MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2800f779fcf9eb82626c08e19c5c2a46a149a1a0d046ef79c6c9ac1a44c6017e. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments

SHA256 hash: 2800f779fcf9eb82626c08e19c5c2a46a149a1a0d046ef79c6c9ac1a44c6017e
SHA3-384 hash: e68a5472ebf4c3061b1fe81cd9905c8d5df75b8aff91e297304509ce05f59a7001b2e8ae7d7679678956fb97a307e9be
SHA1 hash: f048aabaaa277675957b20765831b26a102556dd
MD5 hash: 23db398a232cac3a46e2738c72d60105
humanhash: skylark-football-utah-fillet
File name:23db398a232cac3a46e2738c72d60105.exe
Download: download sample
Signature AgentTesla
File size:802'304 bytes
First seen:2020-11-05 07:28:06 UTC
Last seen:2020-11-05 09:35:08 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 6144:hlbNEGfXGPZ9S/ATZgzX8AiuQ87BgbE6p4DNJycLlmWeUnf8UO26u4SlM37HqITt:o9rxTL2KBCnDQLuF0kTFFSXnK
Threatray 955 similar samples on MalwareBazaar
TLSH 4D05C6F491AE2062F15B843976ADBEB402B2F5C3DBDA5D08137CF5310ABEA663B0554C
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
mail.hkoffice365.com:587

Intelligence


File Origin
# of uploads :
2
# of downloads :
89
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
Creating a file
Creating a window
Using the Windows Management Instrumentation requests
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Signature
.NET source code contains very large array initializations
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)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Infostealer.DarkStealer
Status:
Malicious
First seen:
2020-11-05 03:44:19 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
2800f779fcf9eb82626c08e19c5c2a46a149a1a0d046ef79c6c9ac1a44c6017e
MD5 hash:
23db398a232cac3a46e2738c72d60105
SHA1 hash:
f048aabaaa277675957b20765831b26a102556dd
SH256 hash:
51c2b5b273cb533e45d8d008efd8dd5b3fff3e7dc42ad709a425683d41a27c6f
MD5 hash:
a44b3e7158722077a3f4a3ca715b7683
SHA1 hash:
68cccf83245c3612c2b47974d0b99a1c887db55c
SH256 hash:
7133466138bb734ff10224ebbd279f31ae48ff73140aeb18f77fb88818511a5f
MD5 hash:
fd0795cc12d4e320e83e15d19d57dd1d
SHA1 hash:
9a297d9579d47a7633d61cb6ef611e21d94b4283
SH256 hash:
83c08f0721c8b0c96e3d6a8f3ccaf5c96fbcc427d574625c34424c3429fefaa1
MD5 hash:
3c5dbcc3bb27e913e14efd8054811373
SHA1 hash:
b0eba9388abddaef9d5aa49ccd5dbab2924cced0
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: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 2800f779fcf9eb82626c08e19c5c2a46a149a1a0d046ef79c6c9ac1a44c6017e

(this sample)

  
Delivery method
Distributed via web download

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