MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 900bf6c4cdf55297d7b0a205bf3cc771763bd163cdea9351080fb01714f4fc7d. 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: 900bf6c4cdf55297d7b0a205bf3cc771763bd163cdea9351080fb01714f4fc7d
SHA3-384 hash: b4ecebbf8b0f59b73515b55c10e56317259e9b112b6ae73ded6bfbc6ed41d2f4a4cd8835085dd74b94117493036b3667
SHA1 hash: 4672747248d1694f80791972f8d69be8674c5144
MD5 hash: 355ef144068e962287ace0c6b449ea0f
humanhash: glucose-william-bravo-september
File name:FACTURA ABRIL.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:420'864 bytes
First seen:2020-05-19 14:23:01 UTC
Last seen:2020-05-19 14:54:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:JrvisWTiUzrS+5VrJp5RSzN1IJIHVPxebKPoG9JcsrVnBVzkIqOxeiyTwsXQwSt3:Ji35VrJRSzZVPuKPp9asrVBVzYYMG
Threatray 10'605 similar samples on MalwareBazaar
TLSH D494029027BD2B76E63E9BF53971640553BA70AB6266F70C0DC0B0E61276F309E90E53
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: srvweb01.prognatus.pt
Sending IP: 151.236.32.243
From: Enric Mata <e.matta@eternitytechnologies.es>
Subject: Factura de abril
Attachment: FACTURA ABRIL.rar (contains "FACTURA ABRIL.exe")

AgentTesla SMTP exfil server:
mail.segimar.es:587

Intelligence

File Origin
# of uploads :
2
# of downloads :
84
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.PWS.Siggen2.49052.20349.10102.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-19 13:27:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
24 of 31 (77.42%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=saf7nrgn6vjjpv5quic36pghof3dxuldzxvjguiib6ybofhu7r6q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'595 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/201109-st7er4qjtx/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
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

zip 162c036ca95919c3e108867142be132569f5b346fe98df4848d9ccf96bc08a76

AgentTesla

Executable exe 900bf6c4cdf55297d7b0a205bf3cc771763bd163cdea9351080fb01714f4fc7d

(this sample)

  
Dropped by
MD5 d4a17a8ebe3ee85bfeb7f9db6ced5639
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 162c036ca95919c3e108867142be132569f5b346fe98df4848d9ccf96bc08a76

Comments