MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ac0517947c0be7baad44fb8f054215c00ada03bb61772bab9eb52e48a9c3a097. 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: 11


Intelligence 11 IOCs YARA 7 File information Comments

SHA256 hash: ac0517947c0be7baad44fb8f054215c00ada03bb61772bab9eb52e48a9c3a097
SHA3-384 hash: c333fd18de74f46ac24131bb4adee44815b340200abd7bcc087ddf8211b2af8d5e5956a519ae454bca05cd1e41bdcfed
SHA1 hash: 305fbc7a46a028c4354f13a417ba46f67464ebab
MD5 hash: 49d19f0ce5da944d1423d3f189b22103
humanhash: ack-avocado-zebra-bacon
File name:TGFTR.vbs
Download: download sample
Signature AgentTesla
File size:956'955 bytes
First seen:2022-01-01 08:08:57 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 12288:A7qHO9HgZYIUSgCPCNieCCXmiFY8qGHy7gzaBUQgngZEDlc+mb/PM4w:AaO9ANUSgCPeHCCXtqGDkTggZOlBk7w
Threatray 13'750 similar samples on MalwareBazaar
TLSH T1DE1523359F53FECA533E3A04F1B6023A6CD01E5312A4594DE0285AD36ACBA11DFADD9C
Reporter @abuse_ch
Tags:AgentTesla vbs


Twitter
@abuse_ch
AgentTesla SMTP exfil server:
mail.gnvmetalica.pe:587

Intelligence


File Origin
# of uploads :
1
# of downloads :
307
Origin country :
FR FR
Mail intelligence
No data
Vendor Threat Intelligence
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed
Result
Verdict:
MALICIOUS
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Benign windows process drops PE files
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Potential malicious VBS script found (has network functionality)
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
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
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 546894 Sample: TGFTR.vbs Startdate: 01/01/2022 Architecture: WINDOWS Score: 100 44 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->44 46 Multi AV Scanner detection for dropped file 2->46 48 Multi AV Scanner detection for submitted file 2->48 50 6 other signatures 2->50 7 wscript.exe 2 2->7         started        11 jNnIJrO.exe 2 2->11         started        13 jNnIJrO.exe 3 2->13         started        process3 file4 34 C:\Users\user\AppData\Local\...\anyname.exe, PE32 7->34 dropped 52 Benign windows process drops PE files 7->52 54 VBScript performs obfuscated calls to suspicious functions 7->54 15 anyname.exe 3 7->15         started        56 Injects a PE file into a foreign processes 11->56 18 jNnIJrO.exe 6 11->18         started        58 Multi AV Scanner detection for dropped file 13->58 60 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 13->60 62 Machine Learning detection for dropped file 13->62 64 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 13->64 21 jNnIJrO.exe 2 13->21         started        signatures5 process6 dnsIp7 74 Multi AV Scanner detection for dropped file 15->74 76 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 15->76 78 Machine Learning detection for dropped file 15->78 86 2 other signatures 15->86 23 anyname.exe 2 8 15->23         started        28 anyname.exe 15->28         started        30 anyname.exe 15->30         started        32 anyname.exe 15->32         started        40 mail.gnvmetalica.pe 18->40 80 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->80 82 Tries to steal Mail credentials (via file / registry access) 18->82 84 Tries to harvest and steal ftp login credentials 18->84 88 2 other signatures 18->88 signatures8 process9 dnsIp10 42 mail.gnvmetalica.pe 162.241.148.206, 49799, 49800, 49803 UNIFIEDLAYER-AS-1US United States 23->42 36 C:\Users\user\AppData\Roaming\...\jNnIJrO.exe, PE32 23->36 dropped 38 C:\Users\user\AppData\...\tmpG259.tmp (copy), PE32 23->38 dropped 66 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 23->66 68 Tries to steal Mail credentials (via file / registry access) 23->68 70 Hides that the sample has been downloaded from the Internet (zone.identifier) 23->70 72 Installs a global keyboard hook 23->72 file11 signatures12
Threat name:
Script-WScript.Backdoor.Bladabhindi
Status:
Malicious
First seen:
2022-01-01 08:09:11 UTC
File Type:
Text (VBS)
AV detection:
17 of 43 (39.53%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Executes dropped EXE
AgentTesla Payload
AgentTesla

YARA Signatures


MalareBazaar uses YARA rules from several public and non-public repositories, such as Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious proccess dumps they may create. Please note that only results from TLP:WHITE rules are being displayeyd.

Rule name:ach_AgentTesla_20200929
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:AgentTeslaV3
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:BitcoinAddress
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:MALWARE_Win_AgentTeslaV3
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:win_agent_tesla_v1
Author:Johannes Bader @viql
Description:detects Agent Tesla

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 ac0517947c0be7baad44fb8f054215c00ada03bb61772bab9eb52e48a9c3a097

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments