MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1f0fcdd458865a771efea274126720044af98fcaf9fc46142fbdd5ff90c35a47. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1f0fcdd458865a771efea274126720044af98fcaf9fc46142fbdd5ff90c35a47
SHA3-384 hash: 161ada3087bf9f58d17c9787e89c506ed452eb77bd562909c5517ec92c1a6fadd04b73e451a8aa0c9a5e005abf419a0f
SHA1 hash: 83ec2e23c79343e9d4a48c2496b4eca88dcdf442
MD5 hash: c259059766e6e915ce290867a9602e62
humanhash: wyoming-island-october-winner
File name:SOA.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:889'344 bytes
First seen:2020-08-04 06:32:16 UTC
Last seen:Never
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:WHcPgYxmOE+2Do4pPeRH89f6cLZLJVJR4MYPZh6u2ji4Vg59IZ2DV:vIYxPeVZl0k9JX4PZh/2j7VqV
Threatray 10'650 similar samples on MalwareBazaar
TLSH 6415BFC2E5409E50DC294A3A8D3389924B33AC6BEF42560634DCFA556BF31D66E35F83
Reporter abuse_ch
Tags:AgentTesla Endurance exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: qproxy3-pub.mail.unifiedlayer.com
Sending IP: 67.222.38.20
From: MAHENDRA SINGH <info@formigalwines.com>
Subject: Statement Of Account
Attachment: SOA.gz (contains "SOA.exe")

AgentTesla SMTP exfil server:
mail.eidtravel.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
70
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/38181/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Using the Windows Management Instrumentation requests
Creating a file
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/408644
Signature
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
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)
Queries sensitive video device information (via WMI, Win32_VideoController, 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:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 256557 Sample: SOA.exe Startdate: 04/08/2020 Architecture: WINDOWS Score: 100 29 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->29 31 Found malware configuration 2->31 33 Sigma detected: Scheduled temp file as task from temp location 2->33 35 6 other signatures 2->35 7 SOA.exe 5 2->7         started        process3 file4 19 C:\Users\user\AppData\...\&startupname&.exe, PE32 7->19 dropped 21 C:\Users\user\AppData\Local\...\tmpCBE6.tmp, XML 7->21 dropped 23 C:\...\&startupname&.exe:Zone.Identifier, ASCII 7->23 dropped 25 C:\Users\user\AppData\Local\...\SOA.exe.log, ASCII 7->25 dropped 37 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 7->37 39 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->39 41 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->41 43 Injects a PE file into a foreign processes 7->43 11 SOA.exe 2 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 27 mail.eidtravel.com 50.87.249.11, 49741, 587 UNIFIEDLAYER-AS-1US United States 11->27 45 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->45 47 Tries to steal Mail credentials (via file access) 11->47 49 Tries to harvest and steal ftp login credentials 11->49 51 2 other signatures 11->51 17 conhost.exe 15->17         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1f0fcdd458865a771efea274126720044af98fcaf9fc46142fbdd5ff90c35a47/
Threat name:
ByteCode-MSIL.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2020-08-04 06:34:07 UTC
AV detection:
34 of 48 (70.83%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=d4h43vcyqznhohx6uj2bezzaarfptd6k7h6emfbpxxk77egdljdq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'640 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer spyware trojan family:agenttesla evasion
Link:
https://tria.ge/reports/200804-lwyev5ldtj/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Maps connected drives based on registry
Reads user/profile data of local email clients
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Checks BIOS information in registry
Looks for VMWare Tools registry key
Looks for VirtualBox Guest Additions in registry
AgentTesla Payload
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/1f0fcdd458865a771efea274126720044af98fcaf9fc46142fbdd5ff90c35a47

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
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Create hunting rule
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

gz 0caf306bf10b1bd1c0f0fc6c447d3ad95dd2edd34f9e1fa9fecd24c79d1c41c3

AgentTesla

Executable exe 1f0fcdd458865a771efea274126720044af98fcaf9fc46142fbdd5ff90c35a47

(this sample)

  
Dropped by
MD5 50090e023bf55d8e4991c3436652d701
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/38181/
  
Dropped by
SHA256 0caf306bf10b1bd1c0f0fc6c447d3ad95dd2edd34f9e1fa9fecd24c79d1c41c3

Comments