MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 58f57f10db219449f530a5856c1e3fee44cbca44a55828b55a1445a5164b6257. 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: 8


Intelligence 8 IOCs YARA 1 File information Comments

SHA256 hash: 58f57f10db219449f530a5856c1e3fee44cbca44a55828b55a1445a5164b6257
SHA3-384 hash: 09f41c478ea048d73e4dc888ee00d94551ce0503fd5c4ac1f1636028fca7f0af98b6bdee2b7553004ec5bf796be65b65
SHA1 hash: bf8796ea40c481f4c173472b4d673aa2d4906b92
MD5 hash: d10e67b55befd32992cda23b8997e185
humanhash: uncle-fish-idaho-single
File name:PO.pdf.exe
Download: download sample
Signature AgentTesla
File size:813'056 bytes
First seen:2020-09-29 09:33:36 UTC
Last seen:2020-09-29 10:53:01 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash c56d31f09c077ace44755276c0474b1d (2 x AgentTesla)
ssdeep 12288:Wbly675yJo0juRXhT4MghC35C6HWYeOmtHL+Qz1DTonrWReir1f9yE/jFbZtoky:B6ca0jux+Bs3HjmtHL/HrbZ4E5ZtY
Threatray 1'745 similar samples on MalwareBazaar
TLSH FD058E22F1A14873D163263C8C1B56B45C2ABE102F29BA462BE5DC4F5FFB6413529ED3
Reporter cocaman
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
99
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Contains functionality to detect sleep reduction / modifications
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found evasive API chain (trying to detect sleep duration tampering with parallel thread)
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
May check the online IP address of the machine
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)
Sigma detected: Suspicious Double Extension
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)
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Threat name:
Win32.Infostealer.Fareit
Status:
Malicious
First seen:
2020-09-29 09:35:09 UTC
File Type:
PE (Exe)
Extracted files:
39
AV detection:
27 of 29 (93.10%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
upx spyware keylogger trojan stealer family:agenttesla
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Reads user/profile data of local email clients
UPX packed file
AgentTesla
Unpacked files
SH256 hash:
58f57f10db219449f530a5856c1e3fee44cbca44a55828b55a1445a5164b6257
MD5 hash:
d10e67b55befd32992cda23b8997e185
SHA1 hash:
bf8796ea40c481f4c173472b4d673aa2d4906b92
SH256 hash:
a24055c86d98b21501dd46b206b409aa0741b128119914fcb87e9d2f995075b6
MD5 hash:
f83836b55f2a3ff0d86a54703ce264a9
SHA1 hash:
2521c6d54ebd6e9f78fc1792c779f674f46d9382
SH256 hash:
984149f59c7441e0e3c5e2fc0c1325bf255873a9d0fa1ac0f8eaed4ee6da9d98
MD5 hash:
232214019078c811f70f0169256eaff4
SHA1 hash:
3fc47788f5c9c9052f9612122d28bb47f437a11b
Please note that we are no longer able to provide a coverage score for Virus Total.

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:ach_AgentTesla_20200929
Author:abuse.ch
Description:Detects AgentTesla PE

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

Executable exe 58f57f10db219449f530a5856c1e3fee44cbca44a55828b55a1445a5164b6257

(this sample)

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