MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 88de825967f8bba5cfd3f7aae4c655a8e85e3c8a921a57d5dbb7eaa358c12dac. 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

SHA256 hash:	88de825967f8bba5cfd3f7aae4c655a8e85e3c8a921a57d5dbb7eaa358c12dac
SHA3-384 hash:	121d51471dafd27126bed2a87bf092c75de7da47190a8e4c4a1c9e4788074e8bbb1a9961f521d89178c17691254e1af1
SHA1 hash:	e26e2e9b45e972dd3828a65b3cd389c4108bbef5
MD5 hash:	ac5ad5b36f6892d0a8376bd558a4bd79
humanhash:	aspen-north-artist-eleven
File name:	invoice.zip
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	463'594 bytes
First seen:	2023-05-16 09:07:47 UTC
Last seen:	2023-05-16 09:34:55 UTC
File type:	zip
MIME type:	application/zip
ssdeep	12288:PlyZwKvZwJ3FSvjSbysp78Md8ALfOH7JHUJ03fdKpx:0ZZwow7p75LgJHUe3qx
TLSH	T193A423C58C3AC183162F9B1BAAB0A6F4CA516DE20055723E37BF796A1FC630193D8D57
TrID	80.0% (.ZIP) ZIP compressed archive (4000/1) 20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter	cocaman
Tags:	AgentTesla INVOICE zip

cocaman

Malicious email (T1566.001)
From: "Carol <carol.hayes@mailcity.com>" (likely spoofed)
Received: "from mailcity.com (unknown [45.137.22.52]) "
Date: "15 May 2023 21:17:29 +0200"
Subject: "FW: Invoice"
Attachment: "invoice.zip"

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

File Archive Information

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

File name:	invoice.exe
File size:	800'768 bytes
SHA256 hash:	7c32af309a2521511d759a08cdc7cefc647e94cbdd590e7f7ef8ef24fa8b539a
MD5 hash:	e8c16dd88bb8a107d20fcef7e7e7ae43
MIME type:	application/x-dosexec
Signature	AgentTesla

Vendor Threat Intelligence

Detection(s):

Sanesecurity.Foxhole.Zip_fn23.UNOFFICIAL

Sanesecurity.Malware.21615.ZipHeur.UNOFFICIAL

Sanesecurity.Malware.23810.ZipHeur.UNOFFICIAL

Result

Verdict:

Unknown

File Type:

PE File

Link:

https://app.docguard.net/88de825967f8bba5cfd3f7aae4c655a8e85e3c8a921a57d5dbb7eaa358c12dac/results/dashboard

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

packed

Link:

https://www.filescan.io/uploads/646347f3f8664fd7d8d9c65a/reports/01ac97de-f9b6-4617-a3d0-1ed43b55c2d6/overview

Verdict:

Malicious

Labled as:

Mal/BredoZp

Link:

https://www.hybrid-analysis.com/sample/88de825967f8bba5cfd3f7aae4c655a8e85e3c8a921a57d5dbb7eaa358c12dac

Result

Verdict:

MALICIOUS

Link:

https://labs.inquest.net/dfi/sha256/88de825967f8bba5cfd3f7aae4c655a8e85e3c8a921a57d5dbb7eaa358c12dac

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/88de825967f8bba5cfd3f7aae4c655a8e85e3c8a921a57d5dbb7eaa358c12dac/

Threat name:

Win32.Spyware.Negasteal

Status:

Malicious

First seen:

2023-05-15 17:05:07 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

21 of 36 (58.33%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=rdpiewlh7c52lt6t66vojrsvvduf4peksinfpvo3w7vkgwgbfwwa._file

Result

Malware family:

agenttesla

Score:

10/10

Tags:

family:agenttesla collection keylogger persistence spyware stealer trojan

Link:

https://tria.ge/reports/230516-ljsnrsaf8s/

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

Malware Config

C2 Extraction:

https://api.telegram.org/bot5814058627:AAFjPgERfyp3AZJXAfISMezajcw2VR_A_9U/

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:	Dotnet_Hidden_Executables_Detect Create hunting rule
Author:	Mehmet Ali Kerimoglu (@CYB3RMX)
Description:	This rule detects hidden PE file presence.
Reference:	https://github.com/CYB3RMX/Qu1cksc0pe

Rule name:	pe_imphash Create hunting rule

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

Rule name:	SUSP_Archive_Phishing_Attachment_Characteristics_Jun22_1 Create hunting rule
Author:	Florian Roth
Description:	Detects characteristics of suspicious file names or double extensions often found in phishing mail attachments
Reference:	https://twitter.com/0xtoxin/status/1540524891623014400?s=12&t=IQ0OgChk8tAIdTHaPxh0Vg

Rule name:	SUSP_Archive_Phishing_Attachment_Characteristics_Jun22_1 Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects characteristics of suspicious file names or double extensions often found in phishing mail attachments
Reference:	https://twitter.com/0xtoxin/status/1540524891623014400?s=12&t=IQ0OgChk8tAIdTHaPxh0Vg