MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 af145d92a09f049791b6d7f7c725025b6cb56d8ca812dabdf7938c576ac6259b. 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: 16

Intelligence 16 IOCs YARA 15 File information Comments

SHA256 hash:	af145d92a09f049791b6d7f7c725025b6cb56d8ca812dabdf7938c576ac6259b
SHA3-384 hash:	c74d7c90b637fe59594064a4ee4174e20d278ef88b3e8e5eb23d6d147746a84270a3629d3fe311de172d08f63d79bcd0
SHA1 hash:	551d68d33fff9230c7f3396ba6641ea8e5a9b0c7
MD5 hash:	f924a9ec2135709a1c8527c825c96707
humanhash:	table-romeo-uncle-pasta
File name:	PI-52-2025.pdf.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	1'123'840 bytes
First seen:	2025-10-06 09:03:58 UTC
Last seen:	2025-10-06 13:31:53 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'669 x AgentTesla, 19'482 x Formbook, 12'209 x SnakeKeylogger)
ssdeep	12288:XjRUIhKajJfKy7G2ep+zbAVK8Aw8qymfFckH2YCNIk8X8m5+q7z+iP+6Xs9EyiJj:zpY4ns6vlan2YB7MwJ/DXs9Eyi/Ee
Threatray	1'758 similar samples on MalwareBazaar
TLSH	T118358D4E6A42858AF880DBF8DE736B801664D6A75C621317E3D8257ED93FBF91D80703
TrID	71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10522/11/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika	pebin
Reporter	cocaman
Tags:	AgentTesla exe

Intelligence

File Origin

# of uploads :

# of downloads :

127

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

PI-52-2025.pdf.tar.001

Verdict:

Malicious activity

Analysis date:

2025-10-06 09:05:58 UTC

Tags:

arch-exec stealer ultravnc rmm-tool auto-startup purecrypter netreactor

Link:

https://app.any.run/tasks/f4e35437-f47a-4f8f-a7b0-444d0b1a3e6d

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

AgentTesla

Link:

https://www.capesandbox.com/analysis/30742/

Detection(s):

Win.Trojan.EmbeddedDotNetBinary-9940868-0

Win.Trojan.EmbeddedReversedDLL-9940922-0

Win.Trojan.Generic-10014419-0

Verdict:

Malicious

Score:

91.7%

Link:

https://cyber-fortress.com/docs/result/index.php?id=68e3862591bc581176cc53b8

Tags:

underscore obfusc micro smtp

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a file in the %AppData% directory

Launching a process

Using the Windows Management Instrumentation requests

Reading critical registry keys

Launching a service

Creating a window

Sending a custom TCP request

Stealing user critical data

Enabling autorun by creating a file

Unauthorized injection to a system process

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

masquerade obfuscated obfuscated packed

Link:

https://www.filescan.io/uploads/68e38627d4a0085473c15768/reports/deddf2da-ad10-4d52-8abf-896f3108bcc7/overview

Verdict:

Malicious

Labled as:

IL:Trojan.MSILZilla

Link:

https://www.hybrid-analysis.com/sample/af145d92a09f049791b6d7f7c725025b6cb56d8ca812dabdf7938c576ac6259b

Verdict:

Malicious

File Type:

exe x32

First seen:

2025-10-05T21:54:00Z UTC

Last seen:

2025-10-08T06:37:00Z UTC

Hits:

~1000

Link:

https://opentip.kaspersky.com/af145d92a09f049791b6d7f7c725025b6cb56d8ca812dabdf7938c576ac6259b/results?tab=lookup

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/04c6e39f-135f-490c-96be-4cbeb285695f

Result

Threat name:

AgentTesla, PureLog Stealer, ResolverRAT

Detection:

malicious

Classification:

troj.spyw.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1789609

Signature

.NET source code contains method to dynamically call methods (often used by packers)

.NET source code contains potential unpacker

Drops VBS files to the startup folder

Found malware configuration

Initial sample is a PE file and has a suspicious name

Joe Sandbox ML detected suspicious sample

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)

Sigma detected: Drops script at startup location

Sigma detected: Suspicious Double Extension File Execution

Sigma detected: WScript or CScript Dropper

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 / registry access)

Uses an obfuscated file name to hide its real file extension (double extension)

Windows Scripting host queries suspicious COM object (likely to drop second stage)

Yara detected AgentTesla

Yara detected AntiVM3

Yara detected Costura Assembly Loader

Yara detected PureLog Stealer

Yara detected ResolverRAT

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/af145d92a09f049791b6d7f7c725025b6cb56d8ca812dabdf7938c576ac6259b

Verdict:

inconclusive

YARA:

10 match(es)

Tags:

.Net Executable Managed .NET PE (Portable Executable) PE File Layout SOS: 0.41 Win 32 Exe x86

Link:

https://app.malva.re/file/f924a9ec2135709a1c8527c825c96707

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/af145d92a09f049791b6d7f7c725025b6cb56d8ca812dabdf7938c576ac6259b/

Threat name:

Win32.Spyware.Negasteal

Status:

Malicious

First seen:

2025-10-06 00:45:43 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

28 of 38 (73.68%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=v4kf3evat4cjpenw2734ojiclnwlk3mmvajnvppxsogfo2wgewnq._file

Verdict:

malicious

Label(s):

unc_loader_078

katzstealer

Result

Malware family:

n/a

Score:

7/10

Tags:

discovery

Link:

https://tria.ge/reports/251006-k1vzsahl51/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Drops startup file

Verdict:

Malicious

Tags:

Win.Trojan.EmbeddedDotNetBinary-9940868-0

YARA:

n/a

Link:

https://app.threat.zone/submission/86a78420-e301-416c-b615-b9594fca9f26

Unpacked files

SH256 hash:

af145d92a09f049791b6d7f7c725025b6cb56d8ca812dabdf7938c576ac6259b

MD5 hash:

f924a9ec2135709a1c8527c825c96707

SHA1 hash:

551d68d33fff9230c7f3396ba6641ea8e5a9b0c7

Link:

https://www.unpac.me/results/cd258ad6-e934-4534-9fda-005857712d5e/

Malware family:

AgentTesla

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/af145d92a09f/report/overview.html

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/af145d92a09f049791b6d7f7c725025b6cb56d8ca812dabdf7938c576ac6259b

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 Create hunting rule
Author:	ditekshen
Description:	AgentTeslaV3 infostealer payload

Rule name:	CP_AllMal_Detector Create hunting rule
Author:	DiegoAnalytics
Description:	CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication

Rule name:	INDICATOR_EXE_Packed_GEN01 Create hunting rule
Author:	ditekSHen
Description:	Detect packed .NET executables. Mostly AgentTeslaV4.

Rule name:	Lumma_Stealer_Detection Create hunting rule
Author:	ashizZz
Description:	Detects a specific Lumma Stealer malware sample using unique strings and behaviors
Reference:	https://seanthegeek.net/posts/compromized-store-spread-lumma-stealer-using-fake-captcha/

Rule name:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

Rule name:	NET Create hunting rule
Author:	malware-lu

Rule name:	NETDLLMicrosoft Create hunting rule
Author:	malware-lu

Rule name:	NETexecutableMicrosoft Create hunting rule
Author:	malware-lu

Rule name:	pe_imphash Create hunting rule

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

Rule name:	Sus_CMD_Powershell_Usage Create hunting rule
Author:	XiAnzheng
Description:	May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

Rule name:	Typical_Malware_String_Transforms Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects typical strings in a reversed or otherwise modified form
Reference:	Internal Research

Rule name:	Typical_Malware_String_Transforms_RID3473 Create hunting rule
Author:	Florian Roth
Description:	Detects typical strings in a reversed or otherwise modified form
Reference:	Internal Research

Rule name:	Windows_Trojan_AgentTesla_ebf431a8 Create hunting rule
Author:	Elastic Security
Reference:	https://www.elastic.co/security-labs/attack-chain-leads-to-xworm-and-agenttesla