MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a5ba3d8fe194aa084b556318530512e05eb687d8dcc33bb5f8e5fe8126b8ff5d. 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 3 File information Comments

SHA256 hash: a5ba3d8fe194aa084b556318530512e05eb687d8dcc33bb5f8e5fe8126b8ff5d
SHA3-384 hash: 6c74be1367116741de54410005a26c1a4923a2edb3b4607b9a61bcf2c78aeb00546323dcf5022226f343f5314d469f4b
SHA1 hash: 3eb6ad66d8328bc0ad2f640cc9e20a651519557f
MD5 hash: f72ea5ff325c5023eb0d1f9c017177e2
humanhash: lion-september-chicken-hot
File name:PO91107102300.exe
Download: download sample
Signature AgentTesla
File size:2'600'448 bytes
First seen:2021-03-16 15:02:01 UTC
Last seen:2021-03-16 16:33:08 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:M+Ax6H8zWWrWWe4rEVJNawmNuWG0yVIlk51vms5Xd:M+AMHbWr6VNaKhVck51vhXd
Threatray 3'251 similar samples on MalwareBazaar
TLSH 38C55FC5B628F1B0A39FDAEE6CFA4D5434C2D85DB16E51D636C8638A1801B07C2FBB15
Reporter madjack_red
Tags:AgentTesla

Intelligence


File Origin
# of uploads :
2
# of downloads :
126
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO91107102300.exe
Verdict:
Malicious activity
Analysis date:
2021-03-16 15:18:55 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Unauthorized injection to a recently created process
Sending a UDP request
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Bypasses PowerShell execution policy
Drops PE files to the startup folder
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Powershell drops PE file
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)
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 access)
Yara detected AgentTesla
Yara detected Beds Obfuscator
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 369450 Sample: PO91107102300.exe Startdate: 16/03/2021 Architecture: WINDOWS Score: 100 34 Found malware configuration 2->34 36 Antivirus detection for dropped file 2->36 38 Antivirus / Scanner detection for submitted sample 2->38 40 9 other signatures 2->40 7 PO91107102300.exe 2 2->7         started        10 Drivers.exe 2 2->10         started        process3 signatures4 42 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->42 44 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->44 46 Bypasses PowerShell execution policy 7->46 12 PO91107102300.exe 2 7->12         started        15 powershell.exe 15 7->15         started        18 PO91107102300.exe 7->18         started        24 2 other processes 7->24 48 Injects a PE file into a foreign processes 10->48 20 powershell.exe 18 10->20         started        22 Drivers.exe 2 10->22         started        process5 file6 50 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->50 52 Tries to steal Mail credentials (via file access) 12->52 54 Tries to harvest and steal ftp login credentials 12->54 56 Tries to harvest and steal browser information (history, passwords, etc) 12->56 30 C:\Users\user\AppData\Roaming\...\Drivers.exe, PE32 15->30 dropped 32 C:\Users\user\...\Drivers.exe:Zone.Identifier, ASCII 15->32 dropped 58 Drops PE files to the startup folder 15->58 60 Powershell drops PE file 15->60 26 conhost.exe 15->26         started        28 conhost.exe 20->28         started        signatures7 process8
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-03-16 15:02:07 UTC
AV detection:
23 of 47 (48.94%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Drops startup file
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
Beds Protector Packer
AgentTesla
Unpacked files
SH256 hash:
97024f17003dd3d31dab64c4d1b8251e50d428644eb59ed3692ad79ce42019cf
MD5 hash:
8cd28be4bd9a1404c6d3600db32b3ed1
SHA1 hash:
fb90b0ca51118e771390d58b19d0a404ee14cfbc
SH256 hash:
fe6be57189639e22e13883c8f010cf96155eed3f6d3a1ed2466995c16b27a358
MD5 hash:
5415e4cbed1a74a07a8d06255396feb6
SHA1 hash:
df4019c1d3b3d0230e444760a27c11f274727ae7
SH256 hash:
9b244d161c3b2ad06d494a7bbf4c135681e64705f60d1200ec5c6954c213fd0a
MD5 hash:
e508f7b4a16c914e5173bf7184d42b9e
SHA1 hash:
1ecd514cff1bb4d4c4dbb79164a251731bd91255
SH256 hash:
a5ba3d8fe194aa084b556318530512e05eb687d8dcc33bb5f8e5fe8126b8ff5d
MD5 hash:
f72ea5ff325c5023eb0d1f9c017177e2
SHA1 hash:
3eb6ad66d8328bc0ad2f640cc9e20a651519557f
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:ach_AgentTesla_20200929
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
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.

Comments