MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 677cd89b052993db94346f82c1a00e3d022621ab71cd8101e41645d6f0a9933d. 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: 677cd89b052993db94346f82c1a00e3d022621ab71cd8101e41645d6f0a9933d
SHA3-384 hash: c9ecd5b31f399fc2d259ba0e81861fde448445b850dc72f8b38de24f9c28b9279ae3aeed047e5882b9b5cc299b75a9a7
SHA1 hash: 231c00bf030d24c9432461bf1e19a3cd9970c853
MD5 hash: b8a22a975929d826345812fdc0ebde0a
humanhash: eighteen-carbon-montana-music
File name:wwsf77wQJUas1vq.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:519'168 bytes
First seen:2020-06-29 06:04:20 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:WgxDwH/ZoXSjLnubQPmnD4smCQ5dpKoRojs1:WgxDwH/ZoXJD4smCQvpYj
Threatray 10'719 similar samples on MalwareBazaar
TLSH 72B48C41B764C745DC3A47F4E52949F007B77C66E830E20F5E867DEA36B3B824A21A1B
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail.cablecolor.hn
Sending IP: 190.92.0.50
From: Luis Bottazzi <luisbottazzi@cablecolor.hn>
Reply-To: Luis Bottazzi <luisbottazzi@cablecolor.hn>
Subject: New Purchase Order
Attachment: New Purchase Order.img (contains "wwsf77wQJUas1vq.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
74
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/15337/
Detection(s):
SecuriteInfo.com.MSIL.GenKryptik.ENGK.190.UNOFFICIAL
Create hunting rule

Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/677cd89b052993db94346f82c1a00e3d022621ab71cd8101e41645d6f0a9933d/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-29 03:42:42 UTC
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=m56nrgyffgj5xfbun6bmdiaohubcminlohgycapeczc5n4fjsm6q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'709 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/200629-mp8d33gbfs/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Creates scheduled task(s)
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Reads data files stored by FTP 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 b069f707fb43b1953814970be4008cc7164b33cc546e3bf3075ce21033b4b285

AgentTesla

Executable exe 677cd89b052993db94346f82c1a00e3d022621ab71cd8101e41645d6f0a9933d

(this sample)

  
Dropped by
MD5 7b505ed6ee17a58048dbf4d97b66da5f
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 b069f707fb43b1953814970be4008cc7164b33cc546e3bf3075ce21033b4b285
Cape
Cape
https://www.capesandbox.com/analysis/15337/

Comments