MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 28fb4137db1dc5813064025021d0c18ca4117a2de7371629b8a5aae5bfe03523. 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: 9


Intelligence 9 IOCs YARA File information Comments

SHA256 hash: 28fb4137db1dc5813064025021d0c18ca4117a2de7371629b8a5aae5bfe03523
SHA3-384 hash: 08f195fb1d427f1f2f9d874a3cfa4d37ddd916cf11f396a4f791df2b84bd0b8e517ad2831fd60ee7f6736b0027b1e390
SHA1 hash: 6b60ebdbf8a8bb2691d76920359cd42edecb6a75
MD5 hash: b70c3736f06a6e0fea7e719cae72d06f
humanhash: coffee-robert-august-bulldog
File name:razle.vbs
Download: download sample
Signature AgentTesla
File size:486'014 bytes
First seen:2023-09-01 13:23:22 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 12288:PMcBa9v7L+Vis12PY8EAwkwn0wYwqCsw/wDkr2cr1tmS:3
Threatray 5'584 similar samples on MalwareBazaar
TLSH T1E7A40413319AD4C861E27A835BCBF5B45BFFA6E51A3E146A20DC430787E28548E593F3
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 :
116
Origin country :
CA CA
Vendor Threat Intelligence
Result
Verdict:
MALICIOUS
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
spre.troj.spyw.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
Contains functionality to log keystrokes (.Net Source)
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
Sigma detected: Powershell download and load assembly
Sigma detected: RegAsm connects to smtp port
Snort IDS alert for network traffic
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
VBScript performs obfuscated calls to suspicious functions
Very long command line found
Windows Scripting host queries suspicious COM object (likely to drop second stage)
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: 1301631 Sample: razle.vbs Startdate: 01/09/2023 Architecture: WINDOWS Score: 100 32 Snort IDS alert for network traffic 2->32 34 Found malware configuration 2->34 36 Malicious sample detected (through community Yara rule) 2->36 38 7 other signatures 2->38 8 wscript.exe 1 2->8         started        process3 signatures4 48 VBScript performs obfuscated calls to suspicious functions 8->48 50 Suspicious powershell command line found 8->50 52 Wscript starts Powershell (via cmd or directly) 8->52 54 2 other signatures 8->54 11 powershell.exe 7 8->11         started        process5 signatures6 56 Suspicious powershell command line found 11->56 58 Found suspicious powershell code related to unpacking or dynamic code loading 11->58 14 powershell.exe 14 13 11->14         started        18 conhost.exe 11->18         started        process7 dnsIp8 28 uploaddeimagens.com.br 188.114.97.7, 443, 49717 CLOUDFLARENETUS European Union 14->28 30 80.76.51.248, 49718, 80 CLOUDCOMPUTINGDE Bulgaria 14->30 60 Writes to foreign memory regions 14->60 62 Injects a PE file into a foreign processes 14->62 20 RegAsm.exe 2 14->20         started        signatures9 process10 dnsIp11 24 worlorderbillions.top 185.244.151.84, 49719, 587 HSAE Netherlands 20->24 26 mail.worlorderbillions.top 20->26 40 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 20->40 42 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 20->42 44 Tries to steal Mail credentials (via file / registry access) 20->44 46 Tries to harvest and steal browser information (history, passwords, etc) 20->46 signatures12
Threat name:
Script-WScript.Packed.Generic
Status:
Suspicious
First seen:
2023-09-01 14:03:24 UTC
AV detection:
1 of 38 (2.63%)
Threat level:
  1/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
n/a
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks computer location settings
Blocklisted process makes network request
Malware Config
Dropper Extraction:
https://uploaddeimagens.com.br/images/004/563/621/original/universo_vbs.jpeg?1690931855
Malware family:
AgentTesla.v4
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.

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