MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 23b686ea37070c291cc03cf7b42b17703b6904e6c646be0a01dfed10331eaafb. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 23b686ea37070c291cc03cf7b42b17703b6904e6c646be0a01dfed10331eaafb
SHA3-384 hash: c2086cca745d3e574799e28579fe578fec4b3c22bbadda3e739b5b76c8db4a046ad50b01e8f899f5b363ffcfae58d56f
SHA1 hash: 27a06d37a0f9920f178cac93fae1f699464139d8
MD5 hash: 51a92ed6e56a6bf48c198f3e075cbb2f
humanhash: vermont-violet-mars-hotel
File name:invoice.rar
Download: download sample
Signature AgentTesla
Create hunting rule
File size:304'053 bytes
First seen:2023-02-25 15:06:26 UTC
Last seen:2023-02-25 15:30:04 UTC
File type: rar
MIME type:application/x-rar
ssdeep 6144:CKDzFGCRZ76Xa66xnZ3rPAFbnfwBRxZEteabN7qpfrX0fEHAX7X4hsY2RIY:CUskZ76X5sn+Fbf0xFN05RIY
TLSH T18154238337970812CFD546674FD556B13C36909B2057BEC8C2A551CCAE7A17F8329BAC
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter cocaman
Tags:AgentTesla DHL INVOICE rar


Avatar
cocaman
Malicious email (T1566.001)
From: ""John Corrigan" <jcorrigan@forbarefeet.com>" (likely spoofed)
Received: "from forbarefeet.com (unknown [103.167.84.207]) "
Date: "23 Feb 2023 07:00:42 -0800"
Subject: "Invoice for part shipped on Jan 09,2023"
Attachment: "invoice.rar"

Intelligence

File Origin
# of uploads :
2
# of downloads :
134
Origin country :
n/a
File Archive Information

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

File name:invoice.exe
File size:319'770 bytes
SHA256 hash: f022b03b270b8b1d9cd7d8770cad609e7fb14f88220455f7f35f1010fef4d44e
MD5 hash: f83cdc4f967d66ccaedc5984d22b444a
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/23b686ea37070c291cc03cf7b42b17703b6904e6c646be0a01dfed10331eaafb/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
formbook lokibot overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/63fa241a0796d7d621e88cac/reports/892d3447-7414-4726-ba96-eb21cb7866d9/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/23b686ea37070c291cc03cf7b42b17703b6904e6c646be0a01dfed10331eaafb
Result
Verdict:
MALICIOUS
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/23b686ea37070c291cc03cf7b42b17703b6904e6c646be0a01dfed10331eaafb/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-02-23 11:49:45 UTC
File Type:
Binary (Archive)
Extracted files:
5
AV detection:
23 of 39 (58.97%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=eo3in2rxa4gcshgaht33ikyxoa5wsbhgyzdl4cqb37wramy6vl5q._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/230225-w5gthadh2v/
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
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
Executes dropped EXE
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot5662683474:AAFvSjyPXTiwhBPcFi8of3_-_FCdfhhN8x0/
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/23b686ea37070c291cc03cf7b42b17703b6904e6c646be0a01dfed10331eaafb

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:pe_imphash
Create hunting rule
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
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

rar 23b686ea37070c291cc03cf7b42b17703b6904e6c646be0a01dfed10331eaafb

(this sample)

AgentTesla

Executable exe f022b03b270b8b1d9cd7d8770cad609e7fb14f88220455f7f35f1010fef4d44e

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 f022b03b270b8b1d9cd7d8770cad609e7fb14f88220455f7f35f1010fef4d44e
  
Dropping
AgentTesla

Comments