MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bdd99d7df6c40ae759c0006371f79c34fdc6d551e8aa6173f939e33685a4b7a8. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
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SHA256 hash: bdd99d7df6c40ae759c0006371f79c34fdc6d551e8aa6173f939e33685a4b7a8
SHA3-384 hash: 906889d05d151d17d96f514169d5e6f2ba60b1a1ac4e8f4ae0654f35dc9242c127c2e4050d51f8341720a14d81d72b4b
SHA1 hash: 278f40a0ecc0e493ae04b0d511dd6a8768c85da0
MD5 hash: 5b635b4566f84ca81fb1bf5afe5774d8
humanhash: hawaii-steak-violet-comet
File name:SEWAGE EJECTOR PUMP (Main Sewage Ejectors) And Valve & Fittings.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:894'976 bytes
First seen:2020-08-04 09:15:31 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:VZohhoHcPgYxmOE+2Do4pPeRH89frzIXDKdPrFQ3tZ2Mfegiv27P/Q2obILDV8Ju:VZo1IYxPeVZl6XDKJiZ7Dz/RRV
Threatray 10'691 similar samples on MalwareBazaar
TLSH 0715AEC5F1409E5DDC1A4D3B8D324C918B32AC6BEF06D207749CB6596BBB1C66E24B83
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: svc.com.pk
Sending IP: 95.211.208.58
From: Faizan Siddiqu <faizan.siddiqui@svc.com.pk>
Reply-To: info@rart-mep.com
Subject: RFQ- Budgetary Quote of Pumps and Water Treatment Plant & Pump
Attachment: SEWAGE EJECTOR PUMP Main Sewage Ejectors And Valve Fittings.GZ (contains "SEWAGE EJECTOR PUMP (Main Sewage Ejectors) And Valve & Fittings.exe")

AgentTesla SMTP exfil server:
smtp.yandex.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
68
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/38392/
Detection(s):
SecuriteInfo.com.CIL.HeapOverride.Heur.11200.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Launching the process to change network settings
Unauthorized injection to a system process
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/408948
Signature
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
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)
Sigma detected: Capture Wi-Fi password
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 harvest and steal WLAN passwords
Tries to steal Mail credentials (via file access)
Uses netsh to modify the Windows network and firewall settings
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 256716 Sample: SEWAGE EJECTOR PUMP (Main S... Startdate: 04/08/2020 Architecture: WINDOWS Score: 100 44 Found malware configuration 2->44 46 Sigma detected: Capture Wi-Fi password 2->46 48 Yara detected AgentTesla 2->48 50 5 other signatures 2->50 8 SEWAGE EJECTOR PUMP (Main Sewage Ejectors) And Valve & Fittings.exe 1 2->8         started        11 LKUgjc.exe 2 2->11         started        13 LKUgjc.exe 1 2->13         started        process3 file4 30 SEWAGE EJECTOR PUM... & Fittings.exe.log, ASCII 8->30 dropped 15 RegSvcs.exe 2 4 8->15         started        20 conhost.exe 11->20         started        22 conhost.exe 13->22         started        process5 dnsIp6 32 smtp.yandex.ru 77.88.21.158, 49711, 587 YANDEXRU Russian Federation 15->32 34 smtp.yandex.com 15->34 28 C:\Users\user\AppData\Roaming\...\LKUgjc.exe, PE32 15->28 dropped 36 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->36 38 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 15->38 40 Tries to steal Mail credentials (via file access) 15->40 42 5 other signatures 15->42 24 netsh.exe 3 15->24         started        file7 signatures8 process9 process10 26 conhost.exe 24->26         started       
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bdd99d7df6c40ae759c0006371f79c34fdc6d551e8aa6173f939e33685a4b7a8/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-08-04 09:17:05 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=xxmz27pwyqfoowoaabrxd544gt64nvkr5cvgc47zhhrtnbnew6ua._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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dec880c554495e068d0c59ce03b4717fb3429b1660df1575365c02b294279750
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fb42ce632ff111ef24eebae3f336e0e04b8602dd621e2886a22ce0870ce287c4
AgentTesla
+ 10'681 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer persistence spyware trojan family:agenttesla
Link:
https://tria.ge/reports/200804-w6b9yjk942/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Modifies service
Adds Run key to start application
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Reads data files stored by FTP clients
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/bdd99d7df6c40ae759c0006371f79c34fdc6d551e8aa6173f939e33685a4b7a8

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 4b3427b02e1c541e6a9de08c9ff9c5e1b221c3cf489eafc54f918215e34dabc5

AgentTesla

Executable exe bdd99d7df6c40ae759c0006371f79c34fdc6d551e8aa6173f939e33685a4b7a8

(this sample)

  
Dropped by
MD5 58c85fa2ecd233295ab42e3a59dae95a
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/38392/
  
Dropped by
SHA256 4b3427b02e1c541e6a9de08c9ff9c5e1b221c3cf489eafc54f918215e34dabc5

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