MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f7a4286206d7fcdabd813257c1d09bdcf47e445717573ac720057b98f494befe. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f7a4286206d7fcdabd813257c1d09bdcf47e445717573ac720057b98f494befe
SHA3-384 hash: 8f220ffd149ea3fce9e23632dd9488e49ca790ee17265a694434604729835a4722a1f9ad4acdf721a18e49fc2cd4e6ca
SHA1 hash: 568abc62260a09396368778c581fd2e6243ae9f2
MD5 hash: 6b6a81b6df24f98e2c109721b34e10ed
humanhash: video-avocado-ceiling-undress
File name:FB-108N & FB-108NK 詢價 - 田勤.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:862'208 bytes
First seen:2020-10-28 06:37:48 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 24576:tsf4XiH7pqP3zUuGHWqjFzzzzQzzzzzzyzzQzzzzzzzzLzzzzzzzzzzzzzjzAzzB:tIKUMP3qHWqjFzzzzQzzzzzzyzzQzzzO
TLSH 1B054A9D361072DED86BC27ADEA81C28EAA07477831B8217F01745ED9A0C987EF551F3
Reporter cocaman
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
129
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/80263/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.44236050.22472.11066.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/514517
Signature
.NET source code contains potential unpacker
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
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)
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f7a4286206d7fcdabd813257c1d09bdcf47e445717573ac720057b98f494befe/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-10-27 23:44:32 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=66scqyqg276nvpmbgjl4due33t2h4rcxc5ltvrzaav5zr5eux37a._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/201028-6j6845m8yn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
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/f7a4286206d7fcdabd813257c1d09bdcf47e445717573ac720057b98f494befe

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_extracted_bin
Create hunting rule
Author:James_inthe_box
Description:AgentTesla extracted
Rule name:AgentTesla_mod_tough_bin
Create hunting rule
Author:James_inthe_box
Reference:https://app.any.run/tasks/3b5d409c-978b-4a95-a5f1-399f0216873d/
Rule name:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:agent_tesla_2019
Create hunting rule
Author:jeFF0Falltrades
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:MALWARE_Win_AgentTeslaV2
Create hunting rule
Author:ditekSHen
Description:AgenetTesla Type 2 Keylogger payload
Rule name:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
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

zip a9e93d992178a974dcb788fa47b64c2e2e27ef535bbb0a7be1b555790fe3e2ea

AgentTesla

Executable exe f7a4286206d7fcdabd813257c1d09bdcf47e445717573ac720057b98f494befe

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 a9e93d992178a974dcb788fa47b64c2e2e27ef535bbb0a7be1b555790fe3e2ea
Cape
Cape
https://www.capesandbox.com/analysis/80263/

Comments