MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f7ad9b234d31ce511b8b0915c52e8611b3a7667c71ed5ffd6cc26ce99d2ba5b4. 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

SHA256 hash: f7ad9b234d31ce511b8b0915c52e8611b3a7667c71ed5ffd6cc26ce99d2ba5b4
SHA3-384 hash: 9e0784d2c0603a92f7a15ac4d027c8e6dfce25ea5d3ec90331d0bea103b344eb1c0fc7bb6dc4777349c31a37e02d49f2
SHA1 hash: 1a76d5b30e67dd664b578e59d30f3f0648a28fb4
MD5 hash: 9c70c57b7ac659b2ba5f06b6e0ba7af3
humanhash: alabama-virginia-december-mirror
File name:Quotation 60563.exe
Download: download sample
Signature AgentTesla
File size:845'312 bytes
First seen:2021-05-18 14:09:29 UTC
Last seen:2021-05-18 14:55:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'477 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:/+CH7nQbZSXF5qZ8ur2n4Mx4FTA7NZVxRg/YK:/+CH7QmF50r2n8pARZVxCgK
Threatray 5'003 similar samples on MalwareBazaar
TLSH 4005C03036EA520CD87A5BB51D7992C5177A7F6A7B00CB1E2485324D8D33B538B21BBB
Reporter GovCERT_CH
Tags:AgentTesla

Intelligence


File Origin
# of uploads :
2
# of downloads :
133
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Quotation 60563.exe
Verdict:
Malicious activity
Analysis date:
2021-05-18 14:34:33 UTC
Tags:
keylogger stealer agenttesla

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

Behaviour
Sending a UDP request
Creating a window
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
Creating a file
Using the Windows Management Instrumentation requests
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
Unauthorized injection to a system process
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:
AgentTesla
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
.NET source code contains very large strings
Allocates memory in foreign processes
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
Injects a PE file into a foreign processes
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)
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
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 416479 Sample: Quotation 60563.exe Startdate: 18/05/2021 Architecture: WINDOWS Score: 100 35 Found malware configuration 2->35 37 Yara detected AgentTesla 2->37 39 Yara detected AgentTesla 2->39 41 6 other signatures 2->41 7 Quotation 60563.exe 4 2->7         started        11 NewApp.exe 2 2->11         started        13 NewApp.exe 1 2->13         started        process3 file4 31 C:\Users\user\AppData\Local\...\tmp9442.tmp, XML 7->31 dropped 33 C:\Users\user\AppData\...\CCDGUHuTfZd.exe, PE32 7->33 dropped 43 Writes to foreign memory regions 7->43 45 Allocates memory in foreign processes 7->45 47 Injects a PE file into a foreign processes 7->47 15 RegSvcs.exe 7->15         started        18 RegSvcs.exe 2 4 7->18         started        21 schtasks.exe 1 7->21         started        23 conhost.exe 11->23         started        25 conhost.exe 13->25         started        signatures5 process6 file7 49 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 15->49 51 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 15->51 29 C:\Users\user\AppData\Roaming\...29ewApp.exe, PE32 18->29 dropped 53 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->53 27 conhost.exe 21->27         started        signatures8 process9
Threat name:
ByteCode-MSIL.Spyware.AveMaria
Status:
Malicious
First seen:
2021-05-18 14:10:11 UTC
AV detection:
16 of 29 (55.17%)
Threat level:
  2/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla 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
AgentTesla Payload
AgentTesla
Contains code to disable Windows Defender
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 f7ad9b234d31ce511b8b0915c52e8611b3a7667c71ed5ffd6cc26ce99d2ba5b4

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments