MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f5b31c4377b7263e14d7699d54e16b7aa60c194fe4f83bbacbe8da2e3da1e4a8. 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: 7


Intelligence 7 IOCs YARA 22 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f5b31c4377b7263e14d7699d54e16b7aa60c194fe4f83bbacbe8da2e3da1e4a8
SHA3-384 hash: b876ce52e3db3c36f7e4cabf03ef175fd2272b595c29717473e81e5476aee8e0a78d258d92694be0999027e922b197bf
SHA1 hash: 125c7b0a622b7e63cf9596a6599c2adc5838671a
MD5 hash: c122e817b26eb100c114d178f5355a73
humanhash: september-moon-idaho-april
File name:Payment Receipt Ref-7372862623846445056.Pdf.z
Download: download sample
Signature SnakeKeylogger
Create hunting rule
File size:695'664 bytes
First seen:2025-09-18 11:59:05 UTC
Last seen:2025-09-18 14:26:57 UTC
File type: z
MIME type:application/x-rar
ssdeep 12288:VqGHA68L7AlfcHh3/mbUCLX5R8sg0Ju3oTVWI3JEg9pe2I+T5P7UAgh4RPk:0GHAlA2BOICLJVrx3JEwpe8lYArNk
TLSH T12AE433E32FE227B1241FED64C19C321628BDCD336F252344DFAA88BD59859367D4325A
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Magika rar
Reporter cocaman
Tags:payment SnakeKeylogger z


Avatar
cocaman
Malicious email (T1566.001)
From: "Marco Balderi <marco@purosrl.com>" (likely spoofed)
Received: "from purosrl.com (unknown [158.94.208.200]) "
Date: "18 Sep 2025 07:24:34 -0700"
Subject: "Payment Receipt"
Attachment: "Payment Receipt Ref-7372862623846445056.Pdf.z"

Intelligence

File Origin
# of uploads :
2
# of downloads :
46
Origin country :
CH CH
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:Payment Receipt Ref-7372862623846445056.exe
File size:762'368 bytes
SHA256 hash: 32343ec3ac8ba2e51dc218f39d0e559922bfdc80d59f33c25fa8a48ed8563c5d
MD5 hash: ff7b44bbca40e27e370d0657c6715029
MIME type:application/x-dosexec
Signature SnakeKeylogger
Vendor Threat Intelligence
Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68cbf434243203254647716a
Tags:
backdoor spawn shell
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/68cbf43273af424b47e5f4f1/reports/fbc53a80-5a57-4548-bebf-a5bfc10b921e/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/f5b31c4377b7263e14d7699d54e16b7aa60c194fe4f83bbacbe8da2e3da1e4a8
Verdict:
Malicious
File Type:
rar
First seen:
2025-09-18T08:07:00Z UTC
Last seen:
2025-09-18T08:07:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/f5b31c4377b7263e14d7699d54e16b7aa60c194fe4f83bbacbe8da2e3da1e4a8/results?tab=lookup
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f5b31c4377b7263e14d7699d54e16b7aa60c194fe4f83bbacbe8da2e3da1e4a8/
Threat name:
ByteCode-MSIL.Trojan.VIPKeylogger
Create hunting rule
Status:
Malicious
First seen:
2025-09-18 11:59:08 UTC
File Type:
Binary (Archive)
Extracted files:
10
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6wzryq3xw4td4fgxngovjyllpktaygkp4t4dxowl5dnc4pnb4sua._file
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/f5b31c4377b7263e14d7699d54e16b7aa60c194fe4f83bbacbe8da2e3da1e4a8

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:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
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: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:telegram_bot_api
Create hunting rule
Author:rectifyq
Description:Detects file containing Telegram Bot API
Rule name:win32_dotnet_form_obfuscate
Create hunting rule
Author:Reedus0
Description:Rule for detecting .NET form obfuscate malware
Rule name:Windows_Trojan_SnakeKeylogger_af3faa65
Create hunting rule
Author:Elastic Security
Rule name:win_404keylogger_g1
Create hunting rule
Author:Rony (@r0ny_123)
Rule name:win_stealer_generic
Create hunting rule
Author:Reedus0
Description:Rule for detecting generic stealer malware

File information

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

Malspam

SnakeKeylogger

z f5b31c4377b7263e14d7699d54e16b7aa60c194fe4f83bbacbe8da2e3da1e4a8

(this sample)

SnakeKeylogger

Executable exe 32343ec3ac8ba2e51dc218f39d0e559922bfdc80d59f33c25fa8a48ed8563c5d

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 32343ec3ac8ba2e51dc218f39d0e559922bfdc80d59f33c25fa8a48ed8563c5d
  
Dropping
SnakeKeylogger
  
Dropping
MD5 ff7b44bbca40e27e370d0657c6715029

Comments