MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 76c6dd89d385638ed14036393f9e31c6a92417952f95655e66beacf003c88891. 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 3 File information Comments

SHA256 hash: 76c6dd89d385638ed14036393f9e31c6a92417952f95655e66beacf003c88891
SHA3-384 hash: bc06d2890adefd5121f3aff293dae0ad3cc5cab8a38b48d16f4d349464e2db0034bde9c8088252427aba61b736fc0413
SHA1 hash: 18c214848e1bdde00cb5233eae45f9ff9f469698
MD5 hash: 2fbc5c23cc080717a4bbce55ff6f3f26
humanhash: hotel-six-missouri-green
File name:Spare parts demand order.exe
Download: download sample
Signature AgentTesla
File size:742'912 bytes
First seen:2020-08-15 06:09:00 UTC
Last seen:2020-08-15 06:52:37 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:AOl4EcmZHAFaxmVmie9bngPktONbhvlF7gaAR3XPtWro/3N1tAKWvoJ3NdrZq0XX:J4EcmZHAFaxmVmie9bngPktIbhbAR3XD
Threatray 10'516 similar samples on MalwareBazaar
TLSH 0EF4BF89B45099A8EEE8A7B26A32CC3403176F3D5930A81F24DD3D673BFBAD35016457
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: properso.com
Sending IP: 62.210.157.138
From: Vitor Pereira <marketing@service.onemailmall.com>
Subject: ?????? (Spare parts demand order)
Attachment: Spare parts demand order.rar (contains "Spare parts demand order.exe")

Intelligence


File Origin
# of uploads :
2
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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
Enabling autorun by creating a file
Unauthorized injection to a system process
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Signature
Binary contains a suspicious time stamp
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
Modifies the hosts 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: Scheduled temp file as task from temp location
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 AntiVM_3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 268271 Sample: Spare parts demand order.exe Startdate: 16/08/2020 Architecture: WINDOWS Score: 100 58 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->58 60 Found malware configuration 2->60 62 Sigma detected: Scheduled temp file as task from temp location 2->62 64 6 other signatures 2->64 8 Spare parts demand order.exe 7 2->8         started        11 jIxVtUg.exe 2 2->11         started        13 jIxVtUg.exe 1 2->13         started        process3 file4 38 C:\Users\user\AppData\Local\...\tmp8C0B.tmp, XML 8->38 dropped 40 C:\Users\user\AppData\Roaming\YggCmNxSl.exe, PE32 8->40 dropped 15 RegSvcs.exe 2 4 8->15         started        20 RegSvcs.exe 8->20         started        22 schtasks.exe 1 8->22         started        24 conhost.exe 11->24         started        26 conhost.exe 13->26         started        process5 dnsIp6 42 prcpl.com 173.254.75.123, 49733, 587 UNIFIEDLAYER-AS-1US United States 15->42 44 mail.prcpl.com 15->44 34 C:\Users\user\AppData\Roaming\...\jIxVtUg.exe, PE32 15->34 dropped 36 C:\Windows\System32\drivers\etc\hosts, ASCII 15->36 dropped 46 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->46 48 Tries to steal Mail credentials (via file access) 15->48 50 Tries to harvest and steal ftp login credentials 15->50 56 3 other signatures 15->56 28 reg.exe 1 15->28         started        52 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 20->52 54 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 20->54 30 conhost.exe 22->30         started        file7 signatures8 process9 process10 32 conhost.exe 28->32         started       
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Status:
Malicious
First seen:
2020-08-15 03:27:40 UTC
AV detection:
18 of 48 (37.50%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
keylogger stealer spyware trojan family:agenttesla persistence
Behaviour
Creates scheduled task(s)
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
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:Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information


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

Malspam

AgentTesla

Executable exe 76c6dd89d385638ed14036393f9e31c6a92417952f95655e66beacf003c88891

(this sample)

  
Delivery method
Distributed via e-mail attachment

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