MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6d99b6b488515f4544c3d8755f9df7f64435ed6dffdb013fee2525118acfd269. 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


Intelligence 9 IOCs YARA 3 File information Comments

SHA256 hash: 6d99b6b488515f4544c3d8755f9df7f64435ed6dffdb013fee2525118acfd269
SHA3-384 hash: 5aede5c8a64489eab4546c67b4a74ddcd7bfb778d5155aa5773c935fe37fe112e05b3c3d87bb24ecabb13703717429ad
SHA1 hash: f1f50b9ff684925418263ccc6f8daaead49b3d4e
MD5 hash: beacc416dfea2b5cf6bbb25c38c4799d
humanhash: double-utah-venus-alabama
File name:NEW ORDER INQUIRY URGENT PRODUCTS NEEDED 07292020.pdf.exe
Download: download sample
Signature AgentTesla
File size:580'608 bytes
First seen:2020-07-29 11:18:35 UTC
Last seen:2020-07-29 18:33:40 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:2n8R3UrGq+u4yJ51TELbkYAe2r0VKdWO98GmxeXXaSo:2IEmuPX1Tabv2B98f2g
Threatray 10'880 similar samples on MalwareBazaar
TLSH 27C4E00462542B9FC75B84B97427C4F0526BE494EBA1DAB35E8FE0A31AC26FD38C3547
Reporter jarumlus
Tags:AgentTesla

Intelligence


File Origin
# of uploads :
16
# of downloads :
71
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Unauthorized injection to a system process
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Found malware configuration
Initial sample is a PE file and has a suspicious name
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)
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-07-29 11:13:51 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Reads user/profile data of local email clients
Reads data files stored by FTP clients
Reads user/profile data of web browsers
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 6d99b6b488515f4544c3d8755f9df7f64435ed6dffdb013fee2525118acfd269

(this sample)

  
Dropped by
AgentTesla
  
Delivery method
Distributed via e-mail attachment

Comments