MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21445db597a3e5be3d011a54863eb7741a66261d190ea522c4c29156966a3939. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21445db597a3e5be3d011a54863eb7741a66261d190ea522c4c29156966a3939
SHA3-384 hash: 1193248f7417673b18a83d9f37661e0c9f863efd2a2f21b2bafa0531e67fe67d78ca64a67b2f33aed42841a1a1547762
SHA1 hash: 1fde43a0ef340beb28af48e9866ed0022d3b5aa4
MD5 hash: 875436e70763af0344b8b70f545add41
humanhash: twelve-arkansas-sweet-eleven
File name:RFQ20231025_Commercial list_pdf.vbs
Download: download sample
Signature AgentTesla
Create hunting rule
File size:53'635 bytes
First seen:2023-10-26 07:00:28 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 1536:KbfpXy3Of/1HL3Am7IPs6krSmm3g0+Fj0:Kb8WBTAmIPdkrS+Fj0
Threatray 804 similar samples on MalwareBazaar
TLSH T115336DA1EA94071B0C0B27C9DD424991C1FED01D093A9965FFED13DD920B59CE3BEB2A
Reporter abuse_ch
Tags:AgentTesla vbs

Intelligence

File Origin
# of uploads :
1
# of downloads :
109
Origin country :
NL NL
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/456436/
Detection(s):
SecuriteInfo.com.Script.SNH-gen.24896.7453.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
cerberus masquerade
Link:
https://www.filescan.io/uploads/653a0eb134de31f579cb16ab/reports/a532e810-736e-4932-b49f-2d595049b5e9/overview
Verdict:
Malicious
Labled as:
Valyria
Link:
https://www.hybrid-analysis.com/sample/21445db597a3e5be3d011a54863eb7741a66261d190ea522c4c29156966a3939
Result
Verdict:
MALICIOUS
Result
Threat name:
AgentTesla, GuLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1332431
Signature
Antivirus detection for URL or domain
Found suspicious powershell code related to unpacking or dynamic code loading
Hides threads from debuggers
Installs a global keyboard hook
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Obfuscated command line found
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
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 GuLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1332431 Sample: RFQ20231025_Commercial_list... Startdate: 26/10/2023 Architecture: WINDOWS Score: 100 24 mail.lipp.com.my 2->24 26 lipp.com.my 2->26 28 5 other IPs or domains 2->28 36 Antivirus detection for URL or domain 2->36 38 Multi AV Scanner detection for submitted file 2->38 40 Yara detected GuLoader 2->40 42 Yara detected AgentTesla 2->42 9 wscript.exe 2->9         started        signatures3 process4 signatures5 52 VBScript performs obfuscated calls to suspicious functions 9->52 54 Suspicious powershell command line found 9->54 56 Wscript starts Powershell (via cmd or directly) 9->56 58 3 other signatures 9->58 12 powershell.exe 16 9->12         started        process6 signatures7 60 Suspicious powershell command line found 12->60 62 Obfuscated command line found 12->62 64 Very long command line found 12->64 15 powershell.exe 17 12->15         started        18 conhost.exe 12->18         started        process8 signatures9 66 Writes to foreign memory regions 15->66 68 Maps a DLL or memory area into another process 15->68 70 Found suspicious powershell code related to unpacking or dynamic code loading 15->70 72 Hides threads from debuggers 15->72 20 CasPol.exe 15 10 15->20         started        process10 dnsIp11 30 api4.ipify.org 173.231.16.77, 443, 49728 WEBNXUS United States 20->30 32 googlehosted.l.googleusercontent.com 142.251.167.132, 443, 49727 GOOGLEUS United States 20->32 34 2 other IPs or domains 20->34 44 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 20->44 46 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 20->46 48 Tries to steal Mail credentials (via file / registry access) 20->48 50 3 other signatures 20->50 signatures12
Score:
88%
Verdict:
Malware
File Type:
ASCII
Link:
https://malprob.io/report/21445db597a3e5be3d011a54863eb7741a66261d190ea522c4c29156966a3939
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21445db597a3e5be3d011a54863eb7741a66261d190ea522c4c29156966a3939/
Threat name:
Win32.Trojan.Valyria
Create hunting rule
Status:
Malicious
First seen:
2023-10-25 10:52:47 UTC
File Type:
Text (VBS)
AV detection:
8 of 23 (34.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=efcf3nmxups34pibdjkimpvxoqngmjq5dehkkiweykivnftkhe4q._file
Verdict:
malicious
Similar samples:
1acf61ab5912011c1e3bed1fc4bca2b17f1d9098245976415e2d8d40ee3e472e
AgentTesla
279563c72fdcfa7fe078440f82764cd274f6885fe051b7c36557a0e8bbad55be
AgentTesla
4114485fdfbe256596299210254db82ebe399c7bcee81127b6e5a9b098f2f5d8
AgentTesla
6c006e3c02417e43c43c66bf5e986a64b2bdced8cf62912e5d6e1de16ed90452
AgentTesla
7b6ac52d00554670afbdaef1d7b26316cf9f9d4c8d162dfb4b0256077e13b3be
AgentTesla
9bc899defa6d47d99cefedf9b92f85b819c1ef087e1c851e767da436cc402f23
AgentTesla
b7ff72b60c763c4f62ea0b572f261c5d87bd55f4b33903150ebd08b339fc72da
AgentTesla
+ 794 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231026-hs8jsseb95/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Checks computer location settings
AgentTesla
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/21445db597a3/report/overview.html
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:Cerberus
Create hunting rule
Author:Jean-Philippe Teissier / @Jipe_
Description:Cerberus

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 21445db597a3e5be3d011a54863eb7741a66261d190ea522c4c29156966a3939

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/456436/

Comments