MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 99c4db677174d26eb39dfc095ed2a8ff7b3716f0e0e9ad7a6064e28367bd5a63. 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 4 File information Comments

SHA256 hash: 99c4db677174d26eb39dfc095ed2a8ff7b3716f0e0e9ad7a6064e28367bd5a63
SHA3-384 hash: 775864e0261bdbc13341a2d37837fc81ec48cf1d242c9ec8abf318c303cf76f8c3d87565baee46a519d92d2e83485d13
SHA1 hash: 9515c6ba27814cc72fc11558a06546ac95c38beb
MD5 hash: 8d75b32933a773d2a57edd0385b2adb1
humanhash: hamper-ack-lactose-massachusetts
File name:SecuriteInfo.com.Artemis8D75B32933A7.14219.12415
Download: download sample
Signature AgentTesla
File size:611'840 bytes
First seen:2021-04-21 11:08:17 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:QL/rGDCjbAEkn6zRRRRRt9Qli+a3j6eOcf4sarC+WiuKHypIBiTggoGoguf:iSUALnORRRRR7yfa3jRj4saXZtHuTA
Threatray 4'120 similar samples on MalwareBazaar
TLSH F5D4E02827A89A36D5BD077C9461124143F4B223A513E35C9ED4A0FA4DF37D3CB6A25F
Reporter SecuriteInfoCom
Tags:AgentTesla

Intelligence


File Origin
# of uploads :
1
# of downloads :
105
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
http://198.23.207.96/mon/day.exe
Verdict:
Malicious activity
Analysis date:
2021-04-21 09:48:15 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:
UNKNOWN
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 sample
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)
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 the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-04-21 09:46:02 UTC
AV detection:
20 of 28 (71.43%)
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
AgentTesla Payload
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot1620445910:AAF2v81NoINJsu_XXnpGet1YDm-NxnznaIE/sendDocument
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:Telegram_Exfiltration_Via_Api
Author:lsepaolo
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 99c4db677174d26eb39dfc095ed2a8ff7b3716f0e0e9ad7a6064e28367bd5a63

(this sample)

  
Delivery method
Distributed via web download

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