MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d3771d23f53dbf0f2b8af8ea374ee727f2190149821ebd0885fd671fe51a236a. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d3771d23f53dbf0f2b8af8ea374ee727f2190149821ebd0885fd671fe51a236a
SHA3-384 hash: a685622643ab8a1f95b89c9f5ca70cc65a1860d2974ee5d2eb2b3fee387af16bd5ce1829e2e270e10fbd7b311b782509
SHA1 hash: cfe83b1d633bc7cad2c9aab8d8a3136390c2834c
MD5 hash: 953564945f1fabca9dc255c2e0b4aaa4
humanhash: twelve-artist-mike-queen
File name:Requirements.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'744'896 bytes
First seen:2020-05-06 18:11:29 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3d95adbf13bbe79dc24dccb401c12091 (881 x AgentTesla, 737 x FormBook, 236 x SnakeKeylogger)
ssdeep 49152:KVg5tQ7a85PfP6wANNwOvrS87d55SEg07tgpr5:Ug56RP6wSwOO6dyrp
Threatray 10'872 similar samples on MalwareBazaar
TLSH 2385F11373DD8364C3B26173BA25B701AEBF7C250AA5F56B2FD4093DE820162525EA73
Reporter abuse_ch
Tags:AgentTesla COVID -19 exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: api.besqrow.com
Sending IP: 80.211.54.166
From: Wojciech Pyzik <contact@besqrow.com>
Subject: COVID -19 New Order Requirements
Attachment: Requirements.iso (contains "Requirements.exe")

AgentTesla SMTP exfil server:
smtp.ociii.net:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
87
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27686.AidExe.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.27684.AidExe.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.PSW.Agent.BORA.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
Win32.Trojan.Agensla
Create hunting rule
Status:
Malicious
First seen:
2020-05-06 14:08:01 UTC
File Type:
PE (Exe)
Extracted files:
26
AV detection:
23 of 28 (82.14%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=2n3r2i7vhw7q6k4k7dvdotxhe7zbsakjqipl2cef7vtr7zi2enva._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'862 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-vclh8gyzy6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Drops startup file
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

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

iso dbe337645d6a1eee5779828a90ebd9f090cfeacac4648e86f2633d4d642e1caf

AgentTesla

Executable exe d3771d23f53dbf0f2b8af8ea374ee727f2190149821ebd0885fd671fe51a236a

(this sample)

  
Dropped by
MD5 24caeac26ed7d668136d4d939d1d9213
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 dbe337645d6a1eee5779828a90ebd9f090cfeacac4648e86f2633d4d642e1caf

Comments