MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a9ebd53b04c770e9500e4685195a122d8935294c452b2659ab67ecc910772706. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments 1

SHA256 hash: a9ebd53b04c770e9500e4685195a122d8935294c452b2659ab67ecc910772706
SHA3-384 hash: d79e2a182d1fa9fa4bf69aa39636cd083783eb26cc58c8309bad03d0708fec934f98438a9fa5ba3a896fee6ebadb561e
SHA1 hash: 58859bb07dd9c9daadc7d51c756d6eac82e2b2b2
MD5 hash: f85b4279b699b51e57d60199acf4d0af
humanhash: winner-triple-six-pip
File name:f85b4279b699b51e57d60199acf4d0af.exe
Download: download sample
Signature AgentTesla
File size:595'968 bytes
First seen:2021-05-10 17:23:18 UTC
Last seen:2021-05-10 19:07:21 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:qz1h4R97SsUbGnZv8DIJdIlr6Ca2M+8j9eqP586qU1j:YE97SsUY0EL+7a2rqBr1
Threatray 4'766 similar samples on MalwareBazaar
TLSH 49C4D0243398ABA0F07EA73990B0010497F5F81BD339EB4DFE9950DD7966F818652B27
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
114
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Clean
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
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies the hosts file
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:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 411564 Sample: dEgt12PwsJ.exe Startdate: 12/05/2021 Architecture: WINDOWS Score: 100 34 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->34 36 Found malware configuration 2->36 38 Antivirus detection for dropped file 2->38 40 10 other signatures 2->40 7 dEgt12PwsJ.exe 7 2->7         started        process3 file4 20 C:\Users\user\AppData\Roaming\nvTZoyQ.exe, PE32 7->20 dropped 22 C:\Users\user\...\nvTZoyQ.exe:Zone.Identifier, ASCII 7->22 dropped 24 C:\Users\user\AppData\Local\...\tmp1021.tmp, XML 7->24 dropped 26 C:\Users\user\AppData\...\dEgt12PwsJ.exe.log, ASCII 7->26 dropped 42 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->42 44 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->44 46 Uses schtasks.exe or at.exe to add and modify task schedules 7->46 48 Injects a PE file into a foreign processes 7->48 11 dEgt12PwsJ.exe 15 6 7->11         started        16 schtasks.exe 1 7->16         started        signatures5 process6 dnsIp7 30 tractorandinas.com 192.185.115.3, 21, 30142, 49241 UNIFIEDLAYER-AS-1US United States 11->30 32 ftp.tractorandinas.com 11->32 28 C:\Windows\System32\drivers\etc\hosts, ASCII 11->28 dropped 50 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->50 52 Tries to steal Mail credentials (via file access) 11->52 54 Tries to harvest and steal ftp login credentials 11->54 56 2 other signatures 11->56 18 conhost.exe 16->18         started        file8 signatures9 process10
Threat name:
ByteCode-MSIL.Trojan.Taskun
Status:
Malicious
First seen:
2021-05-10 17:24:15 UTC
AV detection:
16 of 29 (55.17%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Drops file in Drivers directory
AgentTesla Payload
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.

Web download

AgentTesla

Executable exe a9ebd53b04c770e9500e4685195a122d8935294c452b2659ab67ecc910772706

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-05-10 18:11:15 UTC

============================================================
MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [B0009] Anti-Behavioral Analysis::Virtual Machine Detection