MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 b037ec84d28e701f78fb02c5e36064b921adddefca5e24587fb918c0fa9e294f. 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: 16
| SHA256 hash: | b037ec84d28e701f78fb02c5e36064b921adddefca5e24587fb918c0fa9e294f |
|---|---|
| SHA3-384 hash: | 608fbcfc6b3fda8886bf18d11639520592b6f12d5e9cfcfed60d820f37d107dc41e602fbf5c536cc2d3177179f3fd265 |
| SHA1 hash: | b2c30aea26c8d309545a61c836e89fb0733e52ca |
| MD5 hash: | 8e52b511602c4a9ce5f42851dae96af2 |
| humanhash: | tennis-bravo-green-burger |
| File name: | 0tSNkd1xIR4vF1K.exe |
| Download: | download sample |
| Signature | MassLogger |
| File size: | 1'003'520 bytes |
| First seen: | 2026-05-05 08:46:22 UTC |
| Last seen: | 2026-05-05 12:57:49 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'883 x AgentTesla, 19'801 x Formbook, 12'306 x SnakeKeylogger) |
| ssdeep | 24576:xRYkB67JiUJocdrQZBNqZC84R5zLAcGn:xq1iUJxy/784R5zs5 |
| Threatray | 49 similar samples on MalwareBazaar |
| TLSH | T19B2523B46808CE03DE2753BDA976F3FA01B8AE9D9155C3264BFE5DBB3879924102C1D1 |
| TrID | 72.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 6.4% (.EXE) Win64 Executable (generic) (6522/11/2) 4.4% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.EXE) Win16/32 Executable Delphi generic (2072/23) |
| Magika | pebin |
| dhash icon | f0c49296a6b6dcf0 (1 x MassLogger) |
| Reporter |  lowmal3 |
| Tags: | exe MassLogger |
Intelligence
File Origin
# of uploads :
2
# of downloads :
112
Origin country :
DEVendor Threat Intelligence
Gathering data
Malware family:
n/a
ID:
1
File name:
_b037ec84d28e701f78fb02c5e36064b921adddefca5e24587fb918c0fa9e294f.exe
Verdict:
Malicious activity
Analysis date:
2026-05-05 08:48:03 UTC
Tags:
evasion snake keylogger telegram spyware stealer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
VIPKeyLogger
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a custom TCP request
Launching a process
Creating a file
Сreating synchronization primitives
DNS request
Connection attempt
Sending an HTTP GET request
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
packed vbnet
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Result
Gathering data
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-05-05T02:45:00Z UTC
Last seen:
2026-05-05T05:44:00Z UTC
Hits:
~100
Verdict:
Malicious
Result
Threat name:
Snake Keylogger, VIP Keylogger
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Allocates memory in foreign processes
Contains functionality to capture screen (.Net source)
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Suricata IDS alerts for network traffic
Tries to detect the country of the analysis system (by using the IP)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses the Telegram API (likely for C&C communication)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Snake Keylogger
Yara detected Telegram RAT
Yara detected UAC Bypass using CMSTP
Yara detected VIP Keylogger
Behaviour
Behavior Graph:
Score:
99%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.32 Win 32 Exe x86
Verdict:
Malicious
Threat:
Family.SNAKE
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Status:
Suspicious
First seen:
2026-05-05 08:47:48 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
14 of 36 (38.89%)
Threat level:
2/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
vipkeylogger
Similar samples:
+ 39 additional samples on MalwareBazaar
Result
Malware family:
vipkeylogger
Score:
10/10
Tags:
family:vipkeylogger collection discovery keylogger stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Browser Information Discovery
System Location Discovery: System Language Discovery
SmartAssembly .NET packer
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Family: VIPKeylogger
Malware Config
C2 Extraction:
https://api.telegram.org/bot8099843793:AAGeYKMLti1IpyT9o6bz7OtgdXF9md25uXA/sendMessage?chat_id=6337180137
Unpacked files
SH256 hash:
b037ec84d28e701f78fb02c5e36064b921adddefca5e24587fb918c0fa9e294f
MD5 hash:
8e52b511602c4a9ce5f42851dae96af2
SHA1 hash:
b2c30aea26c8d309545a61c836e89fb0733e52ca
SH256 hash:
ad1d5c2f468ecf7b6911f97ea95c3f7be06e07211a83fafbdb2cf87ec3cea712
MD5 hash:
2b2bb64a45ea442fc89341b1e1874d07
SHA1 hash:
436de8471d89e9e28af249e7e6b5b86b9c7069ed
Detections:
win_404keylogger_g1
win_masslogger_w0
triage_snakekeylogger_infostealer
SH256 hash:
50b044fdf6ef68f9c4651f2058b889e7199ed9882342e5fbcb65c0372fc3498b
MD5 hash:
e741b14e6d5b9cb132b29d72e45deba1
SHA1 hash:
4cd3be0545d2cd03bc177e017ebc29b544cc4d2e
SH256 hash:
760ac0db41ed4755855e5f162a9e3a5decc7ce9045ed680c565cb1a06b39e4d7
MD5 hash:
bac40650ed3aca03ada5d01cc2b903af
SHA1 hash:
633f1211997d072e7061208cb92a1043ce31d710
Malware family:
SnakeKeylogger
Verdict:
Malicious
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 |
|---|---|
| Author: | Rony (r0ny_123) |
| Description: | Detects Snake keylogger payload |
| Rule name: | DetectEncryptedVariants |
|---|---|
| Author: | Zinyth |
| Description: | Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded |
| Rule name: | INDICATOR_SUSPICIOUS_Binary_References_Browsers |
|---|---|
| Author: | ditekSHen |
| Description: | Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_DotNetProcHook |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables with potential process hoocking |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables referencing many email and collaboration clients. Observed in information stealers |
| Rule name: | INDICATOR_SUSPICIOUS_EXE_TelegramChatBot |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables using Telegram Chat Bot |
| Rule name: | MAL_Envrial_Jan18_1 |
|---|---|
| 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 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects Encrial credential stealer malware |
| Reference: | https://twitter.com/malwrhunterteam/status/953313514629853184 |
| Rule name: | masslogger_gcch |
|---|---|
| Author: | govcert_ch |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | RANSOMWARE |
|---|---|
| Author: | ToroGuitar |
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | Sus_CMD_Powershell_Usage |
|---|---|
| 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 |
|---|---|
| Author: | vietdx.mb |
| Rule name: | TelegramAPIMalware_PowerShell_EXE |
|---|---|
| Author: | @polygonben |
| Description: | Hunting for pwsh malware using Telegram for C2 |
| Rule name: | telegram_bot_api |
|---|---|
| Author: | rectifyq |
| Description: | Detects file containing Telegram Bot API |
| Rule name: | VECT_Ransomware |
|---|---|
| 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 |
|---|---|
| Author: | kevoreilly |
| Description: | Detects VIPKeyLogger Keylogger |
| Rule name: | Windows_Trojan_SnakeKeylogger_af3faa65 |
|---|---|
| Author: | Elastic Security |
| Rule name: | win_dotnet_vb_generic |
|---|---|
| Author: | Arrbat |
| Description: | Detects .NET/VB executables with suspicious behaviors (clipboard, screenshots, registry, etc). |
| Rule name: | win_dotnet_vb_stealer |
|---|---|
| Author: | Arrbat |
| Description: | Detects .NET/VB executables with stealer-like indicators (keylogging, SMTP/HTTP exfiltration, etc). |
| Rule name: | win_dotnet_vb_stealer_rat |
|---|---|
| Author: | Arrbat |
| Description: | Detects .NET/VB executables with stealer/RAT capabilities (sockets, HTTP, processes, registry, etc). |
| Rule name: | win_masslogger_w0 |
|---|---|
| Author: | govcert_ch |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
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