MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 ef55b4e979a0e1c6ae71afbb4436dbcf5bc3520f25797961ecbbf05466cead1a. 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
| SHA256 hash: | ef55b4e979a0e1c6ae71afbb4436dbcf5bc3520f25797961ecbbf05466cead1a |
|---|---|
| SHA3-384 hash: | 122415e9b88ff79a1917ba8ae8c506ce34350409419ab5a9fbda437c4e27c6772809c20ce4fb10b1b73d627ced8a778a |
| SHA1 hash: | a95ea973d37c6367c9ea89bb4a7789901cd7cf03 |
| MD5 hash: | e805d07a7a57a78aa6e0064fb3e162c2 |
| humanhash: | bluebird-pasta-maine-vermont |
| File name: | BOM N012-001 231109.exe |
| Download: | download sample |
| Signature | SnakeKeylogger |
| File size: | 839'680 bytes |
| First seen: | 2025-03-17 09:38:36 UTC |
| Last seen: | 2025-03-17 10:35:34 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger) |
| ssdeep | 24576:d+1lJxKZFPDXaagG3E02oJJm+6EiU9R0kRTmhPSZF2:Cne4HPdoJk+6E/0kNV |
| Threatray | 3'155 similar samples on MalwareBazaar |
| TLSH | T1F205022D7D92AEA2C72C0F37C413844885F1C555E922FB7E68CD2CB91E32655C84FAB6 |
| 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 | e0e4e0e8e8e8e868 (4 x Formbook, 3 x SnakeKeylogger, 1 x MassLogger) |
| Reporter |  lowmal3 |
| Tags: | exe SnakeKeylogger |
Intelligence
File Origin
# of uploads :
2
# of downloads :
429
Origin country :
DEVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
BOM N012-001 231109.exe
Verdict:
Malicious activity
Analysis date:
2025-03-17 09:41:52 UTC
Tags:
snake keylogger telegram evasion stealer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.9%
Tags:
snake virus shell msil
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:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
crypt obfuscated obfuscated packed packed packer_detected
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Snake Keylogger
Verdict:
Malicious
Result
Threat name:
Snake Keylogger, VIP Keylogger
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Found malware configuration
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:
Score:
100%
Verdict:
Malware
File Type:
PE
Threat name:
ByteCode-MSIL.Backdoor.njRAT
Status:
Malicious
First seen:
2025-03-14 13:03:25 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
28 of 36 (77.78%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
vipkeylogger
unc_loader_037
Similar samples:
+ 3'145 additional samples on MalwareBazaar
Result
Malware family:
vipkeylogger
Score:
10/10
Tags:
family:vipkeylogger collection discovery execution keylogger spyware stealer
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
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
Unpacked files
SH256 hash:
ef55b4e979a0e1c6ae71afbb4436dbcf5bc3520f25797961ecbbf05466cead1a
MD5 hash:
e805d07a7a57a78aa6e0064fb3e162c2
SHA1 hash:
a95ea973d37c6367c9ea89bb4a7789901cd7cf03
SH256 hash:
e1f97325852448453f5beafc600904197f9abd0be35fea38b24995a534d12c69
MD5 hash:
f84b485b6cef903bef4f7236039c8b57
SHA1 hash:
10637f9ba8c211d828191812e83a58ce244b6fd1
Detections:
INDICATOR_EXE_Packed_SmartAssembly
SH256 hash:
011866d71ee0daa984113a099339767605359c2c5c7c122f6ab0e4045ee2e6bc
MD5 hash:
16a9b748fb0fc96c7290e4870dc1ff2b
SHA1 hash:
23a018f1e51a8e059db32fad0a927cc47519120e
Detections:
win_404keylogger_g1
MAL_Envrial_Jan18_1
INDICATOR_SUSPICIOUS_Binary_References_Browsers
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
INDICATOR_SUSPICIOUS_EXE_DotNetProcHook
INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
SH256 hash:
472c1d2af4ae52999be9a273a973f75147b0bfcf108f5586648150c1715e030f
MD5 hash:
3cfb86570ecaf9af2c045f8d46b66b94
SHA1 hash:
c2b092680a969a4787be5c40bfb17f6474817b27
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
SUSP_OBF_NET_Reactor_Indicators_Jan24
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | 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: | 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_Obf_Enc_Spoof_Hide_PE |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP) |
| Rule name: | telegram_bot_api |
|---|---|
| Author: | rectifyq |
| Description: | Detects file containing Telegram Bot API |
| Rule name: | Windows_Trojan_SnakeKeylogger_af3faa65 |
|---|---|
| Author: | Elastic Security |
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
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
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (GUARD_CF) | high |
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