MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 38bfcdf30a0a9e9bfb1e7d0f409dea1a387b20864bdaee25b072b0fc040f57ae. 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 3 File information Comments

SHA256 hash: 38bfcdf30a0a9e9bfb1e7d0f409dea1a387b20864bdaee25b072b0fc040f57ae
SHA3-384 hash: 0d89313036d20e40d2c8b97039306f6b3bc3f3fd789bca6cc8a30f4c6e91192df6ddfaa8c2e7c544845a9f4c63e3f26c
SHA1 hash: 03fef764aa4a0086b6d32c65ba663ad0ae69461a
MD5 hash: b4ac951ff6e00921270323cd1ed651a7
humanhash: romeo-robert-salami-london
File name:Consignment Doc PDF.exe
Download: download sample
Signature AgentTesla
File size:469'504 bytes
First seen:2020-08-12 12:28:58 UTC
Last seen:2020-08-12 13:45:24 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:YA48grpiAGs+R6t++/39R5JuU2svGJkzc:cQAGs+wt++1R5JZ20cO
Threatray 10'755 similar samples on MalwareBazaar
TLSH 44A412A6137C9B24CEEC07F8059C32842B692E06EDB6FB641D8A74D957B3B404E41B77
Reporter jarumlus
Tags:AgentTesla

Intelligence


File Origin
# of uploads :
3
# of downloads :
72
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
Creating a file
Using the Windows Management Instrumentation requests
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Found malware configuration
Machine Learning detection for sample
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 detect sandboxes and other dynamic analysis tools (process name or module or function)
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
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Status:
Malicious
First seen:
2020-08-12 02:30:41 UTC
AV detection:
29 of 48 (60.42%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
keylogger stealer trojan spyware family:agenttesla
Behaviour
Suspicious behavior: EnumeratesProcesses
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
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.

Malspam

AgentTesla

Executable exe 38bfcdf30a0a9e9bfb1e7d0f409dea1a387b20864bdaee25b072b0fc040f57ae

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments