MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5b444702184683f4254b5a0768bd02dd51ddaaa3706b1fa7d00f95d1eb55ca7b. 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 13 File information Comments

SHA256 hash: 5b444702184683f4254b5a0768bd02dd51ddaaa3706b1fa7d00f95d1eb55ca7b
SHA3-384 hash: 5804eb9b47d95a30f58dfbc2d1ae7a0660981201980a23387d99c2fc7ddc08fd2432609a0081815b7c4caec7fb60c245
SHA1 hash: 43a9cd68d164a8a9dbfbfd1e88105bd0d02a5e8f
MD5 hash: f915cdec60ab6c0857a433fd2fee44bf
humanhash: kitten-echo-chicken-mountain
File name:doc.25.pdf.exe
Download: download sample
Signature SnakeKeylogger
File size:824'832 bytes
First seen:2024-05-24 10:32:34 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'610 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:zHZ64zXtM+xDbJg5bT1u1P4JRC7BtHz1Am:LZ64hule7y
Threatray 214 similar samples on MalwareBazaar
TLSH T1BF057E3C18FD2A229160D6A4CFE0C663F150F4FA3963992299D24755474BE9BBDC323E
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
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)
Reporter lowmal3
Tags:exe SnakeKeylogger

Intelligence


File Origin
# of uploads :
1
# of downloads :
330
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
5b444702184683f4254b5a0768bd02dd51ddaaa3706b1fa7d00f95d1eb55ca7b.exe
Verdict:
Malicious activity
Analysis date:
2024-05-24 10:34:30 UTC
Tags:
evasion snake keylogger

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.1%
Tags:
Banker Encryption Execution Network Static Stealth Heur Dexter
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
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
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
DNS request
Connection attempt
Sending an HTTP GET request
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade
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
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Adds a directory exclusion to Windows Defender
AI detected suspicious sample
Antivirus detection for URL or domain
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Loading BitLocker PowerShell Module
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
Sigma detected: Suspicious Double Extension File Execution
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 schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected Generic Downloader
Yara detected Snake Keylogger
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1447116 Sample: doc.25.pdf.exe Startdate: 24/05/2024 Architecture: WINDOWS Score: 100 42 reallyfreegeoip.org 2->42 44 checkip.dyndns.org 2->44 46 2 other IPs or domains 2->46 52 Multi AV Scanner detection for domain / URL 2->52 54 Found malware configuration 2->54 56 Malicious sample detected (through community Yara rule) 2->56 60 13 other signatures 2->60 8 doc.25.pdf.exe 7 2->8         started        12 CsJIrsBvv.exe 5 2->12         started        signatures3 58 Tries to detect the country of the analysis system (by using the IP) 42->58 process4 file5 38 C:\Users\user\AppData\Roaming\CsJIrsBvv.exe, PE32 8->38 dropped 40 C:\Users\user\AppData\Local\...\tmp1905.tmp, XML 8->40 dropped 62 Uses schtasks.exe or at.exe to add and modify task schedules 8->62 64 Adds a directory exclusion to Windows Defender 8->64 14 doc.25.pdf.exe 15 2 8->14         started        18 powershell.exe 23 8->18         started        20 powershell.exe 23 8->20         started        22 schtasks.exe 1 8->22         started        66 Multi AV Scanner detection for dropped file 12->66 68 Machine Learning detection for dropped file 12->68 70 Injects a PE file into a foreign processes 12->70 24 CsJIrsBvv.exe 12->24         started        26 schtasks.exe 12->26         started        signatures6 process7 dnsIp8 48 scratchdreams.tk 188.114.96.3, 443, 49711, 49712 CLOUDFLARENETUS European Union 14->48 50 checkip.dyndns.com 158.101.44.242, 49706, 49710, 49713 ORACLE-BMC-31898US United States 14->50 72 Loading BitLocker PowerShell Module 18->72 28 WmiPrvSE.exe 18->28         started        30 conhost.exe 18->30         started        32 conhost.exe 20->32         started        34 conhost.exe 22->34         started        74 Tries to steal Mail credentials (via file / registry access) 24->74 76 Tries to harvest and steal browser information (history, passwords, etc) 24->76 36 conhost.exe 26->36         started        signatures9 process10
Threat name:
ByteCode-MSIL.Spyware.Snakekeylogger
Status:
Malicious
First seen:
2024-05-23 13:39:46 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
25 of 38 (65.79%)
Threat level:
  2/5
Result
Malware family:
snakekeylogger
Score:
  10/10
Tags:
family:snakekeylogger collection execution keylogger spyware stealer
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
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
Snake Keylogger
Snake Keylogger payload
Malware Config
C2 Extraction:
https://scratchdreams.tk
Unpacked files
SH256 hash:
0b7dcc18b0ef39734a24ca5923b02df82c670d08365fe376f2ed4ff9fcbc6303
MD5 hash:
0441cc0dacc6d821252e66a156b1d9bd
SHA1 hash:
df46cc702950a53a5de7b804d2076ef03f8ac6b4
SH256 hash:
ab17693456014e6758714d842109e914b3be8990dca9cfac0815d305bae58122
MD5 hash:
928fdfee070d721d8096b604d37b4378
SHA1 hash:
c883bc3c1a4ab9d1badf0e112c62cd14f519da9f
SH256 hash:
f540e8d603962027b3a1f8b86d035281bfbdd3a05a621ead255825bc2082632a
MD5 hash:
d172f59251b97b415b621d302e1be2b7
SHA1 hash:
b1534e603749c901b5ac185f20e281f6be7fa908
SH256 hash:
ad7ae891b90b41b3b2f1d18032c7762385ab83e0f657ab7e8080ff309b2e5af3
MD5 hash:
0ec8b21296400c857f212aa7efd72b63
SHA1 hash:
2145ea561236e0199f438632694309e20c720b3d
Detections:
snake_keylogger win_404keylogger_g1 MAL_Envrial_Jan18_1 MALWARE_Win_SnakeKeylogger INDICATOR_SUSPICIOUS_Binary_References_Browsers INDICATOR_SUSPICIOUS_EXE_DotNetProcHook INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
SH256 hash:
5b444702184683f4254b5a0768bd02dd51ddaaa3706b1fa7d00f95d1eb55ca7b
MD5 hash:
f915cdec60ab6c0857a433fd2fee44bf
SHA1 hash:
43a9cd68d164a8a9dbfbfd1e88105bd0d02a5e8f
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:AgentTesla_DIFF_Common_Strings_01
Author:schmidtsz
Description:Identify partial Agent Tesla strings
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:MALWARE_Win_SnakeKeylogger
Author:ditekSHen
Description:Detects Snake Keylogger
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:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
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.

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 (HIGH_ENTROPY_VA)high

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