MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b315de383e867d0068388adb76517a6afe58475e7e047aacbec656bdb40fa7f6. 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


MassLogger


Vendor detections: 11


Intelligence 11 IOCs YARA 13 File information Comments
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SHA256 hash: b315de383e867d0068388adb76517a6afe58475e7e047aacbec656bdb40fa7f6
SHA3-384 hash: 80baefe06571819792a4ab928b3d9a7162ebbf6af46dcd15d35f074de37f13f8cf1534fdcafd29a867f32b585b29b583
SHA1 hash: 17808146334657ff049c7b70f4242184b745de50
MD5 hash: fba293bd1c8fecdb94afa3c5089fdf7a
humanhash: maryland-early-beer-lima
File name:globalshippingservice.hta
Download: download sample
Signature MassLogger
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File size:13'945 bytes
First seen:2025-03-26 14:57:36 UTC
Last seen:Never
File type:HTML Application (hta) hta
MIME type:text/html
ssdeep 96:/CBTaPLTHP0QbbUfuoeVmqUI1TYTDgPvTb+:8OTjcQPSuwK1UwX+
Threatray 908 similar samples on MalwareBazaar
TLSH T15652A4498E29FFAF430820DC62EF55E234AC477EA02211B130AF41029364A1D58EB2DF
Magika html
Reporter abuse_ch
Tags:hta MassLogger

Intelligence

File Origin
# of uploads :
1
# of downloads :
91
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.VBS.Starter.408.3065.18033.UNOFFICIAL
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Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67e4160bcb6d38a89f3e6472
Tags:
autoit emotet
Result
Verdict:
Malicious
File Type:
HTA File - Malicious
Link:
https://app.docguard.net/b315de383e867d0068388adb76517a6afe58475e7e047aacbec656bdb40fa7f6/results/dashboard
Payload URLs
URL
File name
http://107.174.231.211/333/cvnn.exe
HTA File
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
powershell
Link:
https://www.filescan.io/uploads/67e4160bf274bf2d8e236989/reports/d99e6988-057d-450e-9ed6-03a9e7806c4c/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/b315de383e867d0068388adb76517a6afe58475e7e047aacbec656bdb40fa7f6
Result
Verdict:
MALICIOUS
Details
Base64 Encoded URL
Detected an ANSI or UNICODE http:// or https:// base64 encoded URL prefix.
Result
Threat name:
Cobalt Strike, MSIL Logger, MassLogger R
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Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1649251
Signature
.NET source code references suspicious native API functions
Antivirus detection for dropped file
Binary is likely a compiled AutoIt script file
Contains functionality to log keystrokes (.Net Source)
Detected Cobalt Strike Beacon
Found malware configuration
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PowerShell case anomaly found
Powershell drops PE file
Sigma detected: Dot net compiler compiles file from suspicious location
Sigma detected: Suspicious MSHTA Child Process
Suricata IDS alerts for network traffic
Suspicious command line found
Suspicious powershell command line found
Switches to a custom stack to bypass stack traces
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)
Writes to foreign memory regions
Yara detected MassLogger RAT
Yara detected MSIL Logger
Yara detected Powershell decode and execute
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1649251 Sample: globalshippingservice.hta Startdate: 26/03/2025 Architecture: WINDOWS Score: 100 50 reallyfreegeoip.org 2->50 52 checkip.dyndns.org 2->52 54 checkip.dyndns.com 2->54 70 Suricata IDS alerts for network traffic 2->70 72 Found malware configuration 2->72 74 Malicious sample detected (through community Yara rule) 2->74 78 13 other signatures 2->78 10 mshta.exe 1 2->10         started        13 svchost.exe 1 1 2->13         started        signatures3 76 Tries to detect the country of the analysis system (by using the IP) 50->76 process4 dnsIp5 84 Suspicious command line found 10->84 86 PowerShell case anomaly found 10->86 16 cmd.exe 1 10->16         started        58 127.0.0.1 unknown unknown 13->58 signatures6 process7 signatures8 60 Detected Cobalt Strike Beacon 16->60 62 Suspicious powershell command line found 16->62 64 PowerShell case anomaly found 16->64 19 powershell.exe 45 16->19         started        24 conhost.exe 16->24         started        process9 dnsIp10 56 107.174.231.211, 49692, 80 AS-COLOCROSSINGUS United States 19->56 38 C:\Users\user\AppData\Roaming\cvnn.exe, PE32 19->38 dropped 40 C:\Users\user\AppData\Local\...\cvnn[1].exe, PE32 19->40 dropped 42 C:\Users\user\AppData\...\3kk52jhx.cmdline, Unicode 19->42 dropped 80 Loading BitLocker PowerShell Module 19->80 82 Powershell drops PE file 19->82 26 cvnn.exe 2 19->26         started        29 csc.exe 3 19->29         started        file11 signatures12 process13 file14 88 Antivirus detection for dropped file 26->88 90 Multi AV Scanner detection for dropped file 26->90 92 Binary is likely a compiled AutoIt script file 26->92 94 3 other signatures 26->94 32 RegSvcs.exe 15 2 26->32         started        44 C:\Users\user\AppData\Local\...\3kk52jhx.dll, PE32 29->44 dropped 36 cvtres.exe 1 29->36         started        signatures15 process16 dnsIp17 46 checkip.dyndns.com 193.122.6.168, 49693, 80 ORACLE-BMC-31898US United States 32->46 48 reallyfreegeoip.org 104.21.32.1, 443, 49694 CLOUDFLARENETUS United States 32->48 66 Tries to steal Mail credentials (via file / registry access) 32->66 68 Tries to harvest and steal browser information (history, passwords, etc) 32->68 signatures18
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/b315de383e867d0068388adb76517a6afe58475e7e047aacbec656bdb40fa7f6
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b315de383e867d0068388adb76517a6afe58475e7e047aacbec656bdb40fa7f6/
Threat name:
Script-WScript.Trojan.Asthma
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Status:
Malicious
First seen:
2025-03-25 17:03:36 UTC
File Type:
Text (HTML)
Extracted files:
1
AV detection:
10 of 38 (26.32%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wmk54ob6qz6qa2byrlnxmul2nl7fqr26pychvlf6yzll3napu73a._file
Verdict:
malicious
Label(s):
novastealer
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unc_loader_036
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Similar samples:
8eb955d1794fe1fd4c8e9bd91c280a69e09c11a9673c3e0fa2312a27520b3eb5
MassLogger
91a04734fb1bfa93391d961ff94dfdfffc3021d6cf56cb31f9d696aa3251c6e2
MassLogger
ced40caee716f956a4db4d96f10daa8b80f6c30371f2490129b6cf212dcfd223
MassLogger
cf89ee5a964c6ba7ca2ac678c0727c0cde96b3a8a0268a103c1d529064dbc17e
MassLogger
d4586a72327c94fac12774945350b88c099bdae93c5db77172923c4375a0ce2a
MassLogger
error
MassLogger
+ 898 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
collection defense_evasion discovery execution
Link:
https://tria.ge/reports/250326-scab6sxscw/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
AutoIT Executable
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Blocklisted process makes network request
Downloads MZ/PE file
Evasion via Device Credential Deployment
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
MassLogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b315de383e867d0068388adb76517a6afe58475e7e047aacbec656bdb40fa7f6

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
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Author:Rony (r0ny_123)
Description:Detects Snake keylogger payload
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
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Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
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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
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Author:Florian Roth
Description:Detects Encrial credential stealer malware
Reference:https://twitter.com/malwrhunterteam/status/953313514629853184
Rule name:masslogger_gcch
Create hunting rule
Author:govcert_ch
Rule name:NET
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
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Author:Skystars LightDefender
Description:imphash
Rule name:telegram_bot_api
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Author:rectifyq
Description:Detects file containing Telegram Bot API
Rule name:Windows_Trojan_SnakeKeylogger_af3faa65
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Author:Elastic Security
Rule name:win_masslogger_w0
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Author:govcert_ch

File information

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

Web download

MassLogger

HTML Application (hta) hta b315de383e867d0068388adb76517a6afe58475e7e047aacbec656bdb40fa7f6

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3491284/
  
Delivery method
Distributed via web download

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