MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 966af9af27325071b52d531da4c2cf95cf3aa14a4e2ee17caee17d27ee8a54e2. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 966af9af27325071b52d531da4c2cf95cf3aa14a4e2ee17caee17d27ee8a54e2
SHA3-384 hash: 198bb80339a2e004404d31ec7a7893e99cb62fe822acdf1e689f5ef0cfdca3772984259cec3bca008076634f7cd11534
SHA1 hash: d0b68d2e7bebc0d596d495698e46e453d11f92eb
MD5 hash: dbded06cc6fb590bea2e3994a5036fae
humanhash: north-vegan-twenty-sink
File name:Enquiry-EH89506758.vbs
Download: download sample
Signature AgentTesla
Create hunting rule
File size:736'286 bytes
First seen:2023-05-30 07:44:15 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 3072:svGIwfkYFEhNe4VTdRnTT8w4TWWsOdXhCv7XULH7Q6+9cZqs7g3Dpx+og0S7wQzz:2wfkYF3FZqc
Threatray 19 similar samples on MalwareBazaar
TLSH T146F49B0195DE00D4F2B22E6557FD4328476BF7E6C93AD1CC2C898B0DA7DBC48C929B66
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 :
NL NL
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/393353/
Detection(s):
SecuriteInfo.com.Other.Malware-gen.20641.7139.UNOFFICIAL
Create hunting rule

Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6475a9806dd70dc931d859cc/reports/07df4304-693d-4cc6-9fe4-2e21bac08b7a/overview
Verdict:
Suspicious
Labled as:
VBS/Agent.BAW
Link:
https://www.hybrid-analysis.com/sample/966af9af27325071b52d531da4c2cf95cf3aa14a4e2ee17caee17d27ee8a54e2
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/1245448
Signature
Found malware configuration
Injects a PE file into a foreign processes
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: MSBuild 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: 878457 Sample: Enquiry-EH89506758.vbs Startdate: 30/05/2023 Architecture: WINDOWS Score: 100 38 Found malware configuration 2->38 40 Multi AV Scanner detection for submitted file 2->40 42 Yara detected AgentTesla 2->42 44 4 other signatures 2->44 8 wscript.exe 1 2->8         started        11 powershell.exe 3 15 2->11         started        process3 signatures4 54 VBScript performs obfuscated calls to suspicious functions 8->54 56 Suspicious powershell command line found 8->56 58 Wscript starts Powershell (via cmd or directly) 8->58 60 Very long command line found 8->60 13 powershell.exe 14 9 8->13         started        16 powershell.exe 15 11->16         started        18 wscript.exe 11->18         started        20 conhost.exe 1 11->20         started        process5 signatures6 62 Suspicious powershell command line found 13->62 64 Writes to foreign memory regions 13->64 66 Injects a PE file into a foreign processes 13->66 22 MSBuild.exe 2 13->22         started        26 powershell.exe 12 13->26         started        28 conhost.exe 13->28         started        process7 dnsIp8 32 prisamexico.net 66.199.141.105, 49710, 587 COGECO-PEER1CA Canada 22->32 34 mail.prisamexico.net 22->34 36 192.168.2.1 unknown unknown 22->36 46 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 22->46 48 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 22->48 50 Tries to steal Mail credentials (via file / registry access) 22->50 52 Tries to harvest and steal browser information (history, passwords, etc) 22->52 30 conhost.exe 26->30         started        signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/966af9af27325071b52d531da4c2cf95cf3aa14a4e2ee17caee17d27ee8a54e2/
Threat name:
Script-WScript.Trojan.Minerva
Create hunting rule
Status:
Malicious
First seen:
2023-05-30 07:45:06 UTC
File Type:
Text (VBS)
AV detection:
8 of 24 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=szvptlzhgjihdnjnkmo2jqwpsxhtvikkjyxoc7fo4f6sp3ukktra._file
Verdict:
malicious
Similar samples:
005db23050895f239546d175465a49e57e399c1a880b9f585eebcce477f4e872
AgentTesla
0b6ef2401f66dd90ec0f2222c5316d47dbde2c4502688dad63fdf2c15ebdc9d4
AgentTesla
168a35684463330d195c42fa3a922b6f5f76c1482859249ddedd5db5298a4db8
AgentTesla
1b07cef24d36e5bad35ec6329471bad42b1cfa74fb304d1b855c81882b213b51
AgentTesla
1ecd2d55db79d55f1923ac98e1edf145d5d4ab3260c9dfeb7fa0986aa5414c8e
AgentTesla
3c72c81670212773e9f2c8057bef5b79663705b99d7136b3528f4fb1346ed77c
AgentTesla
619895c40a57dfdac64997619cb2f7428cf513588d7651b94e00e0641016c07d
AgentTesla
bfdc1ff00762627c6a8a95344bf549ea2ed0d63d9c0375584a608201f1b5d84e
AgentTesla
c581ee5101bbdd7618aaf46c993dfce0b12f96e8ff8efdb3ac46cb6abfc52bf3
AgentTesla
db5aac25dcb71e739e6f5571cb7d10ba2f30c891d4a19307d6bf8c549b2074cb
AgentTesla
+ 9 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/230530-jldxaage5z/
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
Drops startup file
Blocklisted process makes network request
AgentTesla
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/966af9af2732/report/overview.html
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/966af9af27325071b52d531da4c2cf95cf3aa14a4e2ee17caee17d27ee8a54e2

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

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 966af9af27325071b52d531da4c2cf95cf3aa14a4e2ee17caee17d27ee8a54e2

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/393353/

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