MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0ac880479686bf1f37d20be85a0c2ddd76ba853942b40a9a2ba0f50ab9f24a70. 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: 0ac880479686bf1f37d20be85a0c2ddd76ba853942b40a9a2ba0f50ab9f24a70
SHA3-384 hash: ca4add3ec27ebfcf5c4846e969374097e881dda62e2e3d8ca8d0743e1b96289a313940c8fe2c63d6fd1d255e8a746ac5
SHA1 hash: 35f9a6918014b0e5ff7635d3f7d71dfee4174491
MD5 hash: a401dcd7fd17d96c794fa4a833e0b9d2
humanhash: quebec-nuts-black-angel
File name:PO#45388.exe
Download: download sample
Signature AgentTesla
File size:882'176 bytes
First seen:2021-05-24 15:48:08 UTC
Last seen:2021-05-24 16:02:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'795 x AgentTesla, 19'693 x Formbook, 12'274 x SnakeKeylogger)
ssdeep 24576:C2DoH0qwR0mYpfTEbD3yd2OluON4fA9uC:CpJwRlGYn3yd2OluON4fA9u
Threatray 4 similar samples on MalwareBazaar
TLSH 67159CA077B15FA5E43643F1501252930B327D6EE86FC19A1DC278CB1EB9B4249DABC3
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
113
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
PO#45388.exe
Verdict:
Malicious activity
Analysis date:
2021-05-25 00:54:42 UTC
Tags:
n/a

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

Behaviour
Creating a window
Sending a UDP request
Using the Windows Management Instrumentation requests
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
Creating a file in the %AppData% subdirectories
Enabling the 'hidden' option for recently created files
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
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
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
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)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 422947 Sample: PO#45388.exe Startdate: 24/05/2021 Architecture: WINDOWS Score: 100 41 Found malware configuration 2->41 43 Multi AV Scanner detection for dropped file 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 9 other signatures 2->47 7 PO#45388.exe 6 2->7         started        11 Appdata.exe 4 2->11         started        13 Appdata.exe 2 2->13         started        process3 file4 29 C:\Users\user\AppData\...29oyZZXmQGE.exe, PE32 7->29 dropped 31 C:\Users\user\AppData\Local\...\tmpB976.tmp, XML 7->31 dropped 33 C:\Users\user\AppData\...\PO#45388.exe.log, ASCII 7->33 dropped 49 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 7->49 51 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->51 53 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->53 55 Uses schtasks.exe or at.exe to add and modify task schedules 7->55 15 PO#45388.exe 2 5 7->15         started        19 schtasks.exe 1 7->19         started        57 Multi AV Scanner detection for dropped file 11->57 59 Machine Learning detection for dropped file 11->59 21 schtasks.exe 1 11->21         started        23 Appdata.exe 11->23         started        signatures5 process6 file7 35 C:\Users\user\AppData\Roaming\...\Appdata.exe, PE32 15->35 dropped 37 C:\Users\user\...\Appdata.exe:Zone.Identifier, ASCII 15->37 dropped 39 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->39 25 conhost.exe 19->25         started        27 conhost.exe 21->27         started        signatures8 process9
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-05-24 15:49:06 UTC
AV detection:
16 of 29 (55.17%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla evasion keylogger persistence spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Maps connected drives based on registry
Checks BIOS information in registry
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Looks for VMWare Tools registry key
AgentTesla Payload
Looks for VirtualBox Guest Additions in registry
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: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.

Malspam

AgentTesla

Executable exe 0ac880479686bf1f37d20be85a0c2ddd76ba853942b40a9a2ba0f50ab9f24a70

(this sample)

  
Delivery method
Distributed via e-mail attachment

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