MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 789268d03c5e3b9bb2136c80367d8d0d1ab0f4d7a7deaed98717e369fecf5035. 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: 9

Intelligence 9 IOCs YARA 3 File information Comments

SHA256 hash:	789268d03c5e3b9bb2136c80367d8d0d1ab0f4d7a7deaed98717e369fecf5035
SHA3-384 hash:	f1c0bf5d31eed57b834212cc86c19574a240d936608dff7d505168b8721d92d19d7d6879983d6c3b64802273b2432c41
SHA1 hash:	03407070bdb6ef244796217bd4a9e0def621f7dc
MD5 hash:	50ffcf46693ff695453e5c62bf2de9ec
humanhash:	mockingbird-massachusetts-may-foxtrot
File name:	INVIOCE page1.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	432'128 bytes
First seen:	2020-08-05 11:41:29 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'614 x Formbook, 12'242 x SnakeKeylogger)
ssdeep	12288:klbRUPCntrA1x17qfhKC8v0Av/87s7rsO2t7pf:klcCntU1xRqfhKC8vbvE7s33
Threatray	10'719 similar samples on MalwareBazaar
TLSH	3294F11D36A55589F2BA0E3F8C3104839E36F84FEE26D64B1A7212B8017E65DBC75F21
Reporter	abuse_ch
Tags:	AgentTesla exe

abuse_ch

Malspam distributing AgentTesla:

HELO: 163.com
Sending IP: 209.58.149.66
From: Kwek Chai Joo <pankan2018@163.com>
Subject: RE:Quote best rates INV_PO_5008991
Attachment: INVIOCE page1.iso (contains "INVIOCE page1.exe")

AgentTesla SMTP exfil server:
smtp.yandex.com.tr:587

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/39470/

Detection(s):

Sanesecurity.Rogue.0hr.20200805-1004.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Sending a UDP request

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:

96 / 100

Link:

https://www.joesandbox.com/analysis/411013

Signature

Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)

Found malware configuration

Injects a PE file into a foreign processes

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)

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

Behaviour

Behavior Graph:

Download SVG

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/789268d03c5e3b9bb2136c80367d8d0d1ab0f4d7a7deaed98717e369fecf5035/

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-08-05 11:43:10 UTC

AV detection:

25 of 29 (86.21%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=pcjgrub4ly5zxmqtnsadm7mnbunlb5gxu7pk5wmhc7rwt7wpka2q._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

363c8871acfef92a80406a6bf155f40531e03ff7e2807111a3a456384e335bbf

AgentTesla

49aaf4ae6bf7f60a07c4ffc43ca0be27fce694446436dd07aac5db362142c2c8

AgentTesla

52b9ef39375547beb78dcb77e95eec51e077ea347cf684a9a36a7c58ac2de630

AgentTesla

55e93e43efaeb600deafd813f7eef356e836904b0d83e545dc47b3ed0078316b

AgentTesla

62d7ea9b43d2bbccd7f9c5fd68c531f87191465638aaa8420f62afa8b65c204a

AgentTesla

7b668bf6740289b2750a497800467fcf725fb111071e3ea4e74153e5159a3aef

AgentTesla

983d4b5e9bcbd88f1618d92e02451b50e47214348eb5d7a82742abd1e145cde5

AgentTesla

a21f2a9736d444429fc9180093fe9a8d14aa0b49cb11f4db0c91461b83ccc826

AgentTesla

d94350c1e354339b8d04fd92c9f67db6a8bd319bd876598171f8797a4f992aee

AgentTesla

+ 10'709 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

keylogger stealer spyware trojan family:agenttesla

Link:

https://tria.ge/reports/200805-6aydh2a7ja/

Behaviour

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Reads user/profile data of web browsers

Reads user/profile data of local email clients

Reads data files stored by FTP clients

AgentTesla Payload

AgentTesla

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

Threat name:

Kryptik

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/789268d03c5e3b9bb2136c80367d8d0d1ab0f4d7a7deaed98717e369fecf5035

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