MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1c86ea69172d009a3cdd1743213353ecfde93cbeeba216b81b2bfcf60934db41. 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: 17


Intelligence 17 IOCs YARA 19 File information Comments

SHA256 hash: 1c86ea69172d009a3cdd1743213353ecfde93cbeeba216b81b2bfcf60934db41
SHA3-384 hash: 8dc4f356221856facfd3ca999fed49df89c38b2bdb977610386068b4b3b579b52493f73e2ac9670101ae9581db64247e
SHA1 hash: a514325d8050829352c929fe3d283db9fb290182
MD5 hash: 551b0bdaa46a48566dcc72b230618289
humanhash: river-blue-kilo-nitrogen
File name:NordVPNSetup.exe
Download: download sample
Signature AgentTesla
File size:204'288 bytes
First seen:2023-09-28 14:52:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 3072:fYWrWoU49dkH+LGP34o2KerVUzeeDXbwa21Dv9ua/aHyvDvd2iK:fYWKoUIObwv
Threatray 5'388 similar samples on MalwareBazaar
TLSH T13B14F6097FA44B05FDBE6B3E4C7048496370AC927913DBCD4BC274F95A33740899AAA7
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon f8d4aa8e8e230b00 (1 x AgentTesla, 1 x MarsStealer)
Reporter stealerkiller
Tags:32 AgentTesla exe RAT


Avatar
stealerkiller
analysis : https://www.hybrid-analysis.com/sample/1c86ea69172d009a3cdd1743213353ecfde93cbeeba216b81b2bfcf60934db41/65158550ddbb9eda000c165f

Intelligence


File Origin
# of uploads :
1
# of downloads :
359
Origin country :
GB GB
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
NordVPNSetup.exe
Verdict:
Malicious activity
Analysis date:
2023-09-28 13:46:26 UTC
Tags:
evasion agenttesla stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
Creating a window
Searching for synchronization primitives
DNS request
Sending an HTTP GET request
Sending a custom TCP request
Creating a file in the %temp% directory
Reading critical registry keys
Creating a process from a recently created file
Query of malicious DNS domain
Sending a TCP request to an infection source
Moving of the original file
Stealing user critical data
Unauthorized injection to a recently created process
Sending an HTTP GET request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control crypto fingerprint fingerprint infostealer keylogger lolbin packed packed phishing replace shell32 stealer stealer
Result
Verdict:
MALICIOUS
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:
Agent Tesla, AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Contains functionality to capture screen (.Net source)
Detected Agent Tesla keylogger
Downloads files with wrong headers with respect to MIME Content-Type
Found C&C like URL pattern
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Moves itself to temp directory
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Snort IDS alert for network traffic
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 / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Yara detected Generic Downloader
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1315929 Sample: NordVPNSetup.exe Startdate: 28/09/2023 Architecture: WINDOWS Score: 100 47 Snort IDS alert for network traffic 2->47 49 Multi AV Scanner detection for domain / URL 2->49 51 Found malware configuration 2->51 53 14 other signatures 2->53 7 NordVPNSetup.exe 16 20 2->7         started        process3 dnsIp4 23 dispatchweekly.com 7->23 25 checkip.dyndns.com 7->25 27 6 other IPs or domains 7->27 21 C:\Users\user\AppData\Local\...\bzyvhxf.exe, PE32 7->21 dropped 55 Detected Agent Tesla keylogger 7->55 57 May check the online IP address of the machine 7->57 59 Moves itself to temp directory 7->59 63 3 other signatures 7->63 12 bzyvhxf.exe 14 3 7->12         started        file5 61 Found C&C like URL pattern 25->61 signatures6 process7 signatures8 65 Antivirus detection for dropped file 12->65 67 Multi AV Scanner detection for dropped file 12->67 69 Machine Learning detection for dropped file 12->69 71 4 other signatures 12->71 15 aspnet_compiler.exe 2 12->15         started        19 aspnet_compiler.exe 12->19         started        process9 dnsIp10 29 smtp.capalle-distrib.com 15->29 31 us2.smtp.mailhostbox.com 15->31 33 us2.smtp.mailhostbox.com 208.91.199.223, 49808, 587 PUBLIC-DOMAIN-REGISTRYUS United States 15->33 35 Detected Agent Tesla keylogger 15->35 37 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->37 39 Tries to steal Mail credentials (via file / registry access) 15->39 41 Tries to harvest and steal browser information (history, passwords, etc) 15->41 43 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 19->43 signatures11 45 Found C&C like URL pattern 31->45
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Status:
Malicious
First seen:
2023-09-28 14:54:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
20 of 23 (86.96%)
Threat level:
  2/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Downloads MZ/PE file
AgentTesla
Unpacked files
SH256 hash:
1c86ea69172d009a3cdd1743213353ecfde93cbeeba216b81b2bfcf60934db41
MD5 hash:
551b0bdaa46a48566dcc72b230618289
SHA1 hash:
a514325d8050829352c929fe3d283db9fb290182
Detections:
win_agent_tesla_g1
Malware family:
AgentTesla
Verdict:
Malicious
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
Author:kevoreilly
Description:AgentTesla Payload
Rule name:AgentTeslaV2
Author:ditekshen
Description:AgenetTesla Type 2 Keylogger payload
Rule name:AgentTesla_mod_tough_mem
Author:James_inthe_box
Reference:https://app.any.run/tasks/3b5d409c-978b-4a95-a5f1-399f0216873d/
Rule name:agent_tesla
Author:Stormshield
Description:Detecting HTML strings used by Agent Tesla malware
Rule name:Disable_Defender
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_GENInfoStealer
Author:ditekSHen
Description:Detects executables containing common artifcats observed in infostealers
Rule name:MALWARE_Win_AgentTeslaV2
Author:ditekSHen
Description:AgenetTesla Type 2 Keylogger payload
Rule name:MALWARE_Win_AgentTeslaV3
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:Multifamily_RAT_Detection
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
Author:malware-lu
Rule name:NETDLLMicrosoft
Author:malware-lu
Rule name:NETexecutableMicrosoft
Author:malware-lu
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


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

Web download

AgentTesla

Executable exe 1c86ea69172d009a3cdd1743213353ecfde93cbeeba216b81b2bfcf60934db41

(this sample)

  
Dropping
AgentTesla
  
Delivery method
Distributed via web download

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