MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ffd358a45a51a8f8f75f4bf8c43d9101bc1e5ce2a4f6747176a612b5dd1081e9. 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: 20

Intelligence 20 IOCs YARA 17 File information Comments

SHA256 hash:	ffd358a45a51a8f8f75f4bf8c43d9101bc1e5ce2a4f6747176a612b5dd1081e9
SHA3-384 hash:	a51c177ba54bc7794d23fce281d42c04a2a33a9c2004582d362ad37edc561d982a0fb5d4f9a354a7162894763f9550cb
SHA1 hash:	70aea42052850dd691d2d31ed8e73ddc17077601
MD5 hash:	b6eef8dc87fa87b47fdf06bad0b25c15
humanhash:	minnesota-king-football-spring
File name:	PO-8126.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	720'896 bytes
First seen:	2024-05-31 06:25:10 UTC
Last seen:	2024-05-31 07:23:02 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	12288:3POYUy6hMEUc2JqUCzci0E6TGTiD5zjTOFfP1e:G9dD9vU2mfTq25qlP
TLSH	T135E42395B1A95953F5BFF2B304B912D883B8380FE71BD563AD5090C748D3B6392212BB
TrID	61.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 11.1% (.SCR) Windows screen saver (13097/50/3) 8.9% (.EXE) Win64 Executable (generic) (10523/12/4) 5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 3.8% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):
dhash icon	82114a6b2b214582 (7 x AgentTesla, 5 x Formbook, 3 x Loki)
Reporter	cocaman
Tags:	AgentTesla exe

Intelligence

File Origin

# of uploads :

# of downloads :

349

Origin country :

Vendor Threat Intelligence

Malware family:

agenttesla

ID:

File name:

ffd358a45a51a8f8f75f4bf8c43d9101bc1e5ce2a4f6747176a612b5dd1081e9.exe

Verdict:

Malicious activity

Analysis date:

2024-05-31 06:25:34 UTC

Tags:

agenttesla stealer

Link:

https://app.any.run/tasks/5c55e58d-6cf8-4e35-b79e-782bd2994208

Note:

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

Detection(s):

SecuriteInfo.com.Win32.TrojanX-gen.12987.1004.UNOFFICIAL

Verdict:

Malicious

Score:

81.4%

Link:

https://cyber-fortress.com/docs/result/index.php?id=66596d8c20ad30d28767760bwin7simulatehigh_evasion

Tags:

Static Msil

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Unauthorized injection to a recently created process

Restart of the analyzed sample

Creating a file

Using the Windows Management Instrumentation requests

Reading critical registry keys

DNS request

Connection attempt

Sending a custom TCP request

Stealing user critical data

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

packed

Link:

https://www.filescan.io/uploads/66596d7cae3ab1fab22cc8a1/reports/08f83cc4-bcaf-4bbc-bf98-6379e0a464f5/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/ffd358a45a51a8f8f75f4bf8c43d9101bc1e5ce2a4f6747176a612b5dd1081e9

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/f3e74398-c074-4c7a-ad1d-de23ac626f24

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1449974

Signature

.NET source code contains potential unpacker

AI detected suspicious sample

Contains functionality to log keystrokes (.Net Source)

Found malware configuration

Injects a PE file into a foreign processes

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

Yara detected AntiVM3

Yara detected Generic Downloader

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/ffd358a45a51a8f8f75f4bf8c43d9101bc1e5ce2a4f6747176a612b5dd1081e9

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/ffd358a45a51a8f8f75f4bf8c43d9101bc1e5ce2a4f6747176a612b5dd1081e9/

Threat name:

Win32.Trojan.Znyonm

Status:

Malicious

First seen:

2024-05-31 03:10:26 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

19 of 24 (79.17%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=77jvrjc2kgupr527jp4mipmrag6b4xhcut3hi4lwuyjllxiqqhuq._file

Verdict:

malicious

Result

Malware family:

agenttesla

Score:

10/10

Tags:

family:agenttesla keylogger spyware stealer trojan

Link:

https://tria.ge/reports/240531-g66rpahg9z/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

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

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/5fcb1cdf-dbd6-4c7d-b6b9-d0eb35fd99eb

Unpacked files

SH256 hash:

5d49ed6711b528a3072a734c95c82180b84657452371354360bb226d4804a408

MD5 hash:

59f0c4b84dbf9b43baa360eb4c17ec40

SHA1 hash:

cab5cb3e2bd650dedf3e77c80ad78d826b68bb3e

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/69dbd3b1-0202-420f-9504-1faffc777fdd/

Parent samples :
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SH256 hash:

796b7c96e24659d17cf906c0e64504a698af05127e116cba4b80ff3603926578

MD5 hash:

5a9f9d40180bdcb31c74b4b199369a07

SHA1 hash:

773e327485e5a494799ceaad8dadc71379b2d519

Link:

https://www.unpac.me/results/69dbd3b1-0202-420f-9504-1faffc777fdd/

SH256 hash:

e8ff1e4ab08fb3c088438e0d27b3b0a94023f72218abeeae0539312934b5ee47

MD5 hash:

4b103dfb278a4f8e8eceec88c6ff4292

SHA1 hash:

6f13aacefee0c12ffeed2a6ab9fc6cd2eaa52400

Link:

https://www.unpac.me/results/69dbd3b1-0202-420f-9504-1faffc777fdd/

SH256 hash:

25b5214317428b6661d063585c9de0ceb173e0cbf529069873599ac09f179ae9

MD5 hash:

a09ba49a164d02715cea9498b85dadb3

SHA1 hash:

5cb0c737d9fb738c36ca64082b53cd2d816b6e8b

Link:

https://www.unpac.me/results/69dbd3b1-0202-420f-9504-1faffc777fdd/

Parent samples :

6379fc2cce3608db3ed95f85abf8e7391890b839c151224cca1dfc64c545b4d1
655a38b1686aa4f75f6dd4f2b59c8e9e09cde9997b46bafbe4e3dee38d859c99

SH256 hash:

ffd358a45a51a8f8f75f4bf8c43d9101bc1e5ce2a4f6747176a612b5dd1081e9

MD5 hash:

b6eef8dc87fa87b47fdf06bad0b25c15

SHA1 hash:

70aea42052850dd691d2d31ed8e73ddc17077601

Link:

https://www.unpac.me/results/69dbd3b1-0202-420f-9504-1faffc777fdd/

Malware family:

AgentTesla

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/ffd358a45a51/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/ffd358a45a51a8f8f75f4bf8c43d9101bc1e5ce2a4f6747176a612b5dd1081e9

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

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.

Malspam

AgentTesla

zip 04f6ab6653d19181ee641fb9e142d2c31241047bfe81fd4819982d8ce3ffd3f2

AgentTesla

exe ffd358a45a51a8f8f75f4bf8c43d9101bc1e5ce2a4f6747176a612b5dd1081e9

(this sample)

Delivery method

Other

Dropped by

SHA256 04f6ab6653d19181ee641fb9e142d2c31241047bfe81fd4819982d8ce3ffd3f2

Dropped by

MD5 3e790553dc911a6264befddee8dcd4f3

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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