MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4b73e2b3216c57d323bd8d9a70df985072b0d6c20e4ebdc3f5e9e7e6a9c750b7. 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 15 File information Comments
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SHA256 hash: 4b73e2b3216c57d323bd8d9a70df985072b0d6c20e4ebdc3f5e9e7e6a9c750b7
SHA3-384 hash: 667c77ccfd7e4506e6a7ca030a53dc73e3becbf694674211c72cd5bc69d33934ac80503796a8d1cb3cca5be517647078
SHA1 hash: ea97e5156e13e71d4e2dfa0e87fbaa79695247f9
MD5 hash: 50320b4f5a968d5031f805a5645934f7
humanhash: nuts-video-uranus-mountain
File name:SOA.exe
Download: download sample
Signature SnakeKeylogger
Create hunting rule
File size:646'656 bytes
First seen:2025-02-04 06:04:20 UTC
Last seen:2025-02-05 14:12:07 UTC
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:NZjSjYa9JMqddzVE5TCVzXDZKTkc97HFSEXrPevKpPfA:qka9JzVEMV4Tkc97lSEw0
TLSH T198D4121EBA0BEA10CA5D1AB7C653109C83B5CA17E641E39D5D941DE26C33EEDD10AEC3
TrID 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.0% (.EXE) Win64 Executable (generic) (10522/11/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win32 Executable (generic) (4504/4/1)
1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
Magika pebin
File icon (PE):PE icon
dhash icon e0e698a08088a888 (20 x Formbook, 6 x AgentTesla, 3 x SnakeKeylogger)
Reporter threatcat_ch
Tags:exe SnakeKeylogger

Intelligence

File Origin
# of uploads :
4
# of downloads :
464
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SOA.exe
Verdict:
Malicious activity
Analysis date:
2025-02-04 06:19:02 UTC
Tags:
snake keylogger evasion stealer
Link:
https://app.any.run/tasks/8a2c4185-ef5f-49b2-a0db-d1dcababd49b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.CrypterX-gen.26035.16412.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67a1af4c2dcee78dd81949d9
Tags:
obfuscator micro msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a custom TCP request
Reading critical registry keys
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process with a hidden window
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
Forced shutdown of a browser
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated obfuscated obfuscated packed packed packer_detected vbnet
Link:
https://www.filescan.io/uploads/67a1ae1db72e1314bcda1554/reports/292b7554-416e-4bb4-937f-9df7130223c4/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/4b73e2b3216c57d323bd8d9a70df985072b0d6c20e4ebdc3f5e9e7e6a9c750b7
Result
Verdict:
SUSPICIOUS
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/313ec04f-2e81-486a-8acf-da15acfee105
Result
Threat name:
Snake Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1606237
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
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
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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
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:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1606237 Sample: SOA.exe Startdate: 04/02/2025 Architecture: WINDOWS Score: 100 46 reallyfreegeoip.org 2->46 48 checkip.dyndns.org 2->48 50 checkip.dyndns.com 2->50 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 Sigma detected: Scheduled temp file as task from temp location 2->56 60 9 other signatures 2->60 8 SOA.exe 7 2->8         started        12 CbIojFBoyNL.exe 5 2->12         started        signatures3 58 Tries to detect the country of the analysis system (by using the IP) 46->58 process4 file5 34 C:\Users\user\AppData\...\CbIojFBoyNL.exe, PE32 8->34 dropped 36 C:\Users\...\CbIojFBoyNL.exe:Zone.Identifier, ASCII 8->36 dropped 38 C:\Users\user\AppData\Local\...\tmpFA90.tmp, XML 8->38 dropped 40 C:\Users\user\AppData\Local\...\SOA.exe.log, ASCII 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 66 Injects a PE file into a foreign processes 8->66 14 powershell.exe 23 8->14         started        17 SOA.exe 15 2 8->17         started        20 schtasks.exe 1 8->20         started        68 Multi AV Scanner detection for dropped file 12->68 70 Machine Learning detection for dropped file 12->70 22 CbIojFBoyNL.exe 14 2 12->22         started        24 schtasks.exe 1 12->24         started        signatures6 process7 dnsIp8 72 Loading BitLocker PowerShell Module 14->72 26 conhost.exe 14->26         started        28 WmiPrvSE.exe 14->28         started        42 checkip.dyndns.com 132.226.8.169, 49708, 49712, 49714 UTMEMUS United States 17->42 44 reallyfreegeoip.org 104.21.64.1, 443, 49709, 49711 CLOUDFLARENETUS United States 17->44 30 conhost.exe 20->30         started        74 Tries to steal Mail credentials (via file / registry access) 22->74 76 Tries to harvest and steal browser information (history, passwords, etc) 22->76 32 conhost.exe 24->32         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/4b73e2b3216c57d323bd8d9a70df985072b0d6c20e4ebdc3f5e9e7e6a9c750b7
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4b73e2b3216c57d323bd8d9a70df985072b0d6c20e4ebdc3f5e9e7e6a9c750b7/
Threat name:
ByteCode-MSIL.Trojan.SnakeKeylogger
Create hunting rule
Status:
Malicious
First seen:
2025-02-04 06:05:18 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
25 of 38 (65.79%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jnz6fmzbnrl5gi55rwnhbx4ykbzlbvwcbzhl3q7v5ht6nkohkc3q._file
Verdict:
malicious
Label(s):
snakekeylogger
Create hunting rule
unknown_loader_037
Create hunting rule
Similar samples:
error
SnakeKeylogger
Result
Malware family:
snakekeylogger
Create hunting rule
Score:
  10/10
Tags:
family:snakekeylogger collection discovery execution keylogger spyware stealer
Link:
https://tria.ge/reports/250204-gs581azjbr/
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:
404keylogger
YARA:
n/a
Link:
https://app.threat.zone/submission/3069a435-18e1-42ea-8489-2b5308a56062
Unpacked files
SH256 hash:
4b73e2b3216c57d323bd8d9a70df985072b0d6c20e4ebdc3f5e9e7e6a9c750b7
MD5 hash:
50320b4f5a968d5031f805a5645934f7
SHA1 hash:
ea97e5156e13e71d4e2dfa0e87fbaa79695247f9
Link:
https://www.unpac.me/results/bc4fa0cb-3ea1-4056-b3c2-fae0d3c172b0/
SH256 hash:
04ec492bebc76a23cd02465e4827bca0379a7e3b0c5ef0230bd0d493a9a2b605
MD5 hash:
307797af980a878d80a2702a1c4ad093
SHA1 hash:
61a56de4b2b9949c184e1519addf52e2e88c9cfa
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/bc4fa0cb-3ea1-4056-b3c2-fae0d3c172b0/
SH256 hash:
61ad76d426f67e141f362f2a1c1489d7590c803969b8c8388106cf574f381644
MD5 hash:
b4b0ece339d4c0a25cf5ac587392dbfa
SHA1 hash:
8b0a7190ad2261c41c640df99a05bd33d57d9398
Link:
https://www.unpac.me/results/bc4fa0cb-3ea1-4056-b3c2-fae0d3c172b0/
SH256 hash:
223665606b0ecbd23e7df7521222e9b3435f070884d1229f922a529a4899c7e3
MD5 hash:
efb4fde1775e4420c4ee9c845e7c2112
SHA1 hash:
90d406bf8dac1c08abaf190fe89a4bf005da3fc5
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_References_Messaging_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_DotNetProcHook
Create hunting rule
MALWARE_Win_SnakeKeylogger
Create hunting rule
Link:
https://www.unpac.me/results/bc4fa0cb-3ea1-4056-b3c2-fae0d3c172b0/
Malware family:
SnakeKeylogger
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4b73e2b3216c/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/4b73e2b3216c57d323bd8d9a70df985072b0d6c20e4ebdc3f5e9e7e6a9c750b7

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: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: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 4b73e2b3216c57d323bd8d9a70df985072b0d6c20e4ebdc3f5e9e7e6a9c750b7

(this sample)

  
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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

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