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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 822b97f827bd5185d3cd98d8aa40538802f0c6b2256a0738ea2410dd7ffdd88a. 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: 17


Intelligence 17 IOCs YARA 21 File information Comments

SHA256 hash: 822b97f827bd5185d3cd98d8aa40538802f0c6b2256a0738ea2410dd7ffdd88a
SHA3-384 hash: 1d3c9de7cd6acd1bb78e0824d79260f8d19259bdaf2b1aa5aa803f689e8e3e8adc8c2506cfba9e5228b247fdd1cf7942
SHA1 hash: 42c6e73813f4010842beee37d092eb24482becdb
MD5 hash: 04231e84873d17f219a5bfb977664124
humanhash: mexico-kansas-winner-stairway
File name:822b97f827bd5185d3cd98d8aa40538802f0c6b2256a0738ea2410dd7ffdd88a
Download: download sample
Signature AgentTesla
File size:1'076'224 bytes
First seen:2026-09-10 11:05:33 UTC
Last seen:2026-10-19 07:15:49 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'297 x AgentTesla, 20'714 x Formbook, 12'401 x SnakeKeylogger)
ssdeep 24576:hjP/2oSdv9p98yoAqsrGueXj+uhfmJ7aRoTqt3HpFkF4CjBxWL:hb/2oSjgOrmVhfrY+bNU
TLSH T1373502582666DE05E5E72FF05C70E3B857A85E409811D3039EFABCEB783A6453D193C2
TrID 73.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
6.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.6% (.EXE) Win64 Executable (generic) (6522/11/2)
4.5% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter adrian__luca
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
127
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
exe
Verdict:
Malicious activity
Analysis date:
2026-09-10 13:32:29 UTC
Tags:
auto-reg stealer ultravnc rmm-tool telegram exfiltration agenttesla netreactor

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
81.4%
Tags:
virus micro
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a 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
Reading critical registry keys
Launching a service
Changing a file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-08-25T03:50:00Z UTC
Last seen:
2026-09-12T03:42:00Z UTC
Hits:
~1000
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable Managed .NET PE (Portable Executable) PE File Layout SOS: 0.39 Win 32 Exe x86
Threat name:
ByteCode-MSIL.Trojan.PureLogStealer
Status:
Malicious
First seen:
2026-08-25 09:22:53 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
18 of 24 (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
System Location Discovery: System Language Discovery
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
Command and Scripting Interpreter: PowerShell
Family: AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot8902811340:AAFPusUUWmQ29CRTQ25F5tADqizfjYQ791o/
Unpacked files
SH256 hash:
822b97f827bd5185d3cd98d8aa40538802f0c6b2256a0738ea2410dd7ffdd88a
MD5 hash:
04231e84873d17f219a5bfb977664124
SHA1 hash:
42c6e73813f4010842beee37d092eb24482becdb
SH256 hash:
5df444b5db7e7fa80ac92a87621320122b930b0412369616435b135a3c6ffaed
MD5 hash:
7649754d871f42cfe7dadd6b2e0a9e5d
SHA1 hash:
4586988cfe6526538927548743f7ca6e0a1032d1
SH256 hash:
53c9f79fac4fa97746e70241842da0fef5b7c5efa2ff1b049a924d5ba06cba6e
MD5 hash:
8a5844d295b2410bd19d85c522fa8c79
SHA1 hash:
bd176ba8f284e7c97700c1ec300f32559d1a163d
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
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
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