MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3bf2467d7e7031b0af1fccfbc9d67fc29b572aaa64b1df6a77eed00cee768a04. 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: 3bf2467d7e7031b0af1fccfbc9d67fc29b572aaa64b1df6a77eed00cee768a04
SHA3-384 hash: b53004eac19b0356c4c9fafccecb409515bd1b85c36304cb838d21ef309e2773e1cabafb1699d6ff69cb0b99bf04d8c2
SHA1 hash: 393515ae18ca62249ca37b536907272152b97077
MD5 hash: 9792a16de26987d265ab4e89a7347022
humanhash: louisiana-charlie-connecticut-georgia
File name:Request For Qoutation(RFQ_#20200219).doc.gz.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:689'664 bytes
First seen:2020-08-21 05:14:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:yYa20NuIHfDGLkk0B4GkG77FYSV6E1G+ZFeoChF8+G0:A8IbGLkkckG3nYB+ZENzN7
Threatray 10'777 similar samples on MalwareBazaar
TLSH 1BE4CFEE33A7145FC16901F88C13D068037E58BD264AEADE1DB1F0EEB9E9BE10952457
Reporter cocaman
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
93
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/49446/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Launching a process
Creating a process with a hidden window
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/443425
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
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)
Sigma detected: Scheduled temp file as task from temp location
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:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 274158 Sample: Request For Qoutation(RFQ_#... Startdate: 22/08/2020 Architecture: WINDOWS Score: 100 33 Found malware configuration 2->33 35 Multi AV Scanner detection for dropped file 2->35 37 Sigma detected: Scheduled temp file as task from temp location 2->37 39 7 other signatures 2->39 7 Request For Qoutation(RFQ_#20200219).doc.gz.exe 7 2->7         started        process3 file4 21 C:\Users\user\AppData\...\LQqoAEGKCApTP.exe, PE32 7->21 dropped 23 C:\...\LQqoAEGKCApTP.exe:Zone.Identifier, ASCII 7->23 dropped 25 C:\Users\user\AppData\Local\...\tmp5ADB.tmp, XML 7->25 dropped 27 Request For Qoutat...219).doc.gz.exe.log, ASCII 7->27 dropped 41 Writes to foreign memory regions 7->41 43 Injects a PE file into a foreign processes 7->43 11 RegSvcs.exe 2 7->11         started        15 RegSvcs.exe 7->15         started        17 schtasks.exe 1 7->17         started        signatures5 process6 dnsIp7 29 us2.smtp.mailhostbox.com 208.91.198.143, 49743, 587 PUBLIC-DOMAIN-REGISTRYUS United States 11->29 31 192.168.2.1 unknown unknown 11->31 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 53 2 other signatures 11->53 51 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 15->51 19 conhost.exe 17->19         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3bf2467d7e7031b0af1fccfbc9d67fc29b572aaa64b1df6a77eed00cee768a04/
Threat name:
ByteCode-MSIL.Infostealer.Agensla
Create hunting rule
Status:
Malicious
First seen:
2020-08-21 01:13:35 UTC
File Type:
PE (.Net Exe)
Extracted files:
22
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hpzem7l6oay3bly7zt54tvt7yknvokvkmsy562tx53iaz3twrica._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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bc83749e54465e28ddd8d7d615088989b9c17ab971969c536cef06f94887d51a
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c94d487888c8ca1365ca24c759333f11589c4a744f5174292c961bba808ee7a1
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eda8f8050e6734ff91e0c51870b8d02977546fae360385c9c398c95d9fee6be0
AgentTesla
+ 10'767 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer spyware trojan family:agenttesla
Link:
https://tria.ge/reports/200821-2wdd8y9rt2/
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.
Threat name:
Trojan
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/3bf2467d7e7031b0af1fccfbc9d67fc29b572aaa64b1df6a77eed00cee768a04

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 eed57b1b16eb1cf6eb51e4408520b48cc0eb0d73ee0c761161c617a9828c2e90

AgentTesla

Executable exe 3bf2467d7e7031b0af1fccfbc9d67fc29b572aaa64b1df6a77eed00cee768a04

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 eed57b1b16eb1cf6eb51e4408520b48cc0eb0d73ee0c761161c617a9828c2e90
Cape
Cape
https://www.capesandbox.com/analysis/49446/

Comments