MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8337a1c0c50f95b4e6f8ced766b5b8817c2bbd4f9ee1e71c275c6a025cefab7b. 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: 18


Intelligence 18 IOCs YARA 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8337a1c0c50f95b4e6f8ced766b5b8817c2bbd4f9ee1e71c275c6a025cefab7b
SHA3-384 hash: ce6fa9f2f9a89c498bc719fe67dbee96a84441add9ecc5db45c84f091e6c1292bf9d324aee416c468e6ed9dbc21f314c
SHA1 hash: 1fcadc92158254d51b07eaeae7987f020a6dc7b0
MD5 hash: 549e64cb504ba9ae333cf5d2c6fc429c
humanhash: emma-victor-carolina-kentucky
File name:SNKO131250300452 SUR BL.exe
Download: download sample
Signature SnakeKeylogger
Create hunting rule
File size:699'904 bytes
First seen:2025-04-04 03:56:29 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'747 x AgentTesla, 19'638 x Formbook, 12'244 x SnakeKeylogger)
ssdeep 12288:QsrogmWP9QCfFolpgyX0K1C0eNEerGWFNpARmGrCIatELIdVmcVbsYzBTSmrSq3V:1tzovZkyluriRmuaSLammDzBTbF
Threatray 1'128 similar samples on MalwareBazaar
TLSH T17AE4BE983210F49FC857CA729D64ED74A6206DAA9717D30394EB2DAFBD0D987DF001E2
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 30f0cccececcf030 (8 x SnakeKeylogger, 3 x MassLogger, 1 x AgentTesla)
Reporter threatcat_ch
Tags:exe SnakeKeylogger

Intelligence

File Origin
# of uploads :
1
# of downloads :
570
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SNKO131250300452 SUR BL.exe
Verdict:
Malicious activity
Analysis date:
2025-04-04 03:56:55 UTC
Tags:
snake keylogger evasion stealer netreactor smtp
Link:
https://app.any.run/tasks/6d4f91f5-4103-4d8b-8245-f869d2eabb51

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Snake
Create hunting rule
Link:
https://www.capesandbox.com/analysis/417/
Detection(s):
SecuriteInfo.com.Win32.MalwareX-gen.25236.24884.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67ef59a0cfd0a37f830da72e
Tags:
backdoor spawn shell spam
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
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
Sending a custom TCP request
Reading critical registry keys
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Forced shutdown of a browser
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
obfuscated obfuscated packed packed packer_detected vbnet
Link:
https://www.filescan.io/uploads/67ef589240adfb5162b8b04e/reports/b0c27ea9-7bc2-437e-b5fb-7af41e55af00/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/8337a1c0c50f95b4e6f8ced766b5b8817c2bbd4f9ee1e71c275c6a025cefab7b
Malware family:
Snake Keylogger
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a0d590f8-a51c-48e9-876b-c55c3bf4f387
Result
Threat name:
PureLog Stealer, Snake Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1656214
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
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 dropped file
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
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 schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected PureLog Stealer
Yara detected Snake Keylogger
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1656214 Sample: SNKO131250300452 SUR BL.exe Startdate: 04/04/2025 Architecture: WINDOWS Score: 100 46 reallyfreegeoip.org 2->46 48 mail.aryanelectricals.in 2->48 50 3 other IPs or domains 2->50 58 Suricata IDS alerts for network traffic 2->58 60 Found malware configuration 2->60 62 Malicious sample detected (through community Yara rule) 2->62 66 12 other signatures 2->66 8 SNKO131250300452 SUR BL.exe 7 2->8         started        12 doYuDLlug.exe 5 2->12         started        signatures3 64 Tries to detect the country of the analysis system (by using the IP) 46->64 process4 file5 38 C:\Users\user\AppData\Roaming\doYuDLlug.exe, PE32 8->38 dropped 40 C:\Users\...\doYuDLlug.exe:Zone.Identifier, ASCII 8->40 dropped 42 C:\Users\user\AppData\Local\...\tmpC619.tmp, XML 8->42 dropped 44 C:\Users\...\SNKO131250300452 SUR BL.exe.log, ASCII 8->44 dropped 68 Adds a directory exclusion to Windows Defender 8->68 70 Injects a PE file into a foreign processes 8->70 14 SNKO131250300452 SUR BL.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        72 Multi AV Scanner detection for dropped file 12->72 24 doYuDLlug.exe 12->24         started        26 schtasks.exe 12->26         started        signatures6 process7 dnsIp8 52 aryanelectricals.in 108.62.116.10, 26, 49757, 49759 LEASEWEB-USA-WDCUS United States 14->52 54 checkip.dyndns.com 158.101.44.242, 49723, 49728, 49730 ORACLE-BMC-31898US United States 14->54 56 reallyfreegeoip.org 104.21.96.1, 443, 49725, 49727 CLOUDFLARENETUS United States 14->56 74 Loading BitLocker PowerShell Module 18->74 28 conhost.exe 18->28         started        30 WmiPrvSE.exe 18->30         started        32 conhost.exe 20->32         started        34 conhost.exe 22->34         started        76 Tries to steal Mail credentials (via file / registry access) 24->76 78 Tries to harvest and steal browser information (history, passwords, etc) 24->78 36 conhost.exe 26->36         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8337a1c0c50f95b4e6f8ced766b5b8817c2bbd4f9ee1e71c275c6a025cefab7b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8337a1c0c50f95b4e6f8ced766b5b8817c2bbd4f9ee1e71c275c6a025cefab7b/
Threat name:
Win32.Packed.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-04-04 03:12:35 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
15 of 24 (62.50%)
Threat level:
  1/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=qm32dqgfb6k3jzxyz3lwnnnyqf6cxpkpt3q6ohbhlrvaexhpvn5q._file
Verdict:
malicious
Label(s):
404keylogger
Create hunting rule
unc_loader_037
Create hunting rule
Similar samples:
4fb764df7b5111711466cfc2b0023a2bd57cc4459fe3075710f62cf76dd03edf
SnakeKeylogger
8337a1c0c50f95b4e6f8ced766b5b8817c2bbd4f9ee1e71c275c6a025cefab7b
SnakeKeylogger
aff2d8ebd4a9c0218b8df1314b12fd2dec7706b7f1cea2029c663c53e52ff187
SnakeKeylogger
cb69b45a2c7dc153a144f46f96f55a8283e76d1689009a8cce18cc1b49aebcd3
SnakeKeylogger
dc14e11fa87b2110c957be1632f6ce7c9f4d02a53401337d4a9d60d42ecb4b4a
SnakeKeylogger
error
SnakeKeylogger
+ 1'118 additional samples on MalwareBazaar
Result
Malware family:
snakekeylogger
Create hunting rule
Score:
  10/10
Tags:
family:snakekeylogger collection discovery execution keylogger spyware stealer
Link:
https://tria.ge/reports/250404-ehy1tsy1cx/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
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
Snake Keylogger
Snake Keylogger payload
Snakekeylogger family
Verdict:
Malicious
Tags:
snake_keylogger 404keylogger
YARA:
n/a
Link:
https://app.threat.zone/submission/774bd27f-84f8-48e0-8957-92f4ade6e68d
Unpacked files
SH256 hash:
8337a1c0c50f95b4e6f8ced766b5b8817c2bbd4f9ee1e71c275c6a025cefab7b
MD5 hash:
549e64cb504ba9ae333cf5d2c6fc429c
SHA1 hash:
1fcadc92158254d51b07eaeae7987f020a6dc7b0
Link:
https://www.unpac.me/results/af9606d3-5958-48fb-b10e-0d2aba72babc/
SH256 hash:
b95bdf5d6a0dcd59d1838e4d4dd0819b959e895a8d43638d7c1f8e77eea3bfbe
MD5 hash:
ca46d789f5daddd29d3961cdd731d8ab
SHA1 hash:
05a643052a83502938a2d08981367395042884b6
Link:
https://www.unpac.me/results/af9606d3-5958-48fb-b10e-0d2aba72babc/
SH256 hash:
fa57fe486bed597365e3e7132d873bb26cec6260cbc87ff26a4712fb00a50328
MD5 hash:
70948976ac01ea196e0086a21f0385cf
SHA1 hash:
3241aef78dc24b75836c29230dec46866b5b4d1d
Detections:
win_404keylogger_g1
Create hunting rule
snake_keylogger
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
MALWARE_Win_SnakeKeylogger
Create hunting rule
Link:
https://www.unpac.me/results/af9606d3-5958-48fb-b10e-0d2aba72babc/
SH256 hash:
081beb1976bf1f206217693482c5014edbde95169a8770e3ce2a2049e8c2119d
MD5 hash:
d3d8f49b34042dac5772dcd0fe92a9f6
SHA1 hash:
d09b4000787a89ed54bb2eb292a8f541b1f2514c
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/af9606d3-5958-48fb-b10e-0d2aba72babc/
Malware family:
zgRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8337a1c0c50f/report/overview.html
Please 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/8337a1c0c50f95b4e6f8ced766b5b8817c2bbd4f9ee1e71c275c6a025cefab7b

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: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:MALWARE_Win_SnakeKeylogger
Create hunting rule
Author:ditekSHen
Description:Detects Snake Keylogger
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_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: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 8337a1c0c50f95b4e6f8ced766b5b8817c2bbd4f9ee1e71c275c6a025cefab7b

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/417/

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

Comments