MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 94fe9e482aec4bab4910b36e3d922b0df239c3c88e56d1b3372140f69d280bc4. 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: 94fe9e482aec4bab4910b36e3d922b0df239c3c88e56d1b3372140f69d280bc4
SHA3-384 hash: Calculating hash
SHA1 hash: Calculating hash
MD5 hash: d8286fd4f30f72dd29f26ee9323934d9
humanhash: Calculating hash
File name:pre-alert KFL031321154404.exe
Download: download sample
Signature AgentTesla
File size:1'178'624 bytes
First seen:2021-12-17 03:26:11 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash Calculating imphash
ssdeep Calculating ssdeep hash
Threatray 13'471 similar samples on MalwareBazaar
TLSH Calculating TLSH
telfhash Calculating telfhash
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
153
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process from a recently created file
Creating a process with a hidden window
Launching a process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated
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 potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Contains functionality to register a low level keyboard hook
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
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: Powershell Defender Exclusion
Sigma detected: Suspicius Add Task From User AppData Temp
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 / registry 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: 541366 Sample: pre-alert KFL031321154404.exe Startdate: 17/12/2021 Architecture: WINDOWS Score: 100 56 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->56 58 Found malware configuration 2->58 60 Yara detected AgentTesla 2->60 62 11 other signatures 2->62 7 pre-alert KFL031321154404.exe 7 2->7         started        11 kprUEGC.exe 4 2->11         started        13 kprUEGC.exe 2->13         started        process3 file4 40 C:\Users\user\AppData\Roaming\bohUGFeko.exe, PE32 7->40 dropped 42 C:\Users\user\AppData\Local\...\tmpB23D.tmp, XML 7->42 dropped 64 Adds a directory exclusion to Windows Defender 7->64 66 Injects a PE file into a foreign processes 7->66 15 pre-alert KFL031321154404.exe 2 5 7->15         started        20 powershell.exe 22 7->20         started        22 schtasks.exe 1 7->22         started        68 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->68 70 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 11->70 24 schtasks.exe 11->24         started        26 kprUEGC.exe 11->26         started        signatures5 process6 dnsIp7 44 palumalimited.com 174.136.29.110, 49793, 587 IHNETUS United States 15->44 46 mail.palumalimited.com 15->46 34 C:\Users\user\AppData\Roaming\...\kprUEGC.exe, PE32 15->34 dropped 36 C:\Windows\System32\drivers\etc\hosts, ASCII 15->36 dropped 38 C:\Users\user\...\kprUEGC.exe:Zone.Identifier, ASCII 15->38 dropped 48 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->48 50 Tries to steal Mail credentials (via file / registry access) 15->50 52 Tries to harvest and steal ftp login credentials 15->52 54 4 other signatures 15->54 28 conhost.exe 20->28         started        30 conhost.exe 22->30         started        32 conhost.exe 24->32         started        file8 signatures9 process10
Gathering data
Gathering data
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla collection 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
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
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
Unpacked files
SH256 hash:
715a146b40f65bf227c2126c3fdb47b64b514f8d9c89fa06171fa3d9a547d202
MD5 hash:
b4ed2ac161ce372c3de650aee3d2a729
SHA1 hash:
a069183645d2624838dd10d7c33d7c1909f11697
SH256 hash:
c0c9fd102efacc930b2e5938cd6314e69b81d980f90adc3e9eafeb861835c852
MD5 hash:
73aee0c93fa022d49a430e0f31b20e11
SHA1 hash:
384d55b8a5574ccd81b84366c70c56aae0693db7
SH256 hash:
9f5763966bacdc6de3944a6e06a49b05869c38f2e98b32cb93b483a480a6ffff
MD5 hash:
3418c620c4b9dd4533a88f1ba5ec3ff1
SHA1 hash:
12f6aaf1c90030c4063d42a27b2e7000a08b6e74
SH256 hash:
94fe9e482aec4bab4910b36e3d922b0df239c3c88e56d1b3372140f69d280bc4
MD5 hash:
d8286fd4f30f72dd29f26ee9323934d9
SHA1 hash:
9fa020c129a78d3bb8fce0c5a019be0cf2f5a282
Malware family:
Agent Tesla v3
Verdict:
Malicious
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: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 94fe9e482aec4bab4910b36e3d922b0df239c3c88e56d1b3372140f69d280bc4

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment

Comments