MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c3781a6a49bcffd2b8368caf5de812e0c87a13409b9365cb007f974e0534f5fc. 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


SnakeKeylogger


Vendor detections: 17


Intelligence 17 IOCs YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c3781a6a49bcffd2b8368caf5de812e0c87a13409b9365cb007f974e0534f5fc
SHA3-384 hash: 99dee6c85d836afbd1a05f03be2ab4811d98a039f17f1cd09558596d0c204d1ef2f0cdb992c259041a2caa2e8f127f85
SHA1 hash: 05c8cf70d7f488e258c55982b245585c2a028c8d
MD5 hash: 248bd8cc288b0985a3c4240c42caed59
humanhash: beer-vegan-five-north
File name:Ankutsan Grup Fiyat ve Termin Talebi Hk... 400 adet 28.07.2025 0191621#_pdf.exe
Download: download sample
Signature SnakeKeylogger
Create hunting rule
File size:836'608 bytes
First seen:2025-07-28 07:21:07 UTC
Last seen:2025-07-29 12:45:07 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:iNNgZd2V+0LNB+doUtoq7Er1r9/Y5/70rjmlHaTshcC+TndhaFMqUmc1T29oy:xZdUioUtofr9/O/70riH8ldsMqUmc5x
TLSH T16F05CE7032AD9863C6AA52F00460D17533BB6ECF282AD1DA4DD6BCCB7CE5BC11B95943
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
dhash icon 00e425252425e400 (12 x SnakeKeylogger, 9 x Formbook, 2 x DCRat)
Reporter lowmal3
Tags:exe SnakeKeylogger

Intelligence

File Origin
# of uploads :
3
# of downloads :
45
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
_c3781a6a49bcffd2b8368caf5de812e0c87a13409b9365cb007f974e0534f5fc.exe
Verdict:
Malicious activity
Analysis date:
2025-07-28 07:25:13 UTC
Tags:
evasion snake keylogger telegram auto generic netreactor stealer
Link:
https://app.any.run/tasks/54857401-bb79-4a6d-8133-18b5c3a0d530

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/17276/
Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=688725020b4775fb213293b0
Tags:
underscore spam
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
DNS request
Connection attempt
Sending an HTTP GET request
Sending a custom TCP request
Reading critical registry keys
Stealing user critical data
Adding an exclusion to Microsoft Defender
Forced shutdown of a browser
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
base64 bitmap lolbin masquerade msbuild obfuscated packed packed reconnaissance regsvcs rezer0 roboski schtasks stego telegram vbc vbnet
Link:
https://www.filescan.io/uploads/688724f7c79df08ef0969862/reports/9da9d51a-f98f-4e5b-917f-ccbc7a82d373/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/c3781a6a49bcffd2b8368caf5de812e0c87a13409b9365cb007f974e0534f5fc
Malware family:
Snake Keylogger
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/45e7d5a4-ed60-41e5-80d3-489af5755fb8
Result
Threat name:
Snake Keylogger, VIP Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1745384
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
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)
Yara detected AntiVM3
Yara detected Snake Keylogger
Yara detected Telegram RAT
Yara detected VIP Keylogger
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1745384 Sample: Ankutsan Grup Fiyat ve Term... Startdate: 28/07/2025 Architecture: WINDOWS Score: 100 22 reallyfreegeoip.org 2->22 24 api.telegram.org 2->24 26 3 other IPs or domains 2->26 34 Suricata IDS alerts for network traffic 2->34 36 Found malware configuration 2->36 38 Malicious sample detected (through community Yara rule) 2->38 44 12 other signatures 2->44 8 Ankutsan Grup Fiyat ve Termin Talebi Hk... 400 adet 28.07.2025 0191621#_pdf.exe 4 2->8         started        signatures3 40 Tries to detect the country of the analysis system (by using the IP) 22->40 42 Uses the Telegram API (likely for C&C communication) 24->42 process4 file5 20 Ankutsan Grup Fiya...191621#_pdf.exe.log, ASCII 8->20 dropped 46 Adds a directory exclusion to Windows Defender 8->46 48 Injects a PE file into a foreign processes 8->48 12 Ankutsan Grup Fiyat ve Termin Talebi Hk... 400 adet 28.07.2025 0191621#_pdf.exe 15 2 8->12         started        16 powershell.exe 23 8->16         started        signatures6 process7 dnsIp8 28 mail.lastiksan.com.tr 5.180.184.212, 49706, 587 DBT-ASTR Turkey 12->28 30 api.telegram.org 149.154.167.220, 443, 49702 TELEGRAMRU United Kingdom 12->30 32 2 other IPs or domains 12->32 50 Tries to steal Mail credentials (via file / registry access) 12->50 52 Tries to harvest and steal browser information (history, passwords, etc) 12->52 54 Loading BitLocker PowerShell Module 16->54 18 conhost.exe 16->18         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/c3781a6a49bcffd2b8368caf5de812e0c87a13409b9365cb007f974e0534f5fc
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable PDB Path PE (Portable Executable) SOS: 0.16 Win 32 Exe x86
Link:
https://app.malva.re/file/248bd8cc288b0985a3c4240c42caed59
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c3781a6a49bcffd2b8368caf5de812e0c87a13409b9365cb007f974e0534f5fc/
Verdict:
Malicious
Threat:
VHO:Trojan-Spy.MSIL.Noon
Link:
https://tip.neiki.dev/file/c3781a6a49bcffd2b8368caf5de812e0c87a13409b9365cb007f974e0534f5fc
Threat name:
ByteCode-MSIL.Backdoor.FormBook
Create hunting rule
Status:
Malicious
First seen:
2025-07-28 06:17:44 UTC
File Type:
PE (.Net Exe)
Extracted files:
23
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yn4bu2sjxt75fobwrsxv32as4dehue2atojwlsyap6lu4bju6x6a._file
Verdict:
malicious
Label(s):
vipkeylogger
Create hunting rule
unc_loader_037
Create hunting rule
Similar samples:
error
SnakeKeylogger
Result
Malware family:
vipkeylogger
Create hunting rule
Score:
  10/10
Tags:
family:vipkeylogger collection discovery execution keylogger spyware stealer
Link:
https://tria.ge/reports/250728-h6v6mawwft/
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
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
Checks computer location settings
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Command and Scripting Interpreter: PowerShell
VIPKeylogger
Vipkeylogger family
Verdict:
Malicious
Tags:
404Keylogger
YARA:
n/a
Link:
https://app.threat.zone/submission/0c54bba1-5c6a-498f-91bd-ace5d97e23cf
Unpacked files
SH256 hash:
c3781a6a49bcffd2b8368caf5de812e0c87a13409b9365cb007f974e0534f5fc
MD5 hash:
248bd8cc288b0985a3c4240c42caed59
SHA1 hash:
05c8cf70d7f488e258c55982b245585c2a028c8d
Link:
https://www.unpac.me/results/84ea5177-c8a9-4920-ba77-62c28185d405/
SH256 hash:
9d67365d914b585dcbc01e973a394b5e10f48e34d26de4813c73b16ccd2ffa94
MD5 hash:
dc43413d8f2b20bd430437676825cb78
SHA1 hash:
96cd1c97e8af594a087d3790395a09f1604f1844
Detections:
win_404keylogger_g1
Create hunting rule
MAL_Envrial_Jan18_1
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_DotNetProcHook
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Create hunting rule
Link:
https://www.unpac.me/results/84ea5177-c8a9-4920-ba77-62c28185d405/
SH256 hash:
fc106306aae4ff335a3b0e9dfe912d2cab43cf9af832bea83ee8486f9287e2a4
MD5 hash:
12c6e6cd7e7b67e2ad818e59d8511c55
SHA1 hash:
703a6790175df1b55bb232707c53e5f0277e18b5
Detections:
win_404keylogger_g1
Create hunting rule
MAL_Envrial_Jan18_1
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_DotNetProcHook
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Create hunting rule
Link:
https://www.unpac.me/results/84ea5177-c8a9-4920-ba77-62c28185d405/
SH256 hash:
93f81f0a3378a1260fae7e6081d40a8ab889a1227281e7418d42f3b779cc71b2
MD5 hash:
a2a1a542bc6c82297459b09817087650
SHA1 hash:
852fc379330ef417918638d589f262970c3e28cb
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/84ea5177-c8a9-4920-ba77-62c28185d405/
SH256 hash:
b3676de93dd1d8852982237d395bc4b0b19f41482035fc148156bc235822fc4c
MD5 hash:
a151dfdbfeaa08ed45bf8301dc520f09
SHA1 hash:
9e9f9c2372f9639674903db0a305b60162b4b699
Detections:
win_404keylogger_g1
Create hunting rule
MAL_Envrial_Jan18_1
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_DotNetProcHook
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Create hunting rule
Link:
https://www.unpac.me/results/84ea5177-c8a9-4920-ba77-62c28185d405/
Parent samples :
c3781a6a49bcffd2b8368caf5de812e0c87a13409b9365cb007f974e0534f5fc
5edd2f77052549775838fba8e2ae75d7a3e31a5d33861aab3df909d17ab3d45f
SH256 hash:
ae1fde70461732cb60cba56eb52f8d994a141885c6e0b42cd4f8aa12ffbd575d
MD5 hash:
fafe704da4a186372f43d985051cb179
SHA1 hash:
e03fef11d0d38d856bbc278c343c5a7276c96847
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Link:
https://www.unpac.me/results/84ea5177-c8a9-4920-ba77-62c28185d405/
Parent samples :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 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/c3781a6a49bcffd2b8368caf5de812e0c87a13409b9365cb007f974e0534f5fc

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_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: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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(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

File information

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

Malspam

SnakeKeylogger

Executable exe c3781a6a49bcffd2b8368caf5de812e0c87a13409b9365cb007f974e0534f5fc

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/17276/

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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high

Comments