MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6edf56bf042ac4f2cf12f3dcdd5704e71ddeee943463706513ba51123209bc6f. 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: 11

Intelligence 11 IOCs YARA 3 File information Comments

SHA256 hash:	6edf56bf042ac4f2cf12f3dcdd5704e71ddeee943463706513ba51123209bc6f
SHA3-384 hash:	7b234250ade825e319aea7607cb9ea2b3b7e6f4d43830fb5e45855f57ccafd64997fe6dbf25c2a110b91884b2b52f8c5
SHA1 hash:	a4ef44cf1f7bffd657770d13e0390f3543bab9a0
MD5 hash:	679962363c527fb1c84fe0c8158d038a
humanhash:	equal-nine-xray-alanine
File name:	ABB RFQ SC0054852_PDF.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	610'816 bytes
First seen:	2020-08-04 06:26:34 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	12288:wKAPuFC9v2iNMw9tcEJZBGji9cx2chckrL9N1jvf7VV8xGN2:NAPv1ew9tTxGWc8xkrL97D5eO2
Threatray	11'424 similar samples on MalwareBazaar
TLSH	F6D4DF2575A5D800C3AF1636CECF851C8BEDEC063592DF27BD9F33A95402B629C069DA
Reporter	abuse_ch
Tags:	ABB AgentTesla exe SendGrid

abuse_ch

Malspam distributing AgentTesla:

HELO: wrqvzrvn.outbound-mail.sendgrid.net
Sending IP: 149.72.229.130
From: MOHSEN ALI. <tkuntelia@usa2georgia.com>
Subject: ABB Request For Quote_ SC0054852
Attachment: ABB RFQ SC0054852_PDF.IMG (contains "ABB RFQ SC0054852_PDF.exe")

AgentTesla SMTP exfil server:
smtp.urban.co.th:587

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

AgentTeslaV2

Link:

https://www.capesandbox.com/analysis/38166/

Detection(s):

SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Sending a UDP request

Launching a process

Creating a file

Using the Windows Management Instrumentation requests

Unauthorized injection to a system process

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/408632

Signature

Found malware configuration

Initial sample is a PE file and has a suspicious name

Installs a global keyboard hook

Machine Learning detection for sample

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)

Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)

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/6edf56bf042ac4f2cf12f3dcdd5704e71ddeee943463706513ba51123209bc6f/

Threat name:

ByteCode-MSIL.Spyware.Noon

Status:

Malicious

First seen:

2020-08-04 06:28:08 UTC

AV detection:

22 of 29 (75.86%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=n3pvnpyeflcpftys6pon2vye44o553uugrrxazitxjiremqjxrxq._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

383afa9b82f107b9f040868f783c06115083de21eb8caa8a744a68c92782acae

AgentTesla

86fb079125f93834e6dc2f5ef86c61c36f6a9dbae5338a42341f75bf329b06bf

AgentTesla

88d5500916ded187f8d33b6e16f29db7388374f977ad11d39733613085189d27

AgentTesla

9ca497f6231180ec374837cf77e099a25e8c5cffa16c6599739c92ee03a94d34

AgentTesla

a5bc29d5e6f55ba05f61fff45175d9864ee0b311ad45baf0cfd65c74666da14c

AgentTesla

a85526e4a0f78afd83f57f2d084c0bd4b82846a06a0aef80c473905561dcfb60

AgentTesla

a8871229988e43c8dfc54c95e849d369ec7ddc06831f3e6f4f5919a48096f7a2

AgentTesla

b1135688496020eb3e075121b22fb9c726c6021068ce415be82d8e48540dc563

AgentTesla

d00a0836ea91458d1521ee4ebeaab0746a45b10901497a215b0bd0ebdf045e61

AgentTesla

+ 11'414 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

keylogger stealer spyware trojan family:agenttesla

Link:

https://tria.ge/reports/200804-sae1vm177n/

Behaviour

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of SetThreadContext

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Reads data files stored by FTP clients

AgentTesla Payload

AgentTesla

Malware family:

AgentTesla.v2

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/6edf56bf042a/report/overview.html

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

Threat name:

Malicious File

Score:

0.75

Link:

https://yomi.yoroi.company/submissions/6edf56bf042ac4f2cf12f3dcdd5704e71ddeee943463706513ba51123209bc6f

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