MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 db2271f6304ac6140d219a6a092c757e07dbe0fc342d62b9ba83dc7e0f005cda. 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: 19
| SHA256 hash: | db2271f6304ac6140d219a6a092c757e07dbe0fc342d62b9ba83dc7e0f005cda |
|---|---|
| SHA3-384 hash: | fb5f13fe2c210c40b46098ed531304049b8f175d35918c16d4628bb1d7815ed0694433acebf773fd295e2acec8d76e7b |
| SHA1 hash: | 8d7384ce0a006f95010c9a2a067a2fd28b5d796d |
| MD5 hash: | 3a4b22482d0b721bc575dec6ac990e02 |
| humanhash: | summer-west-alanine-batman |
| File name: | z41factura-9876.exe |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 580'608 bytes |
| First seen: | 2025-12-04 14:00:11 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 21371b611d91188d602926b15db6bd48 (77 x Formbook, 61 x AgentTesla, 29 x SnakeKeylogger) |
| ssdeep | 12288:Iz7hU5I5yuNHIgzSFKxWltRohBfSTso93Ue/IF/rWmUKY:If+iN57Gtene3LEWmUKY |
| Threatray | 3'555 similar samples on MalwareBazaar |
| TLSH | T124C4128A99D19E90C2146731C836CC1488353871EE5AB36EC71AF5AB7C70383EEA775D |
| TrID | 39.1% (.EXE) UPX compressed Win32 Executable (27066/9/6) 38.3% (.EXE) Win32 EXE Yoda's Crypter (26569/9/4) 7.2% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.5% (.EXE) Win32 Executable (generic) (4504/4/1) 2.9% (.EXE) OS/2 Executable (generic) (2029/13) |
| Magika | pebin |
| Reporter |  FXOLabs |
| Tags: | AgentTesla exe UPX |
UPX packed
This file is packed with UPX. We have therefore unpacked the file. Below is furhter information about the unpacked (de-compressed) file.
| File size (compressed) : | 580'608 bytes |
|---|---|
| File size (de-compressed) : | 1'086'976 bytes |
| Format: | win32/pe |
| Unpacked file: | d5a65d6dc53a44eef295d2f9908bd7bde73e2457dda3347206d42e7c52ed5a43 |
Intelligence
File Origin
# of uploads :
1
# of downloads :
135
Origin country :
USVendor Threat Intelligence
Malware configuration found for:
AutoIt
PEPacker
Details
AutoIt
extracted scripts and files
PEPacker
a UPX version number and an unpacked binary
Malware family:
agenttesla
ID:
1
File name:
z41factura-9876.exe
Verdict:
Malicious activity
Analysis date:
2025-12-04 14:01:12 UTC
Tags:
auto-startup stealer ultravnc rmm-tool exfiltration smtp agenttesla
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Detection(s):
Verdict:
Malicious
Score:
94.9%
Tags:
autorun lien
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-12-04T11:00:00Z UTC
Last seen:
2025-12-06T12:11:00Z UTC
Hits:
~1000
Detections:
VHO:Trojan-PSW.Win32.Stealer.gen Trojan-PSW.Win32.Stealer.sb Trojan-PSW.Win32.Disco.sb Trojan.Win32.Zenpak.sb Trojan.Win32.Inject.sb Trojan.Win32.Cryptagent.sb Trojan-PSW.MSIL.Agensla.acrm PDM:Trojan.Win32.Generic Trojan-PSW.MSIL.Agensla.sb Trojan-PSW.MSIL.Agensla.d Trojan.Win32.Strab.sb Trojan.Win32.Auzenpak.sb
Verdict:
Malicious
Score:
100%
Verdict:
Malware
File Type:
PE
Verdict:
Malware
YARA:
5 match(es)
Tags:
AutoIt Decompiled Executable PE (Portable Executable) PE File Layout Suspect Win 32 Exe x86
Verdict:
Malicious
Threat:
Family.AGENTTESLA
Threat name:
Win32.Malware.Heuristic
Status:
Malicious
First seen:
2025-12-04 14:00:37 UTC
File Type:
PE (Exe)
Extracted files:
52
AV detection:
20 of 24 (83.33%)
Threat level:
2/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
agenttesla
Similar samples:
+ 3'545 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Score:
10/10
Tags:
family:agenttesla discovery keylogger spyware stealer trojan upx
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
AutoIT Executable
Suspicious use of SetThreadContext
UPX packed file
Drops startup file
Executes dropped EXE
AgentTesla
Agenttesla family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
db2271f6304ac6140d219a6a092c757e07dbe0fc342d62b9ba83dc7e0f005cda
MD5 hash:
3a4b22482d0b721bc575dec6ac990e02
SHA1 hash:
8d7384ce0a006f95010c9a2a067a2fd28b5d796d
SH256 hash:
00bd5f41232ce1a76bff31b9f84ac83513ad34db9cee6d9dc40df20032df7971
MD5 hash:
139d5ed5dbacabf9f973d6cdf28dacfe
SHA1 hash:
7be664ba82bed8c04287683a965556783e8b79cf
Detections:
win_agent_tesla_g2
AgentTesla
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:
66afda70afc1b438d3564ad97bb01a50f2c834f2bb221ab78e441bd306626a0d
MD5 hash:
8fc8595da786af4aa28fe3ec3bbba1c1
SHA1 hash:
ec266e654b6b2b1054b5c2221d6a53d18e7c2b15
Detections:
AutoIT_Compiled
Malware family:
AgentTesla
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | AgentTeslaV3 |
|---|---|
| Author: | ditekshen |
| Description: | AgentTeslaV3 infostealer payload |
| Rule name: | AgentTeslaV5 |
|---|---|
| Author: | ClaudioWayne |
| Description: | AgentTeslaV5 infostealer payload |
| 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: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_detect_tls_callbacks |
|---|
| 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: | UPXV200V290MarkusOberhumerLaszloMolnarJohnReiser |
|---|---|
| Author: | malware-lu |
| Rule name: | upx_3 |
|---|---|
| Author: | Kevin Falcoz |
| Description: | UPX 3.X |
| Rule name: | upx_largefile |
|---|---|
| Author: | k3nr9 |
| Rule name: | Windows_Generic_Threat_9f4a80b2 |
|---|---|
| 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.
Malspam
Delivery method
Distributed via e-mail attachment
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