MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 597b9eb83b3ce72eb2d98bbf4ab67fbbfcacef10de03636dc062a63b8480b40d. 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: | 597b9eb83b3ce72eb2d98bbf4ab67fbbfcacef10de03636dc062a63b8480b40d |
|---|---|
| SHA3-384 hash: | d4f18f90b087bc06c570ac8490ee69d43eea1eb7be7bffc669b09c079838f09652a2b38679dffa3d724f22314e9aac65 |
| SHA1 hash: | 747414ae57c28b2d02ed27c57b9a16faab43b0a6 |
| MD5 hash: | 4091a790d15891ac41c253a8c7f13fe8 |
| humanhash: | skylark-island-london-mango |
| File name: | Invoice FNR Marketing - RWP 07.28.20.exe |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 419'840 bytes |
| First seen: | 2020-07-28 13:10:53 UTC |
| Last seen: | 2020-07-28 14:07:41 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | c458ff2d515beb8f44158cd3636a7400 (19 x AgentTesla, 6 x NetWire, 3 x HawkEye) |
| ssdeep | 12288:Y53qnltuxTMfLmyfbAfy2KiWmgFMhXwV:Y5anl1KyfQOmgCA |
| Threatray | 12'030 similar samples on MalwareBazaar |
| TLSH | 329423B9524251A2D5AC087B26F60DC00339A4A18107372A7D005E77BDF59EFEFE9B85 |
| Reporter |  abuse_ch |
| Tags: | AgentTesla exe |
Intelligence
File Origin
# of uploads :
2
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Unauthorized injection to a recently created process
Launching a process
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Reading critical registry keys
Stealing user critical data
Unauthorized injection to a system process
Enabling autorun with Startup directory
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Contains functionality to detect sleep reduction / modifications
Contains functionality to inject code into remote processes
Delayed program exit found
Drops VBS files to the startup folder
Executable has a suspicious name (potential lure to open the executable)
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 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)
Queues an APC in another process (thread injection)
Sigma detected: Drops script at startup location
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)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Detection:
agenttesla
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2020-07-28 13:12:08 UTC
AV detection:
25 of 28 (89.29%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
agenttesla
hawkeyekeylogger
Similar samples:
+ 12'020 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
8/10
Tags:
upx
Behaviour
UPX packed file
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: | 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: | suspicious_packer_section |
|---|---|
| Author: | @j0sm1 |
| Description: | The packer/protector section names/keywords |
| Reference: | http://www.hexacorn.com/blog/2012/10/14/random-stats-from-1-2m-samples-pe-section-names/ |
| 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.
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