MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5c336599791ce2459fd0fbb6e6acb618be490f62b4136f476d108c59b383e79e. 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: 5c336599791ce2459fd0fbb6e6acb618be490f62b4136f476d108c59b383e79e
SHA3-384 hash: c0880fbf7679df8aca457f0004cee5144f9b3e60235eef14f827bdc7aa6db1aca8eef7eea2f496f912d390ef0be6634e
SHA1 hash: e894fd7a1797ae83df5f3df8cc7f326455b5622f
MD5 hash: 4c5885a4ccdb6afc0d49453311ecc363
humanhash: fruit-undress-beryllium-triple
File name:Purchase Order.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:460'288 bytes
First seen:2020-06-08 06:28:57 UTC
Last seen:2020-06-08 06:58:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 6144:B3gDaQBJKKj8F7VmO6h+ZxetVLir0u1LWcGKzYTKlDH+vqbpH4D9AvKzTafvoQ:B3gw68Z8wLj0TKz45AvKzT+/
Threatray 10'742 similar samples on MalwareBazaar
TLSH 27A4125023AC9B3BED7E8BFD50A6210117F2B31BB22BF75E1DC975E90E92B000651A57
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: srv.js-networking-1.net
Sending IP: 82.165.67.99
From: Setheesh Kumarr <vinay@corpseed.com>
Subject: Purchase Order
Attachment: Purchase Order.zip (contains "Purchase Order.exe")

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

Intelligence

File Origin
# of uploads :
2
# of downloads :
65
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-07 22:58:44 UTC
AV detection:
26 of 31 (83.87%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=lqzwlglzdtrelh6q7o3onlfwdc7esd3cwqjw6r3nccgftm4d46pa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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0d4623e27386fcbb4755a97f2552b141f7ffd67b56feea2768c49920bd0b081d
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32e7be2844e7be1f6ae7d262eeebe64926946ebbc8e2d91ce3760b8e1d10285c
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8621ba52e2b195af00640ccb8311cdd3a1f421f45496b5d91867fbc309d053d2
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c50ba6556752607323e0e14d5429961d9af3804d9b45f8c7755ec1709efc6af3
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c80e22cd1c0ce9d113f9756e8b31e79d0609aca78aded1b18e2f73bf0b2a8333
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f61fba92541b23921c7904cd689121c68b8bf69780220586227bf01c9816c68d
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f669e4406244692e23e031d355e53b51dee1b96f1e988172a2b1eabcd0d82292
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fcb07f6be2f0675c3631617fa46649f6edb9d8fc55d09fdfaee9f9c4dd577ce9
AgentTesla
+ 10'732 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla evasion keylogger persistence rezer0 spyware stealer trojan
Link:
https://tria.ge/reports/201109-mna5rrnzc2/
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
Maps connected drives based on registry
Checks BIOS information in registry
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Looks for VMWare Tools registry key
AgentTesla Payload
Looks for VirtualBox Guest Additions in registry
ServiceHost packer
rezer0
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 fce301b76a30eb27bdb7f6692e1605cab5c74fe0be72425ac15044fbfbc61a7d

AgentTesla

Executable exe 5c336599791ce2459fd0fbb6e6acb618be490f62b4136f476d108c59b383e79e

(this sample)

  
Dropped by
MD5 0b254b1a7450a740a05eebdc27836e7e
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 fce301b76a30eb27bdb7f6692e1605cab5c74fe0be72425ac15044fbfbc61a7d

Comments