MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b5079461ffd9400417d650bbfab5478eac97e86a4a65c9e2b286bf52345b761e. 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: b5079461ffd9400417d650bbfab5478eac97e86a4a65c9e2b286bf52345b761e
SHA3-384 hash: 4291b3de7a0709fc4c47e4dfa1fdb5cadd69ec17e611ae41f959683be03b67c6ca7c42516f8c5602a034d0ee5cf2dbb1
SHA1 hash: 32e3db18628098839d89fc64b3cc5bb1d65c5c3d
MD5 hash: af4718940f31da662e2635d8423a7ad3
humanhash: charlie-paris-rugby-thirteen
File name:Balance Payment Performance invoice 17082020.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:839'680 bytes
First seen:2020-08-18 07:40:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 24576:Zosev9eD2kTGtg5tSqi7EQuFk3Jt2MWZl:vev9eWgji7u6Zt2MWZ
Threatray 9'243 similar samples on MalwareBazaar
TLSH 1805F12132C9A35CC5B917380D10534A13F6AD06AA21C9DD7DCB326C9D7EBAFC76138A
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: alnassar.com.sa
Sending IP: 162.244.93.110
From: Financial dept <syed.magdoom@agpowerme.com>
Reply-To: syed.magdoom@agpowerme.com
Subject: PI_Balance Payment
Attachment: Balance Payment Performance invoice 17082020.img (contains "Balance Payment Performance invoice 17082020.exe")

AgentTesla SMTP exfil server:
smtp.seldon-petroleum.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/47595/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
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
Enabling autorun by creating a file
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b5079461ffd9400417d650bbfab5478eac97e86a4a65c9e2b286bf52345b761e/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-08-18 07:42:07 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wudziyp73faaif6wkc57vnkhr2wjp2dkjjs4tyvsq27venc3oypa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 9'233 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-qqjsj16yex/
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

img 8d6c35628f0fde8c716876412da5ad2f94663446f56b17d08f6482d85bf4dcd3

AgentTesla

Executable exe b5079461ffd9400417d650bbfab5478eac97e86a4a65c9e2b286bf52345b761e

(this sample)

  
Dropped by
MD5 29f72c8d176293f1215e4f7e4ff0d7ad
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/47595/
  
Dropped by
SHA256 8d6c35628f0fde8c716876412da5ad2f94663446f56b17d08f6482d85bf4dcd3

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