MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cedc75da62cc513dfe35c48b2ee7444e6a3206fd19969cf027d7311c17e75029. 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: cedc75da62cc513dfe35c48b2ee7444e6a3206fd19969cf027d7311c17e75029
SHA3-384 hash: f2e944602a52efd04b379d74f600f88317ab024c39f1fe4bcf693d0509148302c00f867d23db380dbd0bd8f6ad08592f
SHA1 hash: ecbbd54a803469969ffe01635f33afcf961526f5
MD5 hash: 2748344263912b6a57bece80701d372a
humanhash: magazine-five-equal-glucose
File name:LINDE - SURVEY INVOICE ENTRY PENDING.exe
Download: download sample
Signature AgentTesla
File size:908'288 bytes
First seen:2020-09-02 06:19:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 24576:9XhShtWcnd9OsN8BiIaLtb6W/SkDSLrta2M5:lhkFn7OsN8BubvSkgrLM5
Threatray 9'337 similar samples on MalwareBazaar
TLSH F61512A0F48E6F91C8F58BF21517A5500BF22D2A7171C36F4EC671CE57B67918222EA3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: properso.com
Sending IP: 62.210.157.138
From: Vrushali <vrushali@expressworld.com>
Subject: 470- LINDE - SURVEY INVOICE ENTRY PENDING
Attachment: LINDE - SURVEY INVOICE ENTRY PENDING.rar (contains "LINDE - SURVEY INVOICE ENTRY PENDING.exe")

Intelligence


File Origin
# of uploads :
1
# of downloads :
108
Origin country :
n/a
Vendor Threat Intelligence
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
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Enabling autorun by creating a file
Unauthorized injection to a system process
Changing the hosts file
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
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
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)
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
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 280990 Sample: LINDE - SURVEY INVOICE ENTR... Startdate: 02/09/2020 Architecture: WINDOWS Score: 100 48 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->48 50 Found malware configuration 2->50 52 Multi AV Scanner detection for dropped file 2->52 54 9 other signatures 2->54 7 LINDE - SURVEY INVOICE ENTRY PENDING.exe 6 2->7         started        11 WCPCe.exe 2 2->11         started        13 WCPCe.exe 1 2->13         started        process3 file4 32 C:\Users\user\AppData\Roaming\pdklzWcK.exe, PE32 7->32 dropped 34 C:\Users\user\AppData\Local\Temp\tmpF31.tmp, XML 7->34 dropped 36 LINDE - SURVEY INV...TRY PENDING.exe.log, ASCII 7->36 dropped 56 Writes to foreign memory regions 7->56 58 Injects a PE file into a foreign processes 7->58 15 RegSvcs.exe 2 4 7->15         started        20 schtasks.exe 1 7->20         started        22 conhost.exe 11->22         started        24 conhost.exe 13->24         started        signatures5 process6 dnsIp7 38 mail.listecholdings.com 192.254.234.5, 49738, 587 UNIFIEDLAYER-AS-1US United States 15->38 28 C:\Users\user\AppData\Roaming\...\WCPCe.exe, PE32 15->28 dropped 30 C:\Windows\System32\drivers\etc\hosts, ASCII 15->30 dropped 40 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->40 42 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 15->42 44 Tries to steal Mail credentials (via file access) 15->44 46 5 other signatures 15->46 26 conhost.exe 20->26         started        file8 signatures9 process10
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-09-02 05:41:05 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
keylogger stealer persistence spyware trojan family:agenttesla
Behaviour
Creates scheduled task(s)
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 cedc75da62cc513dfe35c48b2ee7444e6a3206fd19969cf027d7311c17e75029

(this sample)

  
Delivery method
Distributed via e-mail attachment

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