MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 13129eaaaee8200a17214e947f0e984d10050e79c2cd5a963d7ada54ce3aa0a8. 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: 17

Intelligence 17 IOCs YARA 16 File information Comments

SHA256 hash:	13129eaaaee8200a17214e947f0e984d10050e79c2cd5a963d7ada54ce3aa0a8
SHA3-384 hash:	819ee80558a82242b9ab93f5428ada25ce7af1f352f23e3339287925bbfabe01b3b2297825a0149535804f016a55a4f2
SHA1 hash:	323197c988bc794e3a6314fce81dc20c48d234ee
MD5 hash:	b4306234a3b45c69df6a6a7cecd6070c
humanhash:	happy-fix-october-double
File name:	PO#50124.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	684'032 bytes
First seen:	2024-04-26 09:07:48 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	12288:cHgnFyHgP/NbIyeSPqBFAbCS2m+2hTMRZuEAFgzknK7N8VJqaW:c+yHs/Nt8BUCmZhTGZuBFKR8V
Threatray	4'399 similar samples on MalwareBazaar
TLSH	T115E423B5323D8127C92C9BB91160D8E203F6D1492A82E3DC2D6765FD3BDB7028F12697
TrID	69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.0% (.EXE) Win64 Executable (generic) (10523/12/4) 6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.2% (.EXE) Win32 Executable (generic) (4504/4/1) 1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):
dhash icon	70e4d8b8f8e8c470 (8 x AgentTesla, 4 x Formbook)
Reporter	NDA0E
Tags:	AgentTesla exe

Intelligence

File Origin

# of uploads :

# of downloads :

318

Origin country :

Vendor Threat Intelligence

Malware family:

agenttesla

ID:

File name:

PO#50124.exe

Verdict:

Malicious activity

Analysis date:

2024-04-18 15:03:32 UTC

Tags:

agenttesla stealer smtp

Link:

https://app.any.run/tasks/ef998ad8-1c6e-4f6f-add8-5f17efc9070b

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Сreating synchronization primitives

Unauthorized injection to a recently created process

Restart of the analyzed sample

Creating a file

Using the Windows Management Instrumentation requests

DNS request

Connection attempt

Sending a custom TCP request

Reading critical registry keys

Sending an HTTP GET request

Stealing user critical data

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

packed

Link:

https://www.filescan.io/uploads/662b6efc47bfd8641eb619f4/reports/ca98b84c-73f7-4575-8c4d-de52c2567e2f/overview

Verdict:

Malicious

Labled as:

Trojan.Generic

Link:

https://www.hybrid-analysis.com/sample/13129eaaaee8200a17214e947f0e984d10050e79c2cd5a963d7ada54ce3aa0a8

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.

Malware family:

Agent Tesla

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/b3cf7cc3-f8dc-4246-838c-43b26212b8ac

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1432053

Signature

.NET source code contains potential unpacker

.NET source code contains very large array initializations

Antivirus / Scanner detection for submitted sample

Contains functionality to log keystrokes (.Net Source)

Found malware configuration

Initial sample is a PE file and has a suspicious name

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for submitted file

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

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 / registry access)

Yara detected AgentTesla

Behaviour

Behavior Graph:

Download SVG

Score:

Verdict:

Benign

File Type:

Link:

https://malprob.io/report/13129eaaaee8200a17214e947f0e984d10050e79c2cd5a963d7ada54ce3aa0a8

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/13129eaaaee8200a17214e947f0e984d10050e79c2cd5a963d7ada54ce3aa0a8/

Threat name:

Win32.Trojan.Leonem

Status:

Malicious

First seen:

2024-04-17 15:54:07 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

20 of 24 (83.33%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=cmjj5kvo5aqaufzbj2kh6duyjuiakdtzylgvvfr5plnfjtr2ucua._file

Verdict:

malicious

Label(s):

agenttesla_v4

agenttesla

AgentTesla

dec1092840220a627e2bf5aba68107a16f702c62d4edd4d6305f1a707cfb352c

AgentTesla

ef171f71804fe96bf375379c691e1f93b3fe38a3535b24f8f19d104e5eecf7aa

AgentTesla

+ 4'389 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

family:agenttesla keylogger spyware stealer trojan

Link:

https://tria.ge/reports/240426-k3wzvsdc5t/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Looks up external IP address via web service

Reads WinSCP keys stored on the system

Reads data files stored by FTP clients

Reads user/profile data of local email clients

Reads user/profile data of web browsers

AgentTesla

Unpacked files

SH256 hash:

c9a4aef3cfc184f9f38e83fc9a080926d7d565cd3ed4a66f13a55e19d8db6eb2

MD5 hash:

bad42722c88ae02a1b2921553334f2ea

SHA1 hash:

eaa4bcf68950334b29191d6c772f3de30ec729db

Link:

https://www.unpac.me/results/e7c132c5-ff82-42a6-82e8-facbd9ede390/

SH256 hash:

1c633f39a192f108f755e0bcf412e8489ad80781f3b7807c80892deb2526ff0d

MD5 hash:

e4b5d57e9e46a4e76075b5b92f71577f

SHA1 hash:

d76dc165724148193c6911cc75fc62c198737d3a

Link:

https://www.unpac.me/results/e7c132c5-ff82-42a6-82e8-facbd9ede390/

Parent samples :

d89ea6a01347b82f963ed7960583e5d76c6a07e91852fae83bc290e0f64a06b2
3f700fd41c6cca501d50cc2f62afd8e0d951efc1a918aa65ab3e84ee563ff1d6

SH256 hash:

e8d5a9219e8af1cf0ed3c2dffaeee22b38da4ea86d02502ea3e48e6da80dc40e

MD5 hash:

eb53f8b2ad757b9fdaaa04ccf238a125

SHA1 hash:

698712042011f2ee4c9a014912920c82b0a230d2

Link:

https://www.unpac.me/results/e7c132c5-ff82-42a6-82e8-facbd9ede390/

SH256 hash:

1403e7c01bf67c9ac15e1d9068faabdd21c05132cce0c517c69425db766ff140

MD5 hash:

48604cb653f2ceeaffb343edc9e4d780

SHA1 hash:

2047884ae5497f53e4006c8613baa0a4b8f5c255

Detections:

AgentTesla

win_agent_tesla_g2

INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Agenttesla_type2

INDICATOR_SUSPICIOUS_Binary_References_Browsers

INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

INDICATOR_EXE_Packed_GEN01

INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Link:

https://www.unpac.me/results/e7c132c5-ff82-42a6-82e8-facbd9ede390/

Parent samples :

67a792fced715c64610c55d8c01b16d66080c10004ed572e664c324468afdd7d
31fea186e7379793d1d9b37d2a981ed0fb05d40ee7d62e227eac695106ebbe2f
d23bd1fbaae83547ec6aba06ad8b4eef5119bd4a0f66634a6726b6ccd5dc3c78
ca444d4c1eac0d3464e99f59a3391aa587572814d5fbecfe1d02ac9bf84606e8
ef171f71804fe96bf375379c691e1f93b3fe38a3535b24f8f19d104e5eecf7aa
13129eaaaee8200a17214e947f0e984d10050e79c2cd5a963d7ada54ce3aa0a8
c10f8bc18521b4c90063ae5fc1e0e95e40ed35be3758d90f597d7cc1e3853ade

SH256 hash:

13129eaaaee8200a17214e947f0e984d10050e79c2cd5a963d7ada54ce3aa0a8

MD5 hash:

b4306234a3b45c69df6a6a7cecd6070c

SHA1 hash:

323197c988bc794e3a6314fce81dc20c48d234ee

Link:

https://www.unpac.me/results/e7c132c5-ff82-42a6-82e8-facbd9ede390/

Malware family:

AgentTesla

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/13129eaaaee8/report/overview.html

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/13129eaaaee8200a17214e947f0e984d10050e79c2cd5a963d7ada54ce3aa0a8

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:	AgentTeslaV3 Create hunting rule
Author:	ditekshen
Description:	AgentTeslaV3 infostealer payload

Rule name:	AgentTeslaV5 Create hunting rule
Author:	ClaudioWayne
Description:	AgentTeslaV5 infostealer payload

Rule name:	INDICATOR_EXE_Packed_GEN01 Create hunting rule
Author:	ditekSHen
Description:	Detect packed .NET executables. Mostly AgentTeslaV4.

Rule name:	INDICATOR_SUSPICIOUS_Binary_References_Browsers Create hunting rule
Author:	ditekSHen
Description:	Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many email and collaboration clients. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many file transfer clients. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing Windows vault credential objects. Observed in infostealers

Rule name:	malware_Agenttesla_type2 Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect Agenttesla in memory
Reference:	internal research

Rule name:	NET Create hunting rule
Author:	malware-lu

Rule name:	NETexecutableMicrosoft Create hunting rule
Author:	malware-lu

Rule name:	pe_imphash Create hunting rule

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

Rule name:	Windows_Generic_Threat_9f4a80b2 Create hunting rule
Author:	Elastic Security

Rule name:	Windows_Trojan_AgentTesla_ebf431a8 Create hunting rule
Author:	Elastic Security
Reference:	https://www.elastic.co/security-labs/attack-chain-leads-to-xworm-and-agenttesla

File information

The table below shows additional information about this malware sample such as delivery method and external references.

No further information available

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high

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