MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3f8fa141198f2bfabea8c9ed408e9912e00722671630b9776705b84656af8cee. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3f8fa141198f2bfabea8c9ed408e9912e00722671630b9776705b84656af8cee
SHA3-384 hash: 7dcf297bc10e549908655e9e2b924fd86729f1bb1d4105a808af2a5504738374064b9141c69cf25428bf41ae9f559813
SHA1 hash: 3a3f7658231151bddb72a56b7aed791e4f14e5bc
MD5 hash: ce2c9e48363375e6275462b7809f2c66
humanhash: blossom-lemon-florida-april
File name:QUOTE_USD74,800-INV.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:486'912 bytes
First seen:2020-05-12 06:23:27 UTC
Last seen:2020-05-12 07:26:10 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:z4Ynt7WZSRwFaT2t+LMN4jLANePuYXBL4Ag19cSk:MPbFi2DNWUNzg4b7cD
Threatray 10'615 similar samples on MalwareBazaar
TLSH B9A4F1277258DE0FCB5E49FE4C51A21803F5B19999D2FBC72CD242F925D4BC20992E8B
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: qualitech-solutions.cam
Sending IP: 111.90.140.145
From: Talisa Warnes <t.warnes@qualitech-solutions.cam>
Subject: RE: RE: QUOTATION
Attachment: QUOTE_USD74,800-INV.rar (contains "QUOTE_USD74,800-INV.exe")

AgentTesla SMTP exfil server:
mail.privateemail.com:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
81
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.Siggen9.45769.9919.30474.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-12 06:36:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
24 of 31 (77.42%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=h6h2cqizr4v7vpvizhwubduzclqaoithcyyls53haw4emvvprtxa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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a452cdb62ce6e25a0202e638112c3837fcd9fc7eb9b8d21b49fac3da79d2e27a
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AgentTesla
+ 10'605 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-2dyzxsl2hx/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies service
Suspicious use of SetThreadContext
Adds Run key to start application
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.

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

rar 56b8864027acc8fcda445b7eb480d9ba1b986c17d2be1f3df6e6e23ada8a8b2b

AgentTesla

Executable exe 3f8fa141198f2bfabea8c9ed408e9912e00722671630b9776705b84656af8cee

(this sample)

  
Dropped by
MD5 f71c346f196be7467cc8a65325625e07
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 56b8864027acc8fcda445b7eb480d9ba1b986c17d2be1f3df6e6e23ada8a8b2b

Comments