MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 b66f3cf72257370f19fcd5b23fc4b36889bc791991b121aa1d927b0898bd84c0. 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: | b66f3cf72257370f19fcd5b23fc4b36889bc791991b121aa1d927b0898bd84c0 |
|---|---|
| SHA3-384 hash: | 43a4bc10e182c3b36008fa7bfdc92c52cdc7b03313f98ca72830d040407cc54a2b02d8869f92b0b1a0ab15ca9b8d2a78 |
| SHA1 hash: | 1962bc515f36067a76dd4f5c32e01e65064a86b3 |
| MD5 hash: | 59b8078b06f848735b12ef8b0467859a |
| humanhash: | hotel-ohio-zebra-nitrogen |
| File name: | 59b8078b06f848735b12ef8b0467859a |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 776'192 bytes |
| First seen: | 2021-08-04 06:47:04 UTC |
| Last seen: | 2021-08-04 08:11:56 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger) |
| ssdeep | 12288:YUFockqKvnlb8uYhkOH7fMLhcPR4E7QtpskFEE/C:YakRlb853o2PmQwpdFEp |
| Threatray | 8'012 similar samples on MalwareBazaar |
| TLSH | T1DDF4BE27B7916B94E2090F778806168983E6C257B273F3FF29D91AD07921A15EF1F123 |
| Reporter |  zbetcheckin |
| Tags: | 32 AgentTesla exe |
Intelligence
File Origin
# of uploads :
2
# of downloads :
154
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
59b8078b06f848735b12ef8b0467859a
Verdict:
Suspicious activity
Analysis date:
2021-08-04 06:48:37 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Result
Verdict:
Malware
Maliciousness:
Behaviour
DNS request
Connection attempt
Sending a custom TCP request
Creating a window
Sending a UDP request
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Using the Windows Management Instrumentation requests
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
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
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Allocates memory in foreign processes
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for sample
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)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Sabsik
Status:
Malicious
First seen:
2021-08-04 06:48:06 UTC
AV detection:
19 of 46 (41.30%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
agenttesla
Similar samples:
+ 8'002 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Score:
10/10
Tags:
family:agenttesla agilenet keylogger spyware stealer trojan
Behaviour
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Loads dropped DLL
Obfuscated with Agile.Net obfuscator
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Executes dropped EXE
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
b66f3cf72257370f19fcd5b23fc4b36889bc791991b121aa1d927b0898bd84c0
MD5 hash:
59b8078b06f848735b12ef8b0467859a
SHA1 hash:
1962bc515f36067a76dd4f5c32e01e65064a86b3
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
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: | pe_imphash |
|---|
| 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.
Web download
Delivery method
Distributed via web download
Comments
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