MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b4b66175ff6c5b420ce662fc6f88cf7ee232293535b556fa4e9c4868d755c52f. 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: b4b66175ff6c5b420ce662fc6f88cf7ee232293535b556fa4e9c4868d755c52f
SHA3-384 hash: 39f33c91b747f7fa32a012626414735f42a1505ba77af61bf7121194ee0a921a404d3bd85bc23e04a20fcb3548804b92
SHA1 hash: 1be5b978f890a2817b9e269505b9815df2111bb2
MD5 hash: e1b777807df2b5b2850d5e4311f22436
humanhash: nineteen-carpet-timing-nevada
File name:Quotation.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:401'920 bytes
First seen:2020-07-02 17:40:47 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:f5rtdRluU9uZ0oHlE8IQbeyFacUVUPgfScpmKFwCcmQ6iYg6UnCP32mGzom+v:BrtdTuU2plPjbeyQcMuySBWhzXUnok
Threatray 10'861 similar samples on MalwareBazaar
TLSH DC84E02467ED8354EDBE2B74EEB50214037378A8A836D72D0A4C601E5F77F458692BB3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: m97144.mail.qiye.163.com
Sending IP: 220.181.97.144
From: AMERICA AGENT <cherry@srtec-rf.com>
Subject: RE: INQUIRY/QUOTE REQUEST
Attachment: Quotation.JPG.img (contains "Quotation.exe")

AgentTesla C2:
http://tinz.llogo2y.com//inc/678688b890024c.php

Intelligence

File Origin
# of uploads :
1
# of downloads :
88
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/18525/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WQV.UNOFFICIAL
Create hunting rule

Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b4b66175ff6c5b420ce662fc6f88cf7ee232293535b556fa4e9c4868d755c52f/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-02 17:42:07 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ws3gc5p7nrnuedhgml6g7cgpp3rdekjvgw2vn6sotregrv2vyuxq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'851 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200702-zbsx2717xa/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Reads user/profile data of local email clients
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

img 425de41cffe89344d226bcd8cb81aa130e569f343596df84793bab7d0cb50bbc

AgentTesla

Executable exe b4b66175ff6c5b420ce662fc6f88cf7ee232293535b556fa4e9c4868d755c52f

(this sample)

  
Dropped by
MD5 50d52b301372b6da1be5a02c92f78a5c
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 425de41cffe89344d226bcd8cb81aa130e569f343596df84793bab7d0cb50bbc
Cape
Cape
https://www.capesandbox.com/analysis/18525/

Comments