MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 ec35d1cc7941458cc79762055979eff1d904d3d420d8c63b2f7b660657723930. 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: 10
| SHA256 hash: | ec35d1cc7941458cc79762055979eff1d904d3d420d8c63b2f7b660657723930 |
|---|---|
| SHA3-384 hash: | 494f08e6841dfe407ce73f0c53f30b46f659b4445e9561695cfe71019bab739d93bc8a3956bec2db709082113319a2e2 |
| SHA1 hash: | aa3a30f02ff94e945f0bdb4bff009230cbc16b81 |
| MD5 hash: | dba95b85fc40854d39d5361e57989e70 |
| humanhash: | double-arkansas-three-blue |
| File name: | comconstraints.vbs |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 131'916 bytes |
| First seen: | 2025-05-29 13:22:40 UTC |
| Last seen: | Never |
| File type: |  vbs |
| MIME type: | text/plain |
| ssdeep | 192:/QTvIWyBC7yiF/QD/E//E//EIp3Zyk9D25MvNh8Dhx9zaz1QFjyi3mEY+YMHCI74:IiKQDQzE |
| Threatray | 3'486 similar samples on MalwareBazaar |
| TLSH | T16AD366EDF17B8105507CF46684799D92660B9A08BF4F23C48DACF4C256F2792A227F83 |
| Magika | vba |
| Reporter |  pr0xylife |
| Tags: | AgentTesla vbs |
Intelligence
File Origin
# of uploads :
1
# of downloads :
125
Origin country :
USVendor Threat Intelligence
Detection:
n/a
Verdict:
Malicious
Score:
99.1%
Tags:
obfuscate xtreme shell lien
Verdict:
Malicious
Labled as:
Trojan/VBS.Runner
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
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
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: Net WebClient Casing Anomalies
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Silenttrinity Stager Msbuild Activity
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Suspicious execution chain found
Suspicious powershell command line found
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)
VBScript performs obfuscated calls to suspicious functions
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Powershell decode and execute
Yara detected Powershell download and execute
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
Score:
83%
Verdict:
Malware
File Type:
SCRIPT
Threat name:
Script.Trojan.Generic
Status:
Suspicious
First seen:
2025-05-29 13:25:03 UTC
File Type:
Binary
AV detection:
5 of 24 (20.83%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
agenttesla
Similar samples:
+ 3'476 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Score:
10/10
Tags:
family:agenttesla discovery execution keylogger spyware stealer trojan
Behaviour
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
Blocklisted process makes network request
Command and Scripting Interpreter: PowerShell
AgentTesla
Agenttesla family
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: | AgentTeslaV2 |
|---|---|
| Author: | ditekshen |
| Description: | AgenetTesla Type 2 Keylogger payload |
| 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: | DebuggerCheck__RemoteAPI |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| 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_SandboxHookingDLL |
|---|---|
| Author: | ditekSHen |
| Description: | Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion |
| 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: | MALWARE_Win_AgentTeslaV2 |
|---|---|
| Author: | ditekSHen |
| Description: | AgenetTesla Type 2 Keylogger payload |
| Rule name: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| 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.
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