MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c598dce25f2988e75ba2c54f6b229f6f0eb59725d80570ff43c7d8dccf3a62b1. 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 1 File information Comments

SHA256 hash: c598dce25f2988e75ba2c54f6b229f6f0eb59725d80570ff43c7d8dccf3a62b1
SHA3-384 hash: 73acbcbe819539b42b7594c26460720836e611f123e6b4510253c2f1f72fcc2605ea4490d91c99cc9f81d212a917a460
SHA1 hash: 2021d94f033ea308af0d3ab774db44246a049329
MD5 hash: f369b0b50c995517747fd2190bf081ac
humanhash: lion-skylark-hawaii-oranges
File name:TRANSFERENCIA(15,451.25).pdf.vbs
Download: download sample
Signature AgentTesla
File size:164'632 bytes
First seen:2022-12-18 07:34:38 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 1536:FXFYW3aQivIwzXfu4vy2OLO8ozlADw8auustFmbicH0:FXFJliLfuE8ozlADw8auustFmbicH0
Threatray 20'428 similar samples on MalwareBazaar
TLSH T15BF3AD5172E95404B2B33F51BDFA55258B3BBEE99C71CA4D42880BAD47A2D40ECB1B33
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 :
114
Origin country :
n/a
Vendor Threat Intelligence
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm winrm.vbs
Result
Verdict:
MALICIOUS
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Antivirus detection for URL or domain
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
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:
Threat name:
Script-WScript.Trojan.Heuristic
Status:
Malicious
First seen:
2022-12-16 17:03:40 UTC
File Type:
Text
AV detection:
7 of 26 (26.92%)
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 payload
AgentTesla
Malware Config
Dropper Extraction:
http://4.204.233.44/DLL/NoStartUp.ppam
Malware family:
AgentTesla.v3
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.

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:SUSP_VBS_Wscript_Shell
Author:SECUINFRA Falcon Team
Description:Detects the definition of 'Wscript.Shell' which is often used by Malware, FPs are possible and commmon

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 c598dce25f2988e75ba2c54f6b229f6f0eb59725d80570ff43c7d8dccf3a62b1

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments