MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6b1d3bc42d72e628eb23721facc04960f5ea7c05d5953c7fb65bd8b93e285b07. 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


Intelligence 10 IOCs YARA 3 File information Comments

SHA256 hash: 6b1d3bc42d72e628eb23721facc04960f5ea7c05d5953c7fb65bd8b93e285b07
SHA3-384 hash: 607d67f956e978dbc64a4e80b3984be7e53e4e46441af2ce05323d0fe8364dcbc74a14676dd2e00944a99100ac9355d1
SHA1 hash: 7418b3e13e85d4f9ce4e09b01a72e6259959becd
MD5 hash: bc3889c394a833a9d788196d848cc6fb
humanhash: blue-timing-ink-single
File name:due balance.pdf.exe
Download: download sample
Signature AgentTesla
File size:793'600 bytes
First seen:2020-08-11 13:15:58 UTC
Last seen:2020-08-12 04:53:29 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash fe602d37ea696e3fcc3dcf2e45e3ad1b (1 x AgentTesla)
ssdeep 12288:OK/Myp3CkIF9Dr3Ywid9yxh1X5d94qa+U9pZQ6wlWDsUqsTu9KASt:OAlpKF9DudyhhXQfz1qsTASt
Threatray 11'861 similar samples on MalwareBazaar
TLSH 69F4AF22B3E04877D1772E7D9C1FD7A49C25BE33FA24684A6FE41C485F396813829297
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
4
# of downloads :
65
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Sending a UDP request
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
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.Trojan.LokiBot
Status:
Malicious
First seen:
2020-08-11 09:12:31 UTC
File Type:
PE (Exe)
Extracted files:
52
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
upx keylogger stealer spyware trojan family:agenttesla
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
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 Payload
AgentTesla
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: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.

  
Delivery method
Other

Comments