MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9018eb9638d6d076afc5d3ec85e0673e072d4d11aa840f8bb7028903cbf2be60. 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: 12


Intelligence 12 IOCs YARA 7 File information Comments

SHA256 hash: 9018eb9638d6d076afc5d3ec85e0673e072d4d11aa840f8bb7028903cbf2be60
SHA3-384 hash: 702a26b667ce9bf4f3625c92685daaf4516c279a11621cd90b929e636ef3070321250562f3ae109f07f548655cd9cda6
SHA1 hash: ca52a3ec376826f04d3abab47c89f4f3b62470d6
MD5 hash: 34678ecbdce1033006a72781dda03b05
humanhash: rugby-jersey-tennis-table
File name:70%.Upfront.Payment.Invoice.for.December.2020.PDF.exe
Download: download sample
Signature AgentTesla
File size:670'208 bytes
First seen:2020-12-09 14:37:29 UTC
Last seen:2020-12-10 07:13:10 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'659 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:MjesWMrAMMAhHPPtLm+ET7HAvFk6tOJYFi5zdo380c:unbST7HA1UqiroFc
Threatray 10'441 similar samples on MalwareBazaar
TLSH 24E4F13222193F66EA7D4BF4D05021004FB85F2B6221E25EACC251DA36FF7317A95E67
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
3
# of downloads :
125
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Launching a process
Creating a process with a hidden window
Result
Verdict:
SUSPICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Contains functionality to register a low level keyboard hook
Found malware configuration
Initial sample is a PE file and has a suspicious name
Installs a global keyboard hook
Multi AV Scanner detection for dropped file
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: Scheduled temp file as task from temp location
Sigma detected: Suspicious Double Extension
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 dynamic DNS services
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 328678 Sample: 70%.Upfront.Payment.Invoice... Startdate: 09/12/2020 Architecture: WINDOWS Score: 100 27 Found malware configuration 2->27 29 Multi AV Scanner detection for dropped file 2->29 31 Sigma detected: Scheduled temp file as task from temp location 2->31 33 9 other signatures 2->33 7 70%.Upfront.Payment.Invoice.for.December.2020.PDF.exe 6 2->7         started        process3 file4 19 C:\Users\user\AppData\...\wlllfrusqLSNw.exe, PE32 7->19 dropped 21 C:\Users\user\AppData\Local\...\tmp128B.tmp, XML 7->21 dropped 23 70%.Upfront.Paymen...er.2020.PDF.exe.log, ASCII 7->23 dropped 35 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->35 37 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->37 39 Contains functionality to register a low level keyboard hook 7->39 11 70%.Upfront.Payment.Invoice.for.December.2020.PDF.exe 2 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 25 web2.changeip.com 67.21.94.4, 49743, 587 ST-BGPUS United States 11->25 41 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->41 43 Tries to steal Mail credentials (via file access) 11->43 45 Tries to harvest and steal ftp login credentials 11->45 47 2 other signatures 11->47 17 conhost.exe 15->17         started        signatures8 process9
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-12-09 01:47:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
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
Unpacked files
SH256 hash:
9018eb9638d6d076afc5d3ec85e0673e072d4d11aa840f8bb7028903cbf2be60
MD5 hash:
34678ecbdce1033006a72781dda03b05
SHA1 hash:
ca52a3ec376826f04d3abab47c89f4f3b62470d6
SH256 hash:
c88a66cbf00b12c88e2b970b8bc220e970e8465e56098ced24e97d42be901b94
MD5 hash:
a60401dc02ff4f3250a749965097e13f
SHA1 hash:
3f22d28fd765f831084cb972a8bd071e421c26a1
SH256 hash:
a870fdafe48149cebb3e9b15635e39125ffc9da7aa1d4ad58af322cb77e5b437
MD5 hash:
f9895304d8d6f83b5788d358928ab4dd
SHA1 hash:
67176b66f68bf29b03f0d1d34608a2ac837c4ff7
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_extracted_bin
Author:James_inthe_box
Description:AgentTesla extracted
Rule name:AgentTesla_mod_tough_bin
Author:James_inthe_box
Reference:https://app.any.run/tasks/3b5d409c-978b-4a95-a5f1-399f0216873d/
Rule name:Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:agent_tesla_2019
Author:jeFF0Falltrades
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_v1
Author:Johannes Bader @viql
Description:detects Agent Tesla
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