MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ac00cc531f41fa01e84f6e7d46d887bbdcd75525ee08b633280b0ab0d22dd22b. 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: 10


Intelligence 10 IOCs YARA File information Comments

SHA256 hash: ac00cc531f41fa01e84f6e7d46d887bbdcd75525ee08b633280b0ab0d22dd22b
SHA3-384 hash: e81b5443d6af441bc5c2bcb83f8efed477bda075bdd3ff6c9077947bda4d73dbbce6ed709bb0d7bd7812353737f54af4
SHA1 hash: 23004cf25776ef3992d4fd5e5fa1b5cebe1144b9
MD5 hash: 34e4e3bb6b166b80a7f444c99163f224
humanhash: music-black-blue-november
File name:Items Request For Quotation.vbs
Download: download sample
Signature AgentTesla
File size:191'480 bytes
First seen:2023-11-08 08:08:11 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 3072:iQlZ3mRQDYYYYYRYYYYYdYYYYYVYYYYYIYYYYYBYYYYYBYYYYYNYYYYY2YYYYYK4:lYYYYYRYYYYYdYYYYYVYYYYYIYYYYYBC
TLSH T123142D2077FF6008B1B3AF556EF6B5A54E6FBA72193A915E104C060F4BA3E40CD61B72
TrID 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1)
33.3% (.MP3) MP3 audio (1000/1)
Reporter abuse_ch
Tags:AgentTesla vbs

Intelligence


File Origin
# of uploads :
1
# of downloads :
123
Origin country :
NL NL
Vendor Threat Intelligence
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
cscript lolbin remote wscript
Result
Verdict:
MALICIOUS
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
spre.troj.spyw.evad
Score:
100 / 100
Signature
.NET source code references suspicious native API functions
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Connects to a pastebin service (likely for C&C)
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)
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
System process connects to network (likely due to code injection or exploit)
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
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1338846 Sample: Items_Request_For_Quotation.vbs Startdate: 08/11/2023 Architecture: WINDOWS Score: 100 41 uploaddeimagens.com.br 2->41 43 mail.gruaspolisol.com 2->43 45 2 other IPs or domains 2->45 67 Snort IDS alert for network traffic 2->67 69 Found malware configuration 2->69 71 Malicious sample detected (through community Yara rule) 2->71 73 8 other signatures 2->73 10 wscript.exe 1 2->10         started        14 powershell.exe 3 15 2->14         started        signatures3 process4 dnsIp5 49 paste.ee 172.67.187.200, 443, 49706 CLOUDFLARENETUS United States 10->49 81 System process connects to network (likely due to code injection or exploit) 10->81 83 VBScript performs obfuscated calls to suspicious functions 10->83 85 Suspicious powershell command line found 10->85 87 4 other signatures 10->87 16 powershell.exe 7 10->16         started        19 wscript.exe 14->19         started        21 powershell.exe 15 14->21         started        23 conhost.exe 1 14->23         started        signatures6 process7 signatures8 53 Suspicious powershell command line found 16->53 55 Found suspicious powershell code related to unpacking or dynamic code loading 16->55 25 powershell.exe 14 17 16->25         started        29 conhost.exe 16->29         started        57 Windows Scripting host queries suspicious COM object (likely to drop second stage) 19->57 process9 dnsIp10 47 uploaddeimagens.com.br 104.21.45.138, 443, 49707 CLOUDFLARENETUS United States 25->47 75 Suspicious powershell command line found 25->75 77 Writes to foreign memory regions 25->77 79 Injects a PE file into a foreign processes 25->79 31 RegAsm.exe 2 25->31         started        35 RegAsm.exe 25->35         started        37 powershell.exe 12 25->37         started        signatures11 process12 dnsIp13 51 ssl0.ovh.net 193.70.18.144, 49709, 587 OVHFR France 31->51 59 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 31->59 61 Tries to steal Mail credentials (via file / registry access) 31->61 63 Tries to harvest and steal browser information (history, passwords, etc) 31->63 65 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 35->65 39 conhost.exe 37->39         started        signatures14 process15
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2023-11-07 22:58:02 UTC
File Type:
Text (VBS)
AV detection:
1 of 37 (2.70%)
Threat level:
  5/5
Verdict:
malicious
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Script User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
Drops startup file
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:
https://uploaddeimagens.com.br/images/004/654/536/original/new_image.jpg?1698957750
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.

Malspam

AgentTesla

Visual Basic Script (vbs) vbs ac00cc531f41fa01e84f6e7d46d887bbdcd75525ee08b633280b0ab0d22dd22b

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments