MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b6e2144718d44a1723211a5172b2827284335df121b4b61df35292cfae73fd88. 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: 9


Intelligence 9 IOCs YARA 5 File information Comments
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SHA256 hash: b6e2144718d44a1723211a5172b2827284335df121b4b61df35292cfae73fd88
SHA3-384 hash: a634112ace4ec5164b6dd9ded6d0e10ce39389260852d73824a7144bf0f097641c3d21da0c69e49839870367d5c078ed
SHA1 hash: 04c00364a001afd5934fd1dc1aabebe89b91d8f8
MD5 hash: 8d29a9f932dc6bd4fcb2f1082a4e796a
humanhash: music-lima-charlie-glucose
File name:PMC Machinery listed.vbs
Download: download sample
Signature AgentTesla
Create hunting rule
File size:306'752 bytes
First seen:2023-05-23 15:15:01 UTC
Last seen:2023-05-23 15:49:33 UTC
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 1536:Q4mdjCKN/y6YEoYFt6C2GSFrha/SFTB2OrrfLLkDEhkZzomWAXPxp0:Q4m8w/cYFmFrhASFLffPkDEhW/X0
Threatray 3'060 similar samples on MalwareBazaar
TLSH T1B9640752E19A00C4F7F33A0557AE61783B67B694483F8DAD48A8DA3FB7CF5048991363
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 :
2
# of downloads :
139
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.VBS.Agent.BAW.24534.31442.UNOFFICIAL
Create hunting rule

Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/646cd8785c09d16f6a327ed8/reports/33c93f31-8e5c-4002-b937-249203825d29/overview
Verdict:
Malicious
Labled as:
VBS/Downloader.acb
Link:
https://www.hybrid-analysis.com/sample/b6e2144718d44a1723211a5172b2827284335df121b4b61df35292cfae73fd88
Result
Verdict:
UNKNOWN
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
spre.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1240968
Signature
Antivirus detection for URL or domain
Found malware configuration
Injects a PE file into a foreign processes
May check the online IP address of the machine
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
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: RegAsm connects to smtp port
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
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected AgentTesla
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 873980 Sample: PMC_Machinery_listed.vbs Startdate: 23/05/2023 Architecture: WINDOWS Score: 100 28 Multi AV Scanner detection for domain / URL 2->28 30 Found malware configuration 2->30 32 Antivirus detection for URL or domain 2->32 34 5 other signatures 2->34 7 wscript.exe 1 2->7         started        process3 signatures4 36 VBScript performs obfuscated calls to suspicious functions 7->36 38 Suspicious powershell command line found 7->38 40 Wscript starts Powershell (via cmd or directly) 7->40 42 Very long command line found 7->42 10 powershell.exe 14 7 7->10         started        process5 dnsIp6 20 blocexpert.eu 188.212.252.11, 49692, 80 GTSCEGTSCentralEuropeAntelGermanyCZ Romania 10->20 44 Writes to foreign memory regions 10->44 46 Injects a PE file into a foreign processes 10->46 14 RegAsm.exe 15 2 10->14         started        18 conhost.exe 10->18         started        signatures7 process8 dnsIp9 22 mail7.newpages.com.my 110.74.174.214, 49694, 587 AIMS-MY-NETAIMSDataCentreSdnBhdMY Malaysia 14->22 24 api4.ipify.org 173.231.16.76, 443, 49693 WEBNXUS United States 14->24 26 api.ipify.org 14->26 48 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->48 50 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 14->50 52 May check the online IP address of the machine 14->52 54 2 other signatures 14->54 signatures10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b6e2144718d44a1723211a5172b2827284335df121b4b61df35292cfae73fd88/
Threat name:
Script-WScript.Downloader.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2023-05-23 15:15:07 UTC
File Type:
Text
AV detection:
6 of 37 (16.22%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w3rbiryy2rfboizbdjixfmucokcdgxpreg2lmhptkkjm7ltt7wea._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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168a35684463330d195c42fa3a922b6f5f76c1482859249ddedd5db5298a4db8
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1b07cef24d36e5bad35ec6329471bad42b1cfa74fb304d1b855c81882b213b51
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1ecd2d55db79d55f1923ac98e1edf145d5d4ab3260c9dfeb7fa0986aa5414c8e
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3c72c81670212773e9f2c8057bef5b79663705b99d7136b3528f4fb1346ed77c
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619895c40a57dfdac64997619cb2f7428cf513588d7651b94e00e0641016c07d
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939dade156478ff0c13348085097b64763aef9007ed30b6f084f01ad9a086ad0
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bfdc1ff00762627c6a8a95344bf549ea2ed0d63d9c0375584a608201f1b5d84e
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c258adf0015f1607b2b09594cbec41de70d816829820695f8c9778ec4b11d553
AgentTesla
+ 3'050 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230523-smwm6afg99/
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
Looks up external IP address via web service
Checks computer location settings
Blocklisted process makes network request
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b6e2144718d44a1723211a5172b2827284335df121b4b61df35292cfae73fd88

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:MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_VBS_Wscript_Shell
Create hunting rule
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 b6e2144718d44a1723211a5172b2827284335df121b4b61df35292cfae73fd88

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments