MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4328cbe540ca5e36e45e54a2b2d045dbefc6955e3b74beecb4fa2729ee368e94. 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: 7


Intelligence 7 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4328cbe540ca5e36e45e54a2b2d045dbefc6955e3b74beecb4fa2729ee368e94
SHA3-384 hash: fa9ca7c56eb6ffcd88ecacb0b981547c120714cf8456477b160de89ac83133084b47ce62e4591edbe8ff22309d451875
SHA1 hash: f417689dabae15af5f5d35ddf0b747a939598df1
MD5 hash: d5958499d563d756fba148967d6c8371
humanhash: oregon-pizza-zulu-mango
File name:Invoice Copy.zip
Download: download sample
Signature AgentTesla
Create hunting rule
File size:543'059 bytes
First seen:2023-10-09 13:21:57 UTC
Last seen:2023-10-22 15:48:58 UTC
File type: zip
MIME type:application/zip
ssdeep 12288:YTRGCW63cNbRqlNOZQK7Lt8gUvAAuvVQBIz8aaTIuqyyXe:8oGcVRBWjzBDqu
TLSH T157C423212ED2D5A274C89E71C8674E45A7908F84BCADED35EC3FEDACC043656E20E749
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter cocaman
Tags:INVOICE zip


Avatar
cocaman
Malicious email (T1566.001)
From: "Kitty <info@seatrans.lat>" (likely spoofed)
Received: "from seatrans.lat (seatrans.lat [5.206.227.178]) "
Date: "Mon, 09 Oct 2023 14:00:54 +0100"
Subject: "Invoice Copy"
Attachment: "Invoice Copy.zip"

Intelligence

File Origin
# of uploads :
7
# of downloads :
89
Origin country :
CH CH
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:Invoice Copy.exe
File size:588'800 bytes
SHA256 hash: fb1c133bb4d681619adff92051b62f07da505ca6f15906b4fbb125bd65b1f190
MD5 hash: 0dffc7074ad574b0748ef8e60a52f068
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Foxhole.Zip_fs3181.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.24016.ZipHeur.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.21103.ZipHeur.UNOFFICIAL
Create hunting rule

Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/4328cbe540ca5e36e45e54a2b2d045dbefc6955e3b74beecb4fa2729ee368e94/results/dashboard
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6523fe7a4d45a517a344aafb/reports/1e371d92-c7ff-4873-9590-1cf664b78140/overview
Verdict:
Suspicious
Labled as:
Troj/Krypt
Link:
https://www.hybrid-analysis.com/sample/4328cbe540ca5e36e45e54a2b2d045dbefc6955e3b74beecb4fa2729ee368e94
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/4328cbe540ca5e36e45e54a2b2d045dbefc6955e3b74beecb4fa2729ee368e94
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4328cbe540ca5e36e45e54a2b2d045dbefc6955e3b74beecb4fa2729ee368e94/
Threat name:
Win32.Trojan.Zmutzy
Create hunting rule
Status:
Malicious
First seen:
2023-10-09 13:22:00 UTC
File Type:
Binary (Archive)
Extracted files:
16
AV detection:
7 of 38 (18.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=imumxzkazjpdnzc6ksrlfucf3px4nfk6hn2l53fu7itst3rwr2ka._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/231009-rmaj9afd98/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4328cbe540ca5e36e45e54a2b2d045dbefc6955e3b74beecb4fa2729ee368e94

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_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

AgentTesla

zip 4328cbe540ca5e36e45e54a2b2d045dbefc6955e3b74beecb4fa2729ee368e94

(this sample)

AgentTesla

Executable exe fb1c133bb4d681619adff92051b62f07da505ca6f15906b4fbb125bd65b1f190

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 fb1c133bb4d681619adff92051b62f07da505ca6f15906b4fbb125bd65b1f190
  
Dropping
MD5 0dffc7074ad574b0748ef8e60a52f068

Comments