MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f1b09eb965c01d93e4533b50786e029e6c0e93b00155ce476e1ea5dddd4427fb. 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: f1b09eb965c01d93e4533b50786e029e6c0e93b00155ce476e1ea5dddd4427fb
SHA3-384 hash: f041040afde043a4ed9880af5e69a48d795b59a9fed02db05380f32fa1efa92d7a3cd23b4d0e6bac191b7b19a324a8bd
SHA1 hash: 709cc923e709f761de682561edebfd0300100c29
MD5 hash: 2129cc737b051d1eab55d7be74eac77e
humanhash: fourteen-green-nineteen-fourteen
File name:RFQ#32091287.exe
Download: download sample
Signature AgentTesla
File size:929'792 bytes
First seen:2020-07-20 11:53:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:4OBuCY1q9I6/kVdSCvYFN7f7z1oJ+K+t3dKhel9Dycod+ik4g8ylSoD+yO:4OMCYu7FFjz1oJ+K+r59WYrE3oD
Threatray 10'653 similar samples on MalwareBazaar
TLSH 7615E0C96AA04440D9ED6FF99E62CAB40736BC05F4F1A30F1BD1B85A2A77393C415B27
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Enabling autorun with Startup directory
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 248136 Sample: RFQ#32091287.exe Startdate: 21/07/2020 Architecture: WINDOWS Score: 100 31 Found malware configuration 2->31 33 Multi AV Scanner detection for dropped file 2->33 35 Sigma detected: Scheduled temp file as task from temp location 2->35 37 5 other signatures 2->37 7 RFQ#32091287.exe 7 2->7         started        process3 file4 19 C:\Users\user\AppData\Roaming\XeffOWb.exe, PE32 7->19 dropped 21 C:\Users\user\...\XeffOWb.exe:Zone.Identifier, ASCII 7->21 dropped 23 C:\Users\user\AppData\Local\Temp\tmpDCF.tmp, XML 7->23 dropped 25 C:\Users\user\...\RFQ#32091287.exe.log, ASCII 7->25 dropped 39 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->39 41 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->41 43 Injects a PE file into a foreign processes 7->43 11 RFQ#32091287.exe 4 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 27 smtp.rezuit.pro 11->27 29 us2.smtp.mailhostbox.com 208.91.198.143, 49732, 587 PUBLIC-DOMAIN-REGISTRYUS United States 11->29 45 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->45 47 Tries to steal Mail credentials (via file access) 11->47 49 Tries to harvest and steal ftp login credentials 11->49 51 Tries to harvest and steal browser information (history, passwords, etc) 11->51 17 conhost.exe 15->17         started        signatures8 process9
Threat name:
ByteCode-MSIL.Trojan.Masslogger
Status:
Malicious
First seen:
2020-07-19 22:59:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
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 behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Reads user/profile data of local email clients
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

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