MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b641319c88212713ad24eb947a2bb047372f18a66ca988bfb6018edffd4a369d. 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 3 File information Comments

SHA256 hash: b641319c88212713ad24eb947a2bb047372f18a66ca988bfb6018edffd4a369d
SHA3-384 hash: 923b95005a3fd3c36f41f59d76ef26722d71b2f60a1521bd2c2d7bea2fa77ee452cc3dc3f050b48d2fd78da3897fa057
SHA1 hash: a8f610bb5083f80341ad4d436b6fc72ff910d819
MD5 hash: 60182e13247b40317461f312b5c201dc
humanhash: sink-friend-glucose-wyoming
File name:60182e13247b40317461f312b5c201dc.exe
Download: download sample
Signature AgentTesla
File size:937'472 bytes
First seen:2021-03-10 09:49:57 UTC
Last seen:2021-03-10 11:54:03 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'454 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:M/PBr1700WWd5Fde+m22b3MeT3Z/QjGHDfinn4ph5b5gv2D:wK0PWS2b3dTp/s4p1gvQ
Threatray 17 similar samples on MalwareBazaar
TLSH 9C158C11FE4B6682D0BBCB78C522461B93E8AD079561DB183DAD785C3937BC0961EFC2
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
smtp.yandex.com:587

Intelligence


File Origin
# of uploads :
2
# of downloads :
118
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
60182e13247b40317461f312b5c201dc.exe
Verdict:
Malicious activity
Analysis date:
2021-03-10 09:56:25 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
Sending a UDP request
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.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
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
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)
Sigma detected: Scheduled temp file as task from temp location
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 access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 366078 Sample: eVPjmJhnsT.exe Startdate: 10/03/2021 Architecture: WINDOWS Score: 100 33 Found malware configuration 2->33 35 Multi AV Scanner detection for dropped file 2->35 37 Sigma detected: Scheduled temp file as task from temp location 2->37 39 8 other signatures 2->39 7 eVPjmJhnsT.exe 7 2->7         started        process3 file4 19 C:\Users\user\AppData\...\gRktYtHsgBI.exe, PE32 7->19 dropped 21 C:\Users\...\gRktYtHsgBI.exe:Zone.Identifier, ASCII 7->21 dropped 23 C:\Users\user\AppData\Local\...\tmpE845.tmp, XML 7->23 dropped 25 C:\Users\user\AppData\...\eVPjmJhnsT.exe.log, ASCII 7->25 dropped 41 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->41 43 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->43 45 Injects a PE file into a foreign processes 7->45 11 eVPjmJhnsT.exe 6 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 27 smtp.yandex.ru 77.88.21.158, 49755, 49756, 587 YANDEXRU Russian Federation 11->27 29 192.168.2.1 unknown unknown 11->29 31 smtp.yandex.com 11->31 47 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->47 49 Tries to steal Mail credentials (via file access) 11->49 51 Tries to harvest and steal ftp login credentials 11->51 53 Tries to harvest and steal browser information (history, passwords, etc) 11->53 17 conhost.exe 15->17         started        signatures8 process9
Gathering data
Threat name:
ByteCode-MSIL.Ransomware.TeslaCrypt
Status:
Malicious
First seen:
2021-03-10 04:08:22 UTC
AV detection:
18 of 47 (38.30%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
f9d949d2f56c449c5d346bb93ed04d38426f563b022dd179ae330dab46682c3b
MD5 hash:
871e23d748ba756eaab5777708f250f8
SHA1 hash:
c9816d4ab38541aaab9aa3eab7cb4898d0b72e4a
SH256 hash:
b641319c88212713ad24eb947a2bb047372f18a66ca988bfb6018edffd4a369d
MD5 hash:
60182e13247b40317461f312b5c201dc
SHA1 hash:
a8f610bb5083f80341ad4d436b6fc72ff910d819
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.

Web download

AgentTesla

Executable exe b641319c88212713ad24eb947a2bb047372f18a66ca988bfb6018edffd4a369d

(this sample)

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