MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 04100ed81b98bad69ba33472802db912c403111f7fef1cb58f8981b9ce310ee3. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments

SHA256 hash: 04100ed81b98bad69ba33472802db912c403111f7fef1cb58f8981b9ce310ee3
SHA3-384 hash: c2b80370d3f8de1c7210b062063a30f51c68f2c34a7dd888ad37603621e98438a4965a788a7e7f559ca20599c3fc1404
SHA1 hash: 43ef84668e35f6cf45bd645cc8824dcb825679ab
MD5 hash: 7102803efd2ac173ba6ffea066a11dda
humanhash: crazy-leopard-virginia-connecticut
File name:PaymentNotification.exe
Download: download sample
Signature AgentTesla
File size:818'688 bytes
First seen:2020-08-13 13:44:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash bd9a6764235778d7fabb327e5e20a560 (8 x AgentTesla, 6 x Loki, 2 x NetWire)
ssdeep 12288:gmp9XVk3rNq8srw+ZdKSsWItO8n+D0s+rIJMk3l1oU4HF6u6eRN:1lQNqHMWKKcAFrJR1tc6q
Threatray 10'245 similar samples on MalwareBazaar
TLSH E405AE62B2E37432D16B253D9D1B777C9825BE512A287B462BF41C4C5F386B338352A3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: gree.com
Sending IP: 45.127.62.51
From: Manager <nina@barberajmeagher.gq>
Subject: payment
Attachment: PaymentNotification.rar (contains "PaymentNotification.exe")

Intelligence


File Origin
# of uploads :
1
# of downloads :
77
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Launching a process
Sending a UDP request
Using the Windows Management Instrumentation requests
Reading critical registry keys
Moving of the original file
Stealing user critical data
Unauthorized injection to a system process
Enabling autorun by creating a file
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
Contains functionality to detect sleep reduction / modifications
Delayed program exit found
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops VBS files to the startup folder
Found malware configuration
Initial sample is a PE file and has a suspicious name
Maps a DLL or memory area into another process
Moves itself to temp directory
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Queues an APC in another process (thread injection)
Sigma detected: Drops script at startup location
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file access)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 265857 Sample: PaymentNotification.exe Startdate: 14/08/2020 Architecture: WINDOWS Score: 100 28 Found malware configuration 2->28 30 Yara detected AgentTesla 2->30 32 Sigma detected: Drops script at startup location 2->32 34 Initial sample is a PE file and has a suspicious name 2->34 6 PaymentNotification.exe 2->6         started        9 wscript.exe 1 2->9         started        process3 signatures4 36 Detected unpacking (changes PE section rights) 6->36 38 Detected unpacking (overwrites its own PE header) 6->38 40 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->40 42 6 other signatures 6->42 11 PaymentNotification.exe 2 6->11         started        15 notepad.exe 1 6->15         started        18 PaymentNotification.exe 9->18         started        process5 dnsIp6 22 ozoneworks.co.za 156.38.198.58, 49738, 587 xneeloZA South Africa 11->22 24 192.168.2.1 unknown unknown 11->24 26 mail.ozoneworks.co.za 11->26 44 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->44 46 Moves itself to temp directory 11->46 48 Tries to steal Mail credentials (via file access) 11->48 54 2 other signatures 11->54 20 C:\Users\user\...\Payment Notification.vbs, ASCII 15->20 dropped 50 Drops VBS files to the startup folder 15->50 52 Delayed program exit found 15->52 file7 signatures8
Threat name:
Win32.Trojan.Kryptik
Status:
Malicious
First seen:
2020-08-13 13:46:06 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
upx keylogger stealer spyware trojan family:agenttesla
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
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
UPX packed file
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
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
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

Executable exe 04100ed81b98bad69ba33472802db912c403111f7fef1cb58f8981b9ce310ee3

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments