MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 35912ff3b78d0699082450202cc16cec5c11447c39ec0e4db7738c188662f0c5. 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 3 File information Comments

SHA256 hash: 35912ff3b78d0699082450202cc16cec5c11447c39ec0e4db7738c188662f0c5
SHA3-384 hash: 96fd1783b4f86c30def202e6035b0640d8d2583f49bb8a13539df0dd965e0c1eef11c9a234c3f92469ef48366c616603
SHA1 hash: 6991bf61d4eda63010cb8f8dd55330fe86963ecc
MD5 hash: 5830c6766d9e303b1da6726e94c65c95
humanhash: texas-delaware-twenty-maine
File name:OrderDSPO190828A.exe
Download: download sample
Signature AgentTesla
File size:1'021'952 bytes
First seen:2020-08-31 10:21:02 UTC
Last seen:2020-08-31 12:27:07 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'647 x AgentTesla, 19'450 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 24576:HQwa70ijCEOIIWqu8o/jX3zxLBzA/h5Un68ac:HZ1SJqu3jXjpBzA/w689
Threatray 9'851 similar samples on MalwareBazaar
TLSH 4925E013031E9B2ED81877B8349040DCE2F17F85EB35E0C8ED4B71AA697A24DA5DD693
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: webmail.cyber.net.pk
Sending IP: 203.101.175.37
From: powertr@cyber.net.pk
Reply-To: info@globalseafoods.com.au
Subject: AW:Re:ORDER098655
Attachment: OrderDSPO190828A.exe

Intelligence


File Origin
# of uploads :
3
# of downloads :
77
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
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
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
Using the Windows Management Instrumentation requests
Reading critical registry keys
Setting a keyboard event handler
Stealing user critical data
Enabling autorun by creating a file
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
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)
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: 279972 Sample: OrderDSPO190828A.exe Startdate: 31/08/2020 Architecture: WINDOWS Score: 100 40 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->40 42 Found malware configuration 2->42 44 Antivirus detection for dropped file 2->44 46 11 other signatures 2->46 8 OrderDSPO190828A.exe 7 2->8         started        process3 file4 28 C:\Users\user\AppData\...\KbdKFrIIjxaioA.exe, PE32 8->28 dropped 30 C:\...\KbdKFrIIjxaioA.exe:Zone.Identifier, ASCII 8->30 dropped 32 C:\Users\user\AppData\Local\...\tmp4D85.tmp, XML 8->32 dropped 34 C:\Users\user\...\OrderDSPO190828A.exe.log, ASCII 8->34 dropped 48 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->48 50 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 8->50 52 Injects a PE file into a foreign processes 8->52 12 OrderDSPO190828A.exe 2 8->12         started        16 OrderDSPO190828A.exe 8->16         started        18 schtasks.exe 1 8->18         started        20 3 other processes 8->20 signatures5 process6 dnsIp7 36 mail.mcm.vn 12->36 38 pro20.emailserver.vn 103.15.48.240, 49718, 587 ODS-AS-VNOnlinedataservicesVN Viet Nam 12->38 54 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->54 56 Tries to steal Mail credentials (via file access) 12->56 58 Tries to harvest and steal ftp login credentials 12->58 60 2 other signatures 12->60 22 MpCmdRun.exe 1 16->22         started        24 conhost.exe 18->24         started        signatures8 process9 process10 26 conhost.exe 22->26         started       
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-08-31 03:42:16 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
keylogger stealer spyware trojan family:agenttesla
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
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 35912ff3b78d0699082450202cc16cec5c11447c39ec0e4db7738c188662f0c5

(this sample)

  
Delivery method
Distributed via e-mail attachment

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