MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 efb0614d2ed991a28fb923ed15a74ecf24bbaea76e767f16213c752962c103df. 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:	efb0614d2ed991a28fb923ed15a74ecf24bbaea76e767f16213c752962c103df
SHA3-384 hash:	5090b9768133f72d52561b2de5e2945df410b1e05bcae57dfd78f282b86e5e9d1e2ce14a93e8b652fdc4029fd9edf4ee
SHA1 hash:	4114cfd0d59f84221688ae0d7ca6a3876cabda16
MD5 hash:	8f45acc5673d3d94ed589d7c47847fbd
humanhash:	quiet-snake-uniform-emma
File name:	INV0093223.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	735'744 bytes
First seen:	2020-08-03 12:47:24 UTC
Last seen:	2020-08-03 13:22:54 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'453 x Formbook, 12'202 x SnakeKeylogger)
ssdeep	12288:ltn2BVXfdbthtq8T8ohQEeUdWTcYDj/fJnrUoFKLlKDpmyABjrY:fn4VrhtqOThQECTcITJjuDyI
Threatray	1'336 similar samples on MalwareBazaar
TLSH	F6F4CE1C7BE08A5AF55A0FBA9C3651428D34F80B6D27F38F25F5522C087A79CAD41F62
Reporter	jarumlus
Tags:	AgentTesla

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/37808/

Detection(s):

SecuriteInfo.com.Generic.mg.8f45acc5673d3d94.7567.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Sending a UDP request

Creating a file in the %temp% directory

Launching a process

Creating a process with a hidden window

Deleting a recently created file

Unauthorized injection to a recently created process

Creating a file

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/407884

Signature

Injects a PE file into a foreign processes

Installs a global keyboard hook

Machine Learning detection for dropped file

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)

Sigma detected: Scheduled temp file as task from temp location

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)

Uses schtasks.exe or at.exe to add and modify task schedules

Yara detected AgentTesla

Yara detected AntiVM_3

Behaviour

Behavior Graph:

Download SVG

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/efb0614d2ed991a28fb923ed15a74ecf24bbaea76e767f16213c752962c103df/

Threat name:

ByteCode-MSIL.Trojan.Kryptik

Status:

Malicious

First seen:

2020-08-03 12:49:12 UTC

AV detection:

21 of 29 (72.41%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=56ygctjo3gi2fd5zepwrlj2oz4slxlvhnz3h6frbhr2ssywbappq._file

Verdict:

malicious

AgentTesla

32c2766ee799eeffcfdff37dc5a1237b1c152f36b7108c4bd13c082db2d46423

AgentTesla

397430a16d115d42056de1dca482e0fd9290ce8cbe6c45a614cac0fc85983a72

AgentTesla

4f965aee8b694528d2d11d5a80eeee466959650ffcd12b5f0fc28d3a11709e27

AgentTesla

6cb4b1c8e7a9db252978470e2971438bc9cb1e4036c6dfdeec7229af1f7d56b8

AgentTesla

6f2ed9ee33724651d7fb52edc4dbb3bfde3c19ca12cf5e990952d392305d1c20

AgentTesla

9aacf7241d4ac98976ece20663fe83d6b5f13bfe98b597ae02ed5d39614b9c16

AgentTesla

d1d753678c6c2a9e8957c508adc44ccd35c79592a826e973528ec146f33d558c

AgentTesla

dfc591ce4559101d5c59cf6cc2773496733b1fac5a058529bb093a56298dc8e6

AgentTesla

ef47e6b46e818e6f3110202391cca1ba74b312d9e2d11dd66e62b59c60b49cda

AgentTesla

+ 1'326 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

keylogger stealer spyware trojan family:agenttesla

Link:

https://tria.ge/reports/200803-mkacv92qxs/

Behaviour

Suspicious behavior: EnumeratesProcesses

Creates scheduled task(s)

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

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:

Trojan

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/efb0614d2ed991a28fb923ed15a74ecf24bbaea76e767f16213c752962c103df

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