MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 960250e8e6fd311f90df2c2f6afc5aa19517092550581985849b25a42aa0fa16. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 960250e8e6fd311f90df2c2f6afc5aa19517092550581985849b25a42aa0fa16
SHA3-384 hash: 859292fca21b72e975df7221e089dd6400aa18e4539126f39c1d72a4855dc703e0c78c3693286f48c43973389729e6c0
SHA1 hash: 4111f0a0d1027a73fab85dbf25b733d151de9ebf
MD5 hash: fffb2b816a4e4afadace3876de1245bb
humanhash: bluebird-carolina-edward-wisconsin
File name:OSnArKbouinwHTMsm.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:991'232 bytes
First seen:2021-06-02 12:26:42 UTC
Last seen:2021-06-02 13:01:34 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 12288:5aITBawvTsfbyoI+dS2CM+zRaY9CYtUN5kHYfiVD5eLq3yUdH5eDAC:53TBAfWUS2b+z3kYWnFLq3dZe
Threatray 5'556 similar samples on MalwareBazaar
TLSH E2257DF4F158AAB5D42DDB31C3A09CAED7A251FE5347CE1C19B9D6CC1A03B8A9F98404
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
133
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
OSnArKbouinwHTMsm.exe
Verdict:
Malicious activity
Analysis date:
2021-06-02 12:40:10 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/0dcf3ac0-6b47-42f7-ad91-0919570a86f0

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/164064/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Result
Verdict:
UNKNOWN
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
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/795882
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains very large array initializations
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
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)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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 schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 428286 Sample: OSnArKbouinwHTMsm.exe Startdate: 02/06/2021 Architecture: WINDOWS Score: 100 31 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->31 33 Found malware configuration 2->33 35 Multi AV Scanner detection for dropped file 2->35 37 10 other signatures 2->37 7 OSnArKbouinwHTMsm.exe 7 2->7         started        process3 file4 19 C:\Users\user\AppData\...\vulIIQqGKGloFF.exe, PE32 7->19 dropped 21 C:\...\vulIIQqGKGloFF.exe:Zone.Identifier, ASCII 7->21 dropped 23 C:\Users\user\AppData\Local\...\tmp642B.tmp, XML 7->23 dropped 25 C:\Users\user\...\OSnArKbouinwHTMsm.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 Uses schtasks.exe or at.exe to add and modify task schedules 7->43 45 Injects a PE file into a foreign processes 7->45 11 OSnArKbouinwHTMsm.exe 6 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 27 smtp.nilkarnal.com 11->27 29 us2.smtp.mailhostbox.com 208.91.199.225, 49737, 49738, 587 PUBLIC-DOMAIN-REGISTRYUS United States 11->29 47 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->47 49 Tries to steal Mail credentials (via file access) 11->49 51 Tries to harvest and steal ftp login credentials 11->51 53 Tries to harvest and steal browser information (history, passwords, etc) 11->53 17 conhost.exe 15->17         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/960250e8e6fd311f90df2c2f6afc5aa19517092550581985849b25a42aa0fa16/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-06-02 12:26:29 UTC
File Type:
PE (.Net Exe)
Extracted files:
23
AV detection:
19 of 29 (65.52%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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d6f1e607be28e2f2a6af69dd4a3470831cc40afdbf408c20ce41c71c9e373fa0
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ee1d3696696c109fbd923128e23c1903cc3e07df203f4a959b65f9cf663d9a1d
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f5feb1c019927e3ac5eb40a94106a54cf1f1f7724332b330d26d6422d6eeab5e
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AgentTesla
+ 5'546 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/210602-nxhyem258x/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/960250e8e6fd311f90df2c2f6afc5aa19517092550581985849b25a42aa0fa16

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/164064/
  
URLhaus
https://urlhaus.abuse.ch/url/1315708/

Comments