MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a334c6122bad0425124968bc3a443bf3a4ef2aabb1e865f03fee17122f0c6885. 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: 8


Intelligence 8 IOCs YARA File information Comments

SHA256 hash: a334c6122bad0425124968bc3a443bf3a4ef2aabb1e865f03fee17122f0c6885
SHA3-384 hash: cafcc91f7a0f9794ff28ff39107a72b08017aa9460179ca68d566eb5385e1b27ff3b5a4b5945955e2070248e3fbc8fc5
SHA1 hash: 003ce46829be24d179735502002a06d9389e67a0
MD5 hash: 65f0061e67f326e70fae0ca85d8e6310
humanhash: two-echo-apart-bravo
File name:kwen.vbs
Download: download sample
Signature AgentTesla
File size:584'980 bytes
First seen:2023-08-09 12:26:15 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 6144:e/IC+zK1wPKe/Aj7isnlbUHAvz162fsq/NR3nPACuvkSF:eQC+zK1wP1/Axn9nG
Threatray 5'537 similar samples on MalwareBazaar
TLSH T1F4C43D8A36EED0C0F2D2AD4183D458B4DBCF75D29834D925A80C7D1E23DF926CE51BA6
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 :
111
Origin country :
CA CA
Vendor Threat Intelligence
Gathering data
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
Multi AV Scanner detection for domain / URL
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Suspicious powershell command line found
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
VBScript performs obfuscated calls to suspicious functions
Very long command line found
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: 1288524 Sample: kwen.vbs Startdate: 09/08/2023 Architecture: WINDOWS Score: 100 40 Multi AV Scanner detection for domain / URL 2->40 42 Found malware configuration 2->42 44 Antivirus detection for URL or domain 2->44 46 3 other signatures 2->46 7 wscript.exe 1 2->7         started        process3 signatures4 48 VBScript performs obfuscated calls to suspicious functions 7->48 50 Suspicious powershell command line found 7->50 52 Wscript starts Powershell (via cmd or directly) 7->52 54 Very long command line found 7->54 10 powershell.exe 14 7 7->10         started        14 cmd.exe 1 7->14         started        process5 dnsIp6 30 80.76.51.248, 49690, 80 CLOUDCOMPUTINGDE Bulgaria 10->30 56 Writes to foreign memory regions 10->56 58 Injects a PE file into a foreign processes 10->58 16 cvtres.exe 2 10->16         started        19 conhost.exe 10->19         started        60 Wscript starts Powershell (via cmd or directly) 14->60 62 Uses ping.exe to sleep 14->62 64 Uses ping.exe to check the status of other devices and networks 14->64 21 powershell.exe 7 14->21         started        23 PING.EXE 1 14->23         started        26 conhost.exe 14->26         started        signatures7 process8 dnsIp9 32 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 16->32 34 Tries to steal Mail credentials (via file / registry access) 16->34 36 Tries to harvest and steal browser information (history, passwords, etc) 16->36 38 Found suspicious powershell code related to unpacking or dynamic code loading 21->38 28 127.0.0.1 unknown unknown 23->28 signatures10
Threat name:
Script-WScript.Packed.Generic
Status:
Suspicious
First seen:
2023-08-09 12:27:08 UTC
File Type:
Text (VBS)
AV detection:
4 of 38 (10.53%)
Threat level:
  1/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Drops startup file
Blocklisted process makes network request
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 a334c6122bad0425124968bc3a443bf3a4ef2aabb1e865f03fee17122f0c6885

(this sample)

  
Delivery method
Distributed via web download

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