MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2532cb332efc6086c05d5de55eb02cbedbb053f10400076a521540542248986b. 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 1

SHA256 hash: 2532cb332efc6086c05d5de55eb02cbedbb053f10400076a521540542248986b
SHA3-384 hash: 265d8c3d47aa4a54f097c2e8a094f66e5dcae37d4e433455dacf7e4cbfb659ab468e66512c3f4554c38457463a202c60
SHA1 hash: c2374c8c0c5771d5227f5fa2ff0ea0361fb1fbc4
MD5 hash: ddec06e82dcb89c40197ab830f825cfd
humanhash: tennessee-happy-nuts-skylark
File name:ofainsala.vbs
Download: download sample
Signature AgentTesla
File size:391'972 bytes
First seen:2023-09-26 08:45:56 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 6144:JUxWckjbjVjYjEjzj5jajyRjMjyjIjIj5Kj5jVjDjEjhX/XcXoX1XreXajzuKR:JCWX5F5
Threatray 5'453 similar samples on MalwareBazaar
TLSH T10A84992026EFA44CB1737FA31BECBAE54F6FF7B1561A60AE204443079A65E80CE55731
TrID 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1)
33.3% (.MP3) MP3 audio (1000/1)
Reporter smica83
Tags:AgentTesla HUN vbs

Intelligence


File Origin
# of uploads :
1
# of downloads :
109
Origin country :
HU HU
Vendor Threat Intelligence
Result
Verdict:
MALICIOUS
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Drops VBS files to the startup folder
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)
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
Sigma detected: Drops script at startup location
Sigma detected: Powershell download and load assembly
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)
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
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: 1314375 Sample: ofainsala.vbs Startdate: 26/09/2023 Architecture: WINDOWS Score: 100 66 Snort IDS alert for network traffic 2->66 68 Multi AV Scanner detection for domain / URL 2->68 70 Found malware configuration 2->70 72 7 other signatures 2->72 8 wscript.exe 1 2->8         started        11 wscript.exe 1 2->11         started        process3 signatures4 80 VBScript performs obfuscated calls to suspicious functions 8->80 82 Suspicious powershell command line found 8->82 84 Wscript starts Powershell (via cmd or directly) 8->84 88 2 other signatures 8->88 13 cmd.exe 1 8->13         started        16 powershell.exe 7 8->16         started        86 Very long command line found 11->86 18 powershell.exe 11->18         started        20 cmd.exe 1 11->20         started        process5 signatures6 102 Wscript starts Powershell (via cmd or directly) 13->102 104 Uses ping.exe to sleep 13->104 106 Uses ping.exe to check the status of other devices and networks 13->106 22 cmd.exe 1 13->22         started        25 PING.EXE 1 13->25         started        28 conhost.exe 13->28         started        30 powershell.exe 14 15 16->30         started        32 conhost.exe 16->32         started        108 Suspicious powershell command line found 18->108 34 powershell.exe 18->34         started        36 conhost.exe 18->36         started        38 cmd.exe 1 20->38         started        40 2 other processes 20->40 process7 dnsIp8 74 Wscript starts Powershell (via cmd or directly) 22->74 42 powershell.exe 9 22->42         started        58 127.0.0.1 unknown unknown 25->58 60 uploaddeimagens.com.br 104.21.45.138, 443, 49769 CLOUDFLARENETUS United States 30->60 62 94.156.253.247, 49770, 49782, 80 TECHNOFY-ASBG Bulgaria 30->62 46 RegAsm.exe 2 30->46         started        64 172.67.215.45, 443, 49779 CLOUDFLARENETUS United States 34->64 76 Writes to foreign memory regions 34->76 78 Injects a PE file into a foreign processes 34->78 48 RegAsm.exe 2 34->48         started        50 RegAsm.exe 34->50         started        52 RegAsm.exe 34->52         started        54 powershell.exe 9 38->54         started        signatures9 process10 file11 56 C:\Users\user\AppData\...\WGLLKwH RMhWJN.vbs, Unicode 42->56 dropped 90 Suspicious powershell command line found 42->90 92 Drops VBS files to the startup folder 42->92 94 Found suspicious powershell code related to unpacking or dynamic code loading 42->94 96 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 46->96 98 Tries to steal Mail credentials (via file / registry access) 46->98 100 Tries to harvest and steal browser information (history, passwords, etc) 48->100 signatures12
Result
Malware family:
n/a
Score:
  10/10
Tags:
n/a
Behaviour
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks computer location settings
Drops startup file
Blocklisted process makes network request
Malware Config
Dropper Extraction:
https://uploaddeimagens.com.br/images/004/616/609/original/rump_vbs.jpg?1695408937
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.

Malspam

AgentTesla

Visual Basic Script (vbs) vbs 2532cb332efc6086c05d5de55eb02cbedbb053f10400076a521540542248986b

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments



Avatar
Szabolcs Schmidt commented on 2023-09-26 08:53:07 UTC

hxxp://94.156.253(.)247/ofainsala.vbs