MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4cac50207b981342657091f9780a78c6ca6f4ebbf24c132d18dad13beba9864. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f4cac50207b981342657091f9780a78c6ca6f4ebbf24c132d18dad13beba9864
SHA3-384 hash: dca2903b4bce4ebcb0c2e7004703cfd9d608fe3f3c837528f7c8b51ee4c49fb19385951f5c0b6fe5b8119b229745dcf6
SHA1 hash: 5091963371fa1c1de57857792411a647bcb8e486
MD5 hash: 46cead04e5f2f97fc15003e7b91feabc
humanhash: west-hawaii-rugby-bravo
File name:USD Payment Copy001#pdf.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'156'439 bytes
First seen:2020-06-30 09:01:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 00be6e6c4f9e287672c8301b72bdabf3 (116 x RedLineStealer, 70 x AsyncRAT, 55 x AgentTesla)
ssdeep 24576:6NA3R5drXdtghNCOFKjX3Kx4GVMRtMny1j:z5bcAOKXUTMRtKyd
Threatray 9'313 similar samples on MalwareBazaar
TLSH 58351212F7D58872E63319354A3AE721657CBD601F38DA2FB7D40CAE9A35091A230B77
Reporter abuse_ch
Tags:AgentTesla exe


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

Intelligence

File Origin
# of uploads :
1
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/17063/
Detection(s):
SecuriteInfo.com.Troj.NanoCo_TZ.22029.UNOFFICIAL
Create hunting rule

Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f4cac50207b981342657091f9780a78c6ca6f4ebbf24c132d18dad13beba9864/
Threat name:
ByteCode-MSIL.Backdoor.NanoCore
Create hunting rule
Status:
Malicious
First seen:
2020-06-30 09:03:11 UTC
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6tfmkaqhxgatijsxbepzpafhrrwkn5hlx4smcmwrrwwrhpv2tbsa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
0dea8bae5ab19f84a596f05732d91b60a1fa93cae6dfbbc1166d127c3e2834a0
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0eb41e962d7be24fe14670c0bda3283dd6db00bbe813d1d93da23c125af8e4dc
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20c92a8fbd7ef9b25f61e93b0bb0c31f95040185aab9965141fbde99c47ea46d
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251c55b7c7c02eec9a87eca94bb01f653317ef5d8278aeb2b511194d7057a675
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38701fe4b63d1436ba2e26cc7e268327299b58bcccbf074bfb2cbbcf57ceb2ea
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c67fe1304d6455bcae5c07b3f7fece584628b05d286b68da6e85275f7695b2aa
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cd8770808daf4f97a339438001f0ac7dab0853feb07134e6f7bb2fc3db9581c0
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d35f40a630b2e4b24ec76c354e1e66d927afe339aaba45ff3c750ed52193c910
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e7fa1cf008969a70a894b2947737b69c26abb63378d9d4305b698b223793029f
AgentTesla
+ 9'303 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger trojan stealer spyware family:agenttesla persistence
Link:
https://tria.ge/reports/200630-q187ryzf6s/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
Adds Run entry to start application
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Loads dropped DLL
Executes dropped EXE
AgentTesla
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: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

Executable exe f4cac50207b981342657091f9780a78c6ca6f4ebbf24c132d18dad13beba9864

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/17063/

Comments