MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b72bcd64494415feb4ad5fa6b6195e56ffc00396f4e135d3e8d2312ee6fc405d. 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

SHA256 hash: b72bcd64494415feb4ad5fa6b6195e56ffc00396f4e135d3e8d2312ee6fc405d
SHA3-384 hash: 931299514533312b7614e47c8165ba02984616dec6f2add00518dc2590fc591243d30cb3dcbbf3b8b1091c640986b34f
SHA1 hash: c67107756f4417e6366c0b7b9f1b8c2e6a23aabe
MD5 hash: fc31bb65b03b2c8f91871ba17202d4df
humanhash: stairway-five-happy-carpet
File name:NEW ORDER- 25MTS 40ft FCL.exe
Download: download sample
Signature AgentTesla
File size:595'968 bytes
First seen:2020-08-15 06:07:13 UTC
Last seen:2020-08-15 06:52:29 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:SOh4EcmZHAFaxmVmie9bngP/kYmDQ8jTAd45BYncdesSpbkloK+X3gARd0vdAA:n4EcmZHAFaxmVmie9bngP/IQ8jU2BzRM
Threatray 10'461 similar samples on MalwareBazaar
TLSH D8C49DE47740C065E8E75AB9843699A36723A30D9C588D0F2991FF4B7FF23C6542389B
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: tmsmtp03oc.mail2world.com
Sending IP: 209.67.128.156
From: Michele <suelasalvarez@infinitummail.com>
Subject: FULL DOCS SHIPMENT
Attachment: NEW ORDER- 25MTS 40ft FCL.rar (contains "NEW ORDER- 25MTS 40ft FCL.exe")

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

AgentTesla SMTP exfil email address:
ginxu100@yandex.com

Intelligence


File Origin
# of uploads :
2
# of downloads :
87
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Binary contains a suspicious time stamp
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Initial sample is a PE file and has a suspicious name
Installs a global keyboard hook
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)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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)
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Status:
Malicious
First seen:
2020-08-15 06:09:05 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
keylogger stealer trojan spyware family:agenttesla
Behaviour
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.

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 b72bcd64494415feb4ad5fa6b6195e56ffc00396f4e135d3e8d2312ee6fc405d

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments