MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fa43e204762689b5d9a4f72bd2a6772f8d8436e02ddd0c6da9a0a26d475412da. 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



AgentTesla


Vendor detections: 12


Intelligence 12 IOCs YARA File information Comments

SHA256 hash: fa43e204762689b5d9a4f72bd2a6772f8d8436e02ddd0c6da9a0a26d475412da
SHA3-384 hash: d8a1f00df9846642b24eb971ca7907761f04a5dbf78245f397bf02765ef457e9a49302eb4b9f481e829ee35d63ae648e
SHA1 hash: c23f436e333d31ef93f94949cf6d71d5d2d14458
MD5 hash: 32d87b2f68ef1dd11316fbb33f1f8597
humanhash: diet-mississippi-foxtrot-butter
File name:yhkld.vbs
Download: download sample
Signature AgentTesla
File size:384'726 bytes
First seen:2023-07-06 12:49:05 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 3072:EQaiUCrZUKCs7xlu4vrSCqtI4xvgGrk+KH:EQaiUc
Threatray 4'549 similar samples on MalwareBazaar
TLSH T1CE846603719ADCC9B1E13A63068FF5B94BF7B6E1462E41A911DC420A9AD4D4CCE49AF3
TrID 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1)
33.3% (.MP3) MP3 audio (1000/1)
Reporter malwarelabnet
Tags:AgentTesla vbs

Intelligence


File Origin
# of uploads :
1
# of downloads :
124
Origin country :
CA CA
Vendor Threat Intelligence
Result
Verdict:
MALICIOUS
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Snort IDS alert for network traffic
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
VBScript performs obfuscated calls to suspicious functions
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected AgentTesla
Yara detected Generic Downloader
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1268507 Sample: yhkld.vbs Startdate: 06/07/2023 Architecture: WINDOWS Score: 100 27 Snort IDS alert for network traffic 2->27 29 Found malware configuration 2->29 31 Malicious sample detected (through community Yara rule) 2->31 33 4 other signatures 2->33 8 wscript.exe 1 2->8         started        process3 signatures4 41 VBScript performs obfuscated calls to suspicious functions 8->41 43 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->43 45 Suspicious powershell command line found 8->45 47 Wscript starts Powershell (via cmd or directly) 8->47 11 powershell.exe 7 8->11         started        process5 signatures6 49 Suspicious powershell command line found 11->49 51 Found suspicious powershell code related to unpacking or dynamic code loading 11->51 14 powershell.exe 14 15 11->14         started        18 conhost.exe 11->18         started        process7 dnsIp8 23 cryptersandtools.minhacasa.tv 177.106.216.53, 49708, 80 ALGARTELECOMSABR Brazil 14->23 25 79.110.49.55, 49709, 80 OTAVANET-ASCZ Germany 14->25 53 Writes to foreign memory regions 14->53 55 Injects a PE file into a foreign processes 14->55 20 RegAsm.exe 2 14->20         started        signatures9 process10 signatures11 35 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 20->35 37 Tries to steal Mail credentials (via file / registry access) 20->37 39 Tries to harvest and steal browser information (history, passwords, etc) 20->39
Threat name:
Script-WScript.Trojan.Heuristic
Status:
Malicious
First seen:
2023-07-06 12:50:06 UTC
File Type:
Text (VBS)
AV detection:
5 of 24 (20.83%)
Threat level:
  2/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Behaviour
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
Checks computer location settings
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Blocklisted process makes network request
AgentTesla
Malware Config
Dropper Extraction:
http://cryptersandtools.minhacasa.tv/e/e
Malware family:
AgentTesla
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Web download

AgentTesla

Visual Basic Script (vbs) vbs fa43e204762689b5d9a4f72bd2a6772f8d8436e02ddd0c6da9a0a26d475412da

(this sample)

  
Delivery method
Distributed via web download

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