent samples :
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Malware family:

VIPKeylogger

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/833461a1d692/report/overview.html

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:	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_DotNetProcHook Create hunting rule
Author:	ditekSHen
Description:	Detects executables with potential process hoocking

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many email and collaboration clients. Observed in information stealers

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

Rule name:	malware_SnakeKeylogger Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	Snake Keylogger (a.k.a. VIP Recovery)

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:	telebot_framework Create hunting rule
Author:	vietdx.mb

Rule name:	TelegramAPIMalware_PowerShell_EXE Create hunting rule
Author:	@polygonben
Description:	Hunting for pwsh malware using Telegram for C2

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

Rule name:	VECT_Ransomware Create hunting rule
Author:	Mustafa Bakhit
Description:	Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.

Rule name:	VIPKeyLogger Create hunting rule
Author:	kevoreilly
Description:	Detects VIPKeyLogger Keylogger

Rule name:	Windows_Trojan_SnakeKeylogger_af3faa65 Create hunting rule
Author:	Elastic Security

Rule name:	win_dotnet_vb_stealer_rat Create hunting rule
Author:	Arrbat
Description:	Detects .NET/VB executables with stealer/RAT capabilities (sockets, HTTP, processes, registry, etc).

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/79990/

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