MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 81bf78e44a79563c740a6ff3562742e0152a4717b2d7eb38e11395c4dc3c6713. 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 7 File information Comments

SHA256 hash:	81bf78e44a79563c740a6ff3562742e0152a4717b2d7eb38e11395c4dc3c6713
SHA3-384 hash:	93457a478d3aa3afd29eaee9b4d04493174324935922ad714fb7f67962a1791317fca12923e060004501010f0dfd3120
SHA1 hash:	8f5be81533e07d75fa2ceb7d5d3ac764411a9e31
MD5 hash:	5963e12130ff087312945a5bd0eae97a
humanhash:	xray-delaware-tango-earth
File name:	SHIPPING INVOICE DOCUMENTS.pdf.z
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	695'023 bytes
First seen:	2023-06-19 05:27:56 UTC
Last seen:	Never
File type:	z
MIME type:	application/x-rar
ssdeep	12288:joIle/XC/iWpfbqGi0bXBRCpLFYQ17InYWLdco6VfyAvF1FRXAc5q9x4Ik9Z0Up9:RsfCaWtxxXBRKcY3VbF1P5q9+D9Zzpxb
TLSH	T116E433B41B2EEB4C98D5576BA9F278A73EC6F440A5A0648D16630E17CF8025EBCD05F3
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 Shipping z

cocaman

Malicious email (T1566.001)
From: "DHL Express <kim@timesofidnia.com>" (likely spoofed)
Received: "from holdingford.timesofidnia.com (holdingford.timesofidnia.com [88.209.205.153]) "
Date: "Fri, 16 Jun 2023 22:44:35 +0100"
Subject: "DHL BILL OF LADING SHIPPING INVOICE DOCUMENTS"
Attachment: "SHIPPING INVOICE DOCUMENTS.pdf.z"

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:	SHIPPING INVOICE DOCUMENTS.pdf.exe
File size:	889'344 bytes
SHA256 hash:	8060a0f4554d737c041ce53397a053cfd8c53fe97984df083935d5f62a56b3b2
MD5 hash:	58beb31f4f503ce0f5071c950e276750
MIME type:	application/x-dosexec
Signature	AgentTesla

Vendor Threat Intelligence

Detection(s):

Sanesecurity.Malware.28929.RarHeur.UNOFFICIAL

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

formbook lolbin masquerade packed

Link:

https://www.filescan.io/uploads/648fe76310461c2d676a5b21/reports/d6f4946b-d129-40cf-b384-b992ea663eab/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/81bf78e44a79563c740a6ff3562742e0152a4717b2d7eb38e11395c4dc3c6713

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/81bf78e44a79563c740a6ff3562742e0152a4717b2d7eb38e11395c4dc3c6713/

Threat name:

Win32.Spyware.Negasteal

Status:

Malicious

First seen:

2023-06-16 22:12:21 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

19 of 37 (51.35%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=qg7xrzckpfldy5akn7zvmj2c4aksuryxwll6wohbcok4jxb4m4jq._file

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/81bf78e44a79563c740a6ff3562742e0152a4717b2d7eb38e11395c4dc3c6713

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:	MSIL_SUSP_OBFUSC_XorStringsNet Create hunting rule
Author:	dr4k0nia
Description:	Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:	https://github.com/dr4k0nia/yara-rules

Rule name:	msil_susp_obf_xorstringsnet Create hunting rule
Author:	dr4k0nia
Description:	Detects XorStringsNET string encryption, and other obfuscators derived from it

Rule name:	pe_imphash Create hunting rule

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

Rule name:	SUSP_RAR_with_PDF_Script_Obfuscation Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects RAR file with suspicious .pdf extension prefix to trick users
Reference:	Internal Research

Rule name:	SUSP_RAR_with_PDF_Script_Obfuscation_RID34A4 Create hunting rule
Author:	Florian Roth
Description:	Detects RAR file with suspicious .pdf extension prefix to trick users
Reference:	Internal Research