MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b20186ff7478dd04659c5b069a8fdf27453cf4e81af8f1a891b0968043c10f9e. 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

SHA256 hash:	b20186ff7478dd04659c5b069a8fdf27453cf4e81af8f1a891b0968043c10f9e
SHA3-384 hash:	3f82af3836da01046abecb9a843adae80f76900f29c9a84c2d9d5af8baa563d86a1cd264b18734360913dd1457ce7f14
SHA1 hash:	178e4f4ca686be0de655f34f254298bbc49792f7
MD5 hash:	5d3b178f9754a8841d84b4d797cd4ec5
humanhash:	carbon-floor-thirteen-ceiling
File name:	RFQ#R2100131413.pdf.xz
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	556'829 bytes
First seen:	2023-06-05 10:46:14 UTC
Last seen:	Never
File type:	xz
MIME type:	application/x-rar
ssdeep	12288:sBp11hm548GZbZ1L5/dN/me+jA8KTCp3HACDQZw67:sk54Db1V/dN/B8+wnM2E
TLSH	T16EC4232C781132D76E36D1754E6D5A690753CEF56CEB22A8A0030032C95B86B7B7BDE2
TrID	61.5% (.RAR) RAR compressed archive (v5.0) (8000/1) 38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter	cocaman
Tags:	AgentTesla QUOTATION RFQ xz

cocaman

Malicious email (T1566.001)
From: "Rastislav Ilia <sales@elisental.com>" (likely spoofed)
Received: "from elisental.com (unknown [45.137.22.121]) "
Date: "22 May 2023 13:19:45 +0200"
Subject: "REQUEST FOR QUOTATION (RFQ REF : R2100131413)"
Attachment: "RFQ#R2100131413.pdf.xz"

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:	RFQ#R2100131413.pdf.exe
File size:	712'192 bytes
SHA256 hash:	27e36aeb932b11f7f1a9eb8f7cc2ff7cc7d05549d3936aaaf5a6566cfd72166f
MD5 hash:	c7965c347bd45f529a0244948e63c1c0
MIME type:	application/x-dosexec
Signature	AgentTesla

Vendor Threat Intelligence

Detection(s):

Sanesecurity.Malware.28929.RarHeur.UNOFFICIAL

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

formbook nanocore packed

Link:

https://www.filescan.io/uploads/647dbd2658abc8e609d1a7d0/reports/94af2065-ab6c-4b02-b518-265e161e026c/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/b20186ff7478dd04659c5b069a8fdf27453cf4e81af8f1a891b0968043c10f9e

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/b20186ff7478dd04659c5b069a8fdf27453cf4e81af8f1a891b0968043c10f9e/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2023-05-22 08:07:52 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

25 of 37 (67.57%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=wiayn73updoqizm4lmdjvd67e5ctz5hidl4pdkerwcliaq6bb6pa._file

Result

Malware family:

agenttesla

Score:

10/10

Tags:

family:agenttesla collection keylogger spyware stealer trojan

Link:

https://tria.ge/reports/230605-mvjexaga66/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

Suspicious use of SetThreadContext

Accesses Microsoft Outlook profiles

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/b20186ff7478dd04659c5b069a8fdf27453cf4e81af8f1a891b0968043c10f9e

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:	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