MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a44f50cabda407e7c0e0603eeedd64b0955d2331df25d152cb9400cd2f8ebed3. 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 2 File information Comments

SHA256 hash:	a44f50cabda407e7c0e0603eeedd64b0955d2331df25d152cb9400cd2f8ebed3
SHA3-384 hash:	a0afd3fe96c3efeefafe7677a780e77b18e563aa5bee9b37ef26bfe03cc03dbda209a1225824a983caaf3637fa4c5fd4
SHA1 hash:	ec83869e977e214276c02d8403f4301dc1f73698
MD5 hash:	085f247354ad376dd80c7e34c108c9fc
humanhash:	mexico-network-oklahoma-hot
File name:	Bank payment receipt.pdf.rar
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	689'509 bytes
First seen:	2022-05-10 08:47:58 UTC
Last seen:	2022-05-10 11:26:07 UTC
File type:	rar
MIME type:	application/x-rar
ssdeep	12288:Cxe6o3P1jlC5OAu5jmYPHik0grbA2irjM8nQA96tXrOcF/m0+aA9UnZ7:Cx4BOusUF3A1viA96hrRF/R+t9UZ
TLSH	T137E42361558B651479210FF087129F4804FF560A90D58E33A4DFFE6270188BAEEAFFAD
TrID	58.3% (.RAR) RAR compressed archive (v-4.x) (7000/1) 41.6% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter	cocaman
Tags:	AgentTesla payment rar

cocaman

Malicious email (T1566.001)
From: "Zoe Marsden<ozmarsden@dfik.com>" (likely spoofed)
Received: "from dfik.com (unknown [95.211.178.207]) "
Date: "10 May 2022 02:41:15 -0700"
Subject: "Bank payment receipt"
Attachment: "Bank payment receipt.pdf.rar"

Intelligence

File Origin

# of uploads :

# of downloads :

180

Origin country :

n/a

Vendor Threat Intelligence

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

obfuscated packed update.exe wacatac

Link:

https://www.filescan.io/uploads/627a26e04b517e213c286665/reports/d74e4b7d-9794-4ead-b7fa-73576acfd1ae/overview

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/a44f50cabda407e7c0e0603eeedd64b0955d2331df25d152cb9400cd2f8ebed3/

Threat name:

ByteCode-MSIL.Trojan.NanoBot

Status:

Malicious

First seen:

2022-05-10 08:48:08 UTC

File Type:

Binary (Archive)

Extracted files:

AV detection:

17 of 26 (65.38%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=urhvbsv5uqd6pqhama7o5xlewckv2izr34s5cuwlsqam2l4ox3jq._file

Result

Malware family:

agenttesla

Score:

10/10

Tags:

family:agenttesla collection evasion keylogger spyware stealer suricata trojan

Link:

https://tria.ge/reports/220510-kqe6ksbbej/

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

Maps connected drives based on registry

Checks BIOS information in registry

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

Looks for VMWare Tools registry key

Looks for VirtualBox Guest Additions in registry

AgentTesla

suricata: ET MALWARE AgentTesla Exfil Via SMTP

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/a44f50cabda407e7c0e0603eeedd64b0955d2331df25d152cb9400cd2f8ebed3

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:	SUSP_RAR_with_PDF_Script_Obfuscation Create hunting rule
Author:	Florian Roth
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