MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 8a99e591f055f3c9c883783409b93310f651b10f5a9e44aedabc519f570d096c. 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
| SHA256 hash: | 8a99e591f055f3c9c883783409b93310f651b10f5a9e44aedabc519f570d096c |
|---|---|
| SHA3-384 hash: | 340c45355cbaed45b840181d6e36762e08e5dafe67ccb5f8975d3df3783470fa2557c4982ca70afadf77ee67784dfc13 |
| SHA1 hash: | 68a708a3fbac22382f518b530e0c3b245a9a9aaa |
| MD5 hash: | 07b941d5e8b7f3f214cf54e47c05af54 |
| humanhash: | wisconsin-mountain-earth-nebraska |
| File name: | 8a99e591f055f3c9c883783409b93310f651b10f5a9e44aedabc519f570d096c |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 236'032 bytes |
| First seen: | 2024-07-29 10:48:48 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| ssdeep | 3072:kKNsaZ+st+rdB24DDjGbfxlZ0tGmnW4in2pR9xXSvnhS1lwc/dtE93j1KdCAVG9:NB+hVnj6pc3W5SavhS1lwptpA |
| Threatray | 43 similar samples on MalwareBazaar |
| TLSH | T1E134120DB7E8CF63FB1D6A3A2677149D1330DA263641D387F8A0123A1D97BDD6858782 |
| TrID | 56.5% (.EXE) Win64 Executable (generic) (10523/12/4) 11.0% (.ICL) Windows Icons Library (generic) (2059/9) 10.9% (.EXE) OS/2 Executable (generic) (2029/13) 10.7% (.EXE) Generic Win/DOS Executable (2002/3) 10.7% (.EXE) DOS Executable Generic (2000/1) |
| Reporter |  JAMESWT_WT |
| Tags: | AgentTesla EstrattoConto exe mail-bretoffice-com |
Intelligence
File Origin
# of uploads :
1
# of downloads :
411
Origin country :
ITVendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
8a99e591f055f3c9c883783409b93310f651b10f5a9e44aedabc519f570d096c
Verdict:
Malicious activity
Analysis date:
2024-07-29 10:58:17 UTC
Tags:
smtp agenttesla stealer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
90.2%
Tags:
Static Msil
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Creating a window
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
80%
Tags:
crypto_obfuscator_for_net infostealer obfuscated packed packed
Verdict:
Malicious
Labled as:
Trojan.Generic
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Result
Threat name:
AgentTesla, PureLog Stealer
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
AI detected suspicious sample
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
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)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Trojan.AgentTesla
Status:
Malicious
First seen:
2024-07-24 16:09:38 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
1
AV detection:
23 of 38 (60.53%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
agenttesla
Similar samples:
+ 33 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Score:
10/10
Tags:
family:agenttesla credential_access discovery keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Credentials from Password Stores: Credentials from Web Browsers
AgentTesla
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
8a99e591f055f3c9c883783409b93310f651b10f5a9e44aedabc519f570d096c
MD5 hash:
07b941d5e8b7f3f214cf54e47c05af54
SHA1 hash:
68a708a3fbac22382f518b530e0c3b245a9a9aaa
Malware family:
AgentTesla
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mail-O
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: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | NETexecutableMicrosoft |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_no_import_table |
|---|---|
| Description: | Detect pe file that no import table |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
No further information available
BLint
The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.
Findings
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (GUARD_CF) | high |
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