MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8a3fe2533d9c2036dd92b2b437b8d1ca237308d4383cdfb4cf13eadd9012060a. 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: 22


Intelligence 22 IOCs YARA 4 File information Comments

SHA256 hash: 8a3fe2533d9c2036dd92b2b437b8d1ca237308d4383cdfb4cf13eadd9012060a
SHA3-384 hash: 30463e9bf3441f63c6969fc272fb0d5dc7528d7dda7edcb6a85ccd52b2f03b76e4b719c768d631b802542fb71d56a9d2
SHA1 hash: 56a7408d43c813c8cea87d4c738ae4ba7c69601f
MD5 hash: 1823dbd5620eccf3ab8d80d8d4ed475f
humanhash: princess-texas-twenty-ink
File name:Purchase Order.exe
Download: download sample
Signature AgentTesla
File size:1'080'320 bytes
First seen:2025-12-11 16:40:33 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:cJVajyGJPztq0rl8EWr3mfRCdOX3o0mXrvb5xlAtHVfA6wVgj43xqDS:c+1rl8EWCZCwHVyrDlApVY6u
Threatray 232 similar samples on MalwareBazaar
TLSH T19035CFD13F24A706CD680AB1D6B9ED7942F21CA57400B9B75AD97F8B39BDB005C08F62
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 lowmal3
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
149
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
Purchase Order.exe
Verdict:
Malicious activity
Analysis date:
2025-12-11 16:40:55 UTC
Tags:
auto-sch-xml stealer evasion ftp agenttesla exfiltration

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
94.9%
Tags:
micro shell lien sage
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
krypt masquerade packed vbnet
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-12-11T13:01:00Z UTC
Last seen:
2025-12-13T03:00:00Z UTC
Hits:
~100
Detections:
Trojan.MSIL.Crypt.sb Trojan-PSW.Win32.Stealer.sb Trojan-PSW.MSIL.Agensla.g Trojan.Win32.Agent.sb VHO:Trojan-Spy.MSIL.Noon.gen Trojan-Spy.Stealer.FTP.C&C PDM:Trojan.Win32.Generic Trojan-PSW.Win32.Disco.sb Trojan-PSW.MSIL.Agent.sb Trojan-PSW.MSIL.Agensla.sb HEUR:Trojan.MSIL.Taskun.sb Trojan-PSW.Agensla.TCP.C&C Trojan.MSIL.Taskun.sb Trojan-PSW.MSIL.Agensla.d Trojan.MSIL.Inject.sb HEUR:Trojan-Spy.MSIL.Agent.sb Exploit.Agent.FTP.C&C HEUR:Trojan-Spy.MSIL.Noon.gen
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
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: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
Suricata IDS alerts for network traffic
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 steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1831090 Sample: Purchase Order.exe Startdate: 11/12/2025 Architecture: WINDOWS Score: 100 44 ip-api.com 2->44 46 Suricata IDS alerts for network traffic 2->46 48 Found malware configuration 2->48 50 Malicious sample detected (through community Yara rule) 2->50 52 14 other signatures 2->52 8 Purchase Order.exe 7 2->8         started        12 CpRptE.exe 5 2->12         started        signatures3 process4 file5 34 C:\Users\user\AppData\Roaming\CpRptE.exe, PE32 8->34 dropped 36 C:\Users\user\...\CpRptE.exe:Zone.Identifier, ASCII 8->36 dropped 38 C:\Users\user\AppData\Local\...\tmpF496.tmp, XML 8->38 dropped 40 C:\Users\user\...\Purchase Order.exe.log, ASCII 8->40 dropped 54 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 8->54 56 Adds a directory exclusion to Windows Defender 8->56 58 Injects a PE file into a foreign processes 8->58 14 powershell.exe 23 8->14         started        17 Purchase Order.exe 15 2 8->17         started        20 schtasks.exe 1 8->20         started        60 Multi AV Scanner detection for dropped file 12->60 62 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 12->62 22 CpRptE.exe 14 2 12->22         started        24 schtasks.exe 1 12->24         started        signatures6 process7 dnsIp8 64 Loading BitLocker PowerShell Module 14->64 26 conhost.exe 14->26         started        28 WmiPrvSE.exe 14->28         started        42 ip-api.com 208.95.112.1, 49691, 49692, 80 TUT-ASUS United States 17->42 30 conhost.exe 20->30         started        66 Tries to steal Mail credentials (via file / registry access) 22->66 68 Tries to harvest and steal browser information (history, passwords, etc) 22->68 32 conhost.exe 24->32         started        signatures9 process10
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.60 Win 32 Exe x86
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Status:
Malicious
First seen:
2025-12-11 16:41:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
27
AV detection:
14 of 24 (58.33%)
Threat level:
  2/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla discovery execution keylogger persistence spyware stealer trojan
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Command and Scripting Interpreter: PowerShell
AgentTesla
Agenttesla family
Unpacked files
SH256 hash:
8a3fe2533d9c2036dd92b2b437b8d1ca237308d4383cdfb4cf13eadd9012060a
MD5 hash:
1823dbd5620eccf3ab8d80d8d4ed475f
SHA1 hash:
56a7408d43c813c8cea87d4c738ae4ba7c69601f
SH256 hash:
2cbe0104d0a55f21c2f0e895a50df2ffdbdebfe2e020c7b5dead6aaeb233467e
MD5 hash:
6e709eef0402edad04464e90fd7b700d
SHA1 hash:
7b78f8a790bcbb4febf73b1dc77abbb4de9ab099
Detections:
win_agent_tesla_g2 Agenttesla_type2 INDICATOR_EXE_Packed_GEN01 INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL 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_Win_AgentTeslaV2
SH256 hash:
efb6a13171efda5436a296f735066a438a281d0c38a63831d59c9bb86ed4e1cb
MD5 hash:
03be1634a292fb3b9dd147fc52404a43
SHA1 hash:
9b814356f9cf32900e28e1a3ba69018b7b31c471
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
SH256 hash:
8438cb2d6d8a6abb034cf546a6e9194e27e1c09aef741281d993f6a385e4d212
MD5 hash:
36687eac8d26b30439ab1208c791f204
SHA1 hash:
e30031a2d30a0b0f33a3ca69f823de094de0e51c
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24 SUSP_OBF_NET_Reactor_Indicators_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:NET
Author:malware-lu
Rule name:NETexecutableMicrosoft
Author:malware-lu
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


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

Malspam

AgentTesla

Executable exe 8a3fe2533d9c2036dd92b2b437b8d1ca237308d4383cdfb4cf13eadd9012060a

(this sample)

  
Delivery method
Distributed via e-mail attachment

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