MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d8c72023bdedf6714432a1263bcf0348278b580ae0099b3d3b0403862c081ac2. 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: d8c72023bdedf6714432a1263bcf0348278b580ae0099b3d3b0403862c081ac2
SHA3-384 hash: 425f7447098cccb136b12220826fd06fd81392ac4c57e737d85f2f563e1927de64c974fa61be9205b69e2af7cc474c35
SHA1 hash: 60719e8039dfd5705a1ecaf94f9aaf5d0c590785
MD5 hash: 971c8fc0f91b2bc048b239e464a8c8cb
humanhash: snake-foxtrot-pluto-fish
File name:invoices.exe
Download: download sample
Signature AgentTesla
File size:524'288 bytes
First seen:2020-07-29 06:39:07 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:9eY5/s1SdvYP1yH852K76upba2Rc3Vy5+P+wLWoMnQWy9sBoqBLa4xQlLt4I:91gPMYd76+ba263Vs+mQqzmNULaxSI
Threatray 274 similar samples on MalwareBazaar
TLSH 4CB4DF0061845B2FCB6B85B9B027C1F01226E499EBA1DEB35D8FE0A754C22FD78C7567
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: chgms.com
Sending IP: 95.211.253.203
From: info@chgms.com
Subject: Re: COA FOR APPROVAL
Attachment: invoices.r00 (contains "invoices.exe")

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

Intelligence


File Origin
# of uploads :
1
# of downloads :
67
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Forced shutdown of a system process
Unauthorized injection to a system process
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
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 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:
2020-07-29 02:27:41 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
spyware
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Suspicious use of SetThreadContext
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
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 d8c72023bdedf6714432a1263bcf0348278b580ae0099b3d3b0403862c081ac2

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments