MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 25ef4eb5dbb6b39d8563f3874eaeb97f1637df07278bfbdad0161afceb4164e4. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 25ef4eb5dbb6b39d8563f3874eaeb97f1637df07278bfbdad0161afceb4164e4
SHA3-384 hash: 2b8bd80f6b424cebbdc61cd5977f1663a2cf32cd59fb5e4f5ab3af3e304a39efc99a597cbae4712e737ee300ff320cf7
SHA1 hash: 81478ca32e3e3f9c9e681004386ecb350d4d2e97
MD5 hash: ad21d18a859d07073d04b0671b757fdb
humanhash: king-purple-lactose-artist
File name:Inquiry Order Quotation.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:510'464 bytes
First seen:2020-08-18 19:34:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:lU9zBCkMZXHLBqoJBG8cYs1/Mhq/eSU6PklU:+CXLHJBYh+hq2S
Threatray 9'440 similar samples on MalwareBazaar
TLSH 9EB4F25C7A18B28FC45F8D7B54A46CB087A02277524BF243AC13D9DA9B0DBD6CF158E2
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

From: "Muruganandam Kannangopal" <Muruganandam.Kannagopal@hyve.group>
Subject: AW: AW: Inquiry Order From PAPEX Group
Attachment: Inquiry Order Quotation.rar (contains "Inquiry Order Quotation.exe")

AgentTesla SMTP exfil server:
mail.dhana.com.mx:587

AgentTesla SMTP exfil email address:
cs50@dhana.com.mx

Intelligence

File Origin
# of uploads :
1
# of downloads :
68
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/48061/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Enabling autorun by creating a file
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/25ef4eb5dbb6b39d8563f3874eaeb97f1637df07278bfbdad0161afceb4164e4/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-08-18 07:36:25 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=exxu5no3w2zz3bld6odu5lvzp4ldpxyhe6f7xwwqcynpz22bmtsa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 9'430 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer spyware trojan family:agenttesla
Link:
https://tria.ge/reports/200818-vxwmbvxpha/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
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.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/25ef4eb5dbb6b39d8563f3874eaeb97f1637df07278bfbdad0161afceb4164e4

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 c98bd434dee267a6cf474a9be5a54de46a9a434809537aa89fb9aaa03a065bc9

AgentTesla

Executable exe 25ef4eb5dbb6b39d8563f3874eaeb97f1637df07278bfbdad0161afceb4164e4

(this sample)

  
Dropped by
MD5 1ca6bb6e6d7f22c09be17f08d0d65a82
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 c98bd434dee267a6cf474a9be5a54de46a9a434809537aa89fb9aaa03a065bc9
Cape
Cape
https://www.capesandbox.com/analysis/48061/

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