MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a050666285b441dd6b72aa1fa6e626f51498acbfd71fbb75d9f3daa4f9802aa9. 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: 10

Intelligence 10 IOCs YARA 3 File information Comments

SHA256 hash:	a050666285b441dd6b72aa1fa6e626f51498acbfd71fbb75d9f3daa4f9802aa9
SHA3-384 hash:	e4428fac9b107d4055f055171e6fb264fe362dfb93df28c475653ebb9065febf7c4ed95517925043e04888cbf51efb50
SHA1 hash:	85d3c80733db1c0ad2718c2bc80b66acc4c52797
MD5 hash:	1502f7e383ed875e94a7a70496ff0773
humanhash:	happy-enemy-network-pennsylvania
File name:	Detailed.scan.report#html.img.PNG.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	561'664 bytes
First seen:	2020-07-28 16:09:52 UTC
Last seen:	2020-08-01 09:00:55 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	12288:ForbL7PMMLpyKlfB5wVFOKaUAV7pFdZosc8IQP5Se2HklZU:FCppPZB+VF9avPbZvcgPeD
Threatray	10'776 similar samples on MalwareBazaar
TLSH	16C4E00826985B1FE70B85B47023C1F06667E0A9EB66EEB35D8FE05718D62FD3983117
Reporter	jarumlus
Tags:	AgentTesla

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

AgentTeslaV2

Link:

https://www.capesandbox.com/analysis/33895/

Detection(s):

SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Unauthorized injection to a recently created process

Creating a file

Using the Windows Management Instrumentation requests

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/400722

Signature

Found malware configuration

Machine Learning detection for sample

Multi AV Scanner detection for submitted file

Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)

Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

Tries to harvest and steal browser information (history, passwords, etc)

Tries to harvest and steal ftp login credentials

Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)

Tries to steal Mail credentials (via file access)

Yara detected AgentTesla

Yara detected AntiVM_3

Behaviour

Behavior Graph:

Download SVG

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/a050666285b441dd6b72aa1fa6e626f51498acbfd71fbb75d9f3daa4f9802aa9/

Threat name:

ByteCode-MSIL.Trojan.AgentTesla

Status:

Malicious

First seen:

2020-07-28 15:21:32 UTC

AV detection:

25 of 29 (86.21%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=ubigmyufwra5223svip2nzrg6ukjrlf724p3w5oz6pnkj6mafkuq._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

123e454af642e26f82ecd6fec5b7f3e5a04c015dad7c5880b1101d00ba1c804d

AgentTesla

1e106807f156e828afa3dd2faca574cd0edf459289f53e83a57ac98c52e7199a

AgentTesla

28ea5f3c757973759e967f2a489b85cfad60f620156887145759443b4d673ddf

AgentTesla

2b15a450dc18f20701d19f7dc9046760e4dd83ca7e99cdc122dab27a47f94f07

AgentTesla

3dd701e877f0f802984c90bcfdcde54c35780c9afb459b2d395e6d38b2d4a503

AgentTesla

6770ffec040c10ed6a13f0e654e9ac96763d3dd9c0c214ce658aa0648367216a

AgentTesla

68250b3b7bd3bf975cc34c76b31ed23634e6b2437c6fc3ae3bb6209c7eaf5402

AgentTesla

d64ac90e87e3bb79fcf3c6285e9c0060b709ac891efb053c78dad54477135adb

AgentTesla

e7198a6f6cf52e2f218e8354fbe9d3a59f7154aec99ec74d51017f7f9ff82ba1

AgentTesla

+ 10'766 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

spyware keylogger trojan stealer family:agenttesla

Link:

https://tria.ge/reports/200728-8mfxv5xvne/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Reads user/profile data of web browsers

Reads data files stored by FTP clients

Reads user/profile data of local email clients

AgentTesla

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Suspicious File

Score:

0.66

Link:

https://yomi.yoroi.company/submissions/a050666285b441dd6b72aa1fa6e626f51498acbfd71fbb75d9f3daa4f9802aa9

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:	Agenttesla_type2 Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect Agenttesla in memory
Reference:	internal research

Rule name:	CAP_HookExKeylogger Create hunting rule
Author:	Brian C. Bell -- @biebsmalwareguy
Reference:	https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar