MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fc23fe967415672cbd925b8f8e1ab099003ba329592b4075fa36c8e53582f5cd. 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 2 File information Comments

SHA256 hash: fc23fe967415672cbd925b8f8e1ab099003ba329592b4075fa36c8e53582f5cd
SHA3-384 hash: 9646b5e216604832a4bc6f4502e95e9e68901f9de2a8797d6752af9c6b3531c3d765723902aadb667f7d5dd59f81af5f
SHA1 hash: 989c55520079eea403e4d43a84e09f5a87468eed
MD5 hash: 2ec35b9e143f9788ead2a7514ac5d6a6
humanhash: nitrogen-fish-winner-jupiter
File name:2ec35b9e143f9788ead2a7514ac5d6a6.exe
Download: download sample
Signature AgentTesla
File size:625'152 bytes
First seen:2020-10-12 09:56:57 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:ya5d7gx1R6CE2su+BxmplmRZ3CedsQmi5WMxYSyk7yCuu+kO:yqm16i/Smp8rzrWOY8WCF+kO
Threatray 476 similar samples on MalwareBazaar
TLSH 05D4128C9B4D869AEBBF857A787016668734A40770A5DFDB6F0084FC1BC77D91C22863
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
103
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for sample
Maps a DLL or memory area into another process
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: RegAsm connects to smtp port
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)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 296604 Sample: p1bWdQ4XeW.exe Startdate: 12/10/2020 Architecture: WINDOWS Score: 100 33 cdn.onenote.net 2->33 39 Found malware configuration 2->39 41 Antivirus / Scanner detection for submitted sample 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 3 other signatures 2->45 8 p1bWdQ4XeW.exe 1 2->8         started        11 YYtJku.exe 2 2->11         started        13 YYtJku.exe 1 2->13         started        signatures3 process4 signatures5 47 Maps a DLL or memory area into another process 8->47 15 p1bWdQ4XeW.exe 8->15         started        18 RegAsm.exe 2 8->18         started        20 conhost.exe 11->20         started        22 conhost.exe 13->22         started        process6 signatures7 57 Writes to foreign memory regions 15->57 59 Maps a DLL or memory area into another process 15->59 24 RegAsm.exe 2 4 15->24         started        29 RegAsm.exe 15->29         started        61 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 18->61 63 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 18->63 process8 dnsIp9 35 smtp.yandex.ru 77.88.21.158, 49754, 587 YANDEXRU Russian Federation 24->35 37 smtp.yandex.com 24->37 31 C:\Users\user\AppData\Roaming\...\YYtJku.exe, PE32 24->31 dropped 49 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 24->49 51 Tries to steal Mail credentials (via file access) 24->51 53 Tries to harvest and steal ftp login credentials 24->53 55 2 other signatures 24->55 file10 signatures11
Threat name:
ByteCode-MSIL.Trojan.BadEquation
Status:
Malicious
First seen:
2020-10-12 04:39:53 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
persistence spyware keylogger trojan stealer family:agenttesla
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Reads user/profile data of local email clients
AgentTesla
Unpacked files
SH256 hash:
fc23fe967415672cbd925b8f8e1ab099003ba329592b4075fa36c8e53582f5cd
MD5 hash:
2ec35b9e143f9788ead2a7514ac5d6a6
SHA1 hash:
989c55520079eea403e4d43a84e09f5a87468eed
SH256 hash:
46dae166729ca3e36fb21736f05a92228b99e4f4a6f71e1f9ccfa86ca3ab15c4
MD5 hash:
7c793eeb53e839e6e2a83bd8bdea7de8
SHA1 hash:
184bae818b239f818e2a0391e07678636e5fe33a
SH256 hash:
0605316cf8e4cf47f4f7b2029c19a17179a71c79db5d898559deda765cd01b97
MD5 hash:
cdb5074808a7ae1f2828d5c57b87f4d9
SHA1 hash:
58d861461e961121e716edf786ff9268108a7852
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:ach_AgentTesla_20200929
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:win_agent_tesla_v1
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information


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

Web download

AgentTesla

Executable exe fc23fe967415672cbd925b8f8e1ab099003ba329592b4075fa36c8e53582f5cd

(this sample)

  
Delivery method
Distributed via web download

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