MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 f255241a0343f23d9e0b2fd5a3e81be32ac570b70404ff91b01536c8c9b055b3. 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: 9
| SHA256 hash: | f255241a0343f23d9e0b2fd5a3e81be32ac570b70404ff91b01536c8c9b055b3 |
|---|---|
| SHA3-384 hash: | 4401dd2c9802225bedb330bfa25630c0067fc13524aeec40fd89c6d9afe690bef65abefeefd073f4095398a7a87bae6c |
| SHA1 hash: | 12ff879aec0adaab1bd71bbfdc5988c8930bb962 |
| MD5 hash: | 069d4739a5845f48311a2fa5f840ad48 |
| humanhash: | black-tennis-fish-shade |
| File name: | INVOICE_483263737936.exe |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 745'984 bytes |
| First seen: | 2020-07-29 05:22:58 UTC |
| Last seen: | 2020-07-29 05:50:21 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | e8ef47e85c79ee608837cc415c05c43b (15 x AgentTesla, 5 x NanoCore, 5 x Loki) |
| ssdeep | 12288:rRXtpnVH9Az44BnvOCDhzcl0UdKndi2bnXJcxZAw7be6jzUpDTzNMVJ39g:rfd8z4byilBdlGXUbe6jCDTxMVJNg |
| Threatray | 11'464 similar samples on MalwareBazaar |
| TLSH | E4F49E66A2E1483ED1A71E389C1BD3649F3ABE002E2859453FEC1C4C5F397813866ED7 |
| Reporter |  cocaman |
| Tags: | AgentTesla exe |
Intelligence
File Origin
# of uploads :
2
# of downloads :
64
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Reading critical registry keys
Stealing user critical data
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Contains functionality to detect sleep reduction / modifications
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
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 access)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Detection:
agenttesla
Threat name:
Win32.Trojan.DataStealer
Status:
Malicious
First seen:
2020-07-29 02:15:15 UTC
File Type:
PE (Exe)
Extracted files:
46
AV detection:
26 of 29 (89.66%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
agenttesla
hawkeyekeylogger
Similar samples:
+ 11'454 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Score:
10/10
Tags:
upx spyware keylogger trojan stealer family:agenttesla
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
UPX packed file
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
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: | Agenttesla_type2 |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect Agenttesla in memory |
| Reference: | internal research |
| Rule name: | CAP_HookExKeylogger |
|---|---|
| Author: | Brian C. Bell -- @biebsmalwareguy |
| Reference: | https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar |
| Rule name: | win_agent_tesla_w1 |
|---|---|
| Author: | govcert_ch |
| Description: | Detect Agent Tesla based on common .NET code sequences |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Other
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