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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ffa4185c830b224ced767c5e8e2d0abbabb7e8aff9c544fecbcde4e73cce5937. 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: 18


Intelligence 18 IOCs YARA 21 File information Comments

SHA256 hash: ffa4185c830b224ced767c5e8e2d0abbabb7e8aff9c544fecbcde4e73cce5937
SHA3-384 hash: 8fa59aac5f73658d933838ccff48fccbc814bade40c07c557e81c43c3ee1f4272b0ef62cd38d0a13d2c17d4ed732a00b
SHA1 hash: 5eed4870c07bf5cc80e9e55d15c0b5c6b8fa6081
MD5 hash: 5f0e041eb13ec5e91ba7388f7abc2f00
humanhash: wolfram-papa-texas-network
File name:ffa4185c830b224ced767c5e8e2d0abbabb7e8aff9c544fecbcde4e73cce5937
Download: download sample
Signature AgentTesla
File size:1'042'432 bytes
First seen:2026-09-04 20:18:32 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'218 x AgentTesla, 20'417 x Formbook, 12'370 x SnakeKeylogger)
ssdeep 24576:9YzawfiZEi1kftJuJMCfv+n6kcfnKc2WdiEZIaxq0i:9YzawqY18JFfvRtQ4xq0i
TLSH T12E25122CAA18E502D9A686710A36E77911640D9DFA12C3178BFDFDFB3819A473C183D2
TrID 72.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.4% (.EXE) Win64 Executable (generic) (6522/11/2)
4.4% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.EXE) Win16/32 Executable Delphi generic (2072/23)
Magika pebin
dhash icon f0d8d8c979f0d4f0 (4 x Formbook, 1 x AgentTesla)
Reporter adrian__luca
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
64
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
guloader
ID:
1
File name:
exe
Verdict:
Malicious activity
Analysis date:
2026-09-04 20:22:14 UTC
Tags:
auto-reg guloader loader stealer ultravnc rmm-tool telegram exfiltration agenttesla

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 service
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Adding an exclusion to Microsoft Defender
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
entropy packed
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-08-02T21:02:00Z UTC
Last seen:
2026-09-04T10:33:00Z UTC
Hits:
~1000
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
.Net Executable Managed .NET PE (Portable Executable) PE File Layout SOS: 0.29 Win 32 Exe x86
Threat name:
ByteCode-MSIL.Backdoor.FormBook
Status:
Malicious
First seen:
2026-08-03 03:31:29 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
27 of 36 (75.00%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection discovery execution keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
Enumerates physical storage devices
System Location Discovery: System Language Discovery
SmartAssembly .NET packer
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Executes dropped EXE
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Checks computer location settings
Command and Scripting Interpreter: PowerShell
Family: AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot8902811340:AAFPusUUWmQ29CRTQ25F5tADqizfjYQ791o/
Unpacked files
SH256 hash:
ffa4185c830b224ced767c5e8e2d0abbabb7e8aff9c544fecbcde4e73cce5937
MD5 hash:
5f0e041eb13ec5e91ba7388f7abc2f00
SHA1 hash:
5eed4870c07bf5cc80e9e55d15c0b5c6b8fa6081
SH256 hash:
42c2b8459c7f4c6734a043b64b6dbcbbd107e25a968f85fa2053e0491d853ad7
MD5 hash:
c1edc76489d70e7045331f3c0de03183
SHA1 hash:
e7e119e6386ccd85c689528bc1fa94b09162e728
Detections:
triage_agenttesla_infostealer win_agent_tesla_g2 Agenttesla_type2 INDICATOR_EXE_Packed_GEN01 INDICATOR_SUSPICIOUS_Binary_References_Browsers INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
SH256 hash:
91b07927d7c2f19f116e3e2ddf1d0caa9c1c0cb94d6b0041b4726554e367ff2c
MD5 hash:
d51eb379413fdbba66a5c56b738289a1
SHA1 hash:
fe131d146a2dd4aa961edfef985e4796f9d84e02
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Malware family:
AgentTesla
Verdict:
Malicious
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:Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:DetectEncryptedVariants
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:INDICATOR_EXE_Packed_GEN01
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:NET
Author:malware-lu
Rule name:NETexecutableMicrosoft
Author:malware-lu
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_CMD_Powershell_Usage
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:telebot_framework
Author:vietdx.mb
Rule name:TelegramAPIMalware_PowerShell_EXE
Author:@polygonben
Description:Hunting for pwsh malware using Telegram for C2
Rule name:telegram_bot_api
Author:rectifyq
Description:Detects file containing Telegram Bot API
Rule name:VECT_Ransomware
Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.
Rule name:Windows_Generic_Threat_808f680e
Author:Elastic Security
Rule name:Windows_Trojan_AgentTesla_ebf431a8
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/attack-chain-leads-to-xworm-and-agenttesla

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Comments