MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 19a8acd3ad747a875b5823a461251d9daffd73044e56ebbc022b733ba1cc7a6e. 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: 15

Intelligence 15 IOCs YARA 17 File information Comments 1

SHA256 hash:	19a8acd3ad747a875b5823a461251d9daffd73044e56ebbc022b733ba1cc7a6e
SHA3-384 hash:	0240074f222980cc76d09a05803c3d14e201b0336ec19fe91513bfdb232df85bdc8d01b0dab431ff7fe01c3f9e5e6d04
SHA1 hash:	63ca376e1122f15108876c1952c5c1b2dbf521f0
MD5 hash:	67e59f212d97d5dcffee6b171681535a
humanhash:	vegan-equal-jig-blue
File name:	67e59f212d97d5dcffee6b171681535a
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	786'944 bytes
First seen:	2024-05-09 06:43:07 UTC
Last seen:	2024-05-09 07:24:30 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'737 x AgentTesla, 19'596 x Formbook, 12'241 x SnakeKeylogger)
ssdeep	12288:2ReLAfP7wDqZkETH2mk4Ft3qOryvxTXlWrctbRVMSLSMMf:Q537wDqGEj2oFt62Or8rctbRVMSLdMf
Threatray	1'153 similar samples on MalwareBazaar
TLSH	T19FF40226F9D85A12DDB540FBA4347CCC21A1BA48CD96F6F82ABC795DCC723C1EE48542
TrID	71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10523/12/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):
dhash icon	d1d0e8e8e4f4ecd4 (30 x AgentTesla, 18 x RedLineStealer, 16 x SnakeKeylogger)
Reporter	zbetcheckin
Tags:	32 AgentTesla exe

Intelligence

File Origin

# of uploads :

# of downloads :

341

Origin country :

Vendor Threat Intelligence

Malware family:

agenttesla

ID:

File name:

19a8acd3ad747a875b5823a461251d9daffd73044e56ebbc022b733ba1cc7a6e.exe

Verdict:

Malicious activity

Analysis date:

2024-05-09 06:51:32 UTC

Tags:

evasion agenttesla stealer

Link:

https://app.any.run/tasks/cd3503ac-90f7-450a-afca-8a17ea5e8214

Note:

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

Detection(s):

SecuriteInfo.com.Win32.RATX-gen.24584.26876.UNOFFICIAL

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

Creating a file in the %AppData% subdirectories

Reading critical registry keys

Searching for the window

Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch

Stealing user critical data

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

packed

Link:

https://www.filescan.io/uploads/663c70b4a82a5106c5f9b8a1/reports/ed81157b-01a8-43b3-be10-b680d7caa0d0/overview

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/19a8acd3ad747a875b5823a461251d9daffd73044e56ebbc022b733ba1cc7a6e

Malware family:

Agent Tesla

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/850ea6fa-4104-46e0-b804-fa6fc11061a7

Result

Threat name:

AgentTesla, PureLog Stealer

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1438791

Signature

.NET source code contains method to dynamically call methods (often used by packers)

.NET source code contains potential unpacker

Contains functionality to log keystrokes (.Net Source)

Found malware configuration

Hides that the sample has been downloaded from the Internet (zone.identifier)

Injects a PE file into a foreign processes

Machine Learning detection for dropped file

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Multi AV Scanner detection for dropped file

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

Yara detected PureLog Stealer

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/19a8acd3ad747a875b5823a461251d9daffd73044e56ebbc022b733ba1cc7a6e

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/19a8acd3ad747a875b5823a461251d9daffd73044e56ebbc022b733ba1cc7a6e/

Threat name:

Win32.Trojan.Generic

Status:

Malicious

First seen:

2024-05-09 04:16:35 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

10 of 24 (41.67%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=dgukzu5nor5iow2yeosgcji5twx724yejzloxpacfnztxiompjxa._file

Verdict:

malicious

AgentTesla

9db03971f027f14894036a6c0bc19fd875dad7387708a70623d1f3a8e5627958

AgentTesla

b5ffff8fdab42759b2f61b0c3ed3f175d89412f95535f40cc162d1064ea9e79d

AgentTesla

e0c8b02870ad1dbca34a9167a4ed5316e8a3cba0d0872e48ee2f77642c1b70a5

AgentTesla

+ 1'143 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

family:agenttesla keylogger persistence spyware stealer trojan

Link:

https://tria.ge/reports/240509-hhgnbseg4v/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Adds Run key to start application

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:

9f365a320405be969719491d46191fefa4e6a731684ed9fb6bcaa72bc6c1126e

MD5 hash:

63e615e39e78c95da103a5917a1be5e1

SHA1 hash:

e254316bc7025b7ce4e7f87148940588eab3d0a9

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/92fb694c-161c-4141-b0e8-510d837c653d/

Parent samples :
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SH256 hash:

4909093c1045073940daf73778f88ce3e5d4dcbc0d69e3498ad4672c2e699013

MD5 hash:

28b43a10958caef0465f7b93be0a0d77

SHA1 hash:

9c85c1cb7f6face0a6c8d0a2d2314a99092d6554

Link:

https://www.unpac.me/results/92fb694c-161c-4141-b0e8-510d837c653d/

SH256 hash:

b61b329b3b25811b2848bf1bdce8a1ade665d37f651fbd5ba81db24645e40ffa

MD5 hash:

8b623647bfa41d6abdb48b28ef4d2a26

SHA1 hash:

1f0a34efe7de31997e5b624684fa895fb8bea41d

Link:

https://www.unpac.me/results/92fb694c-161c-4141-b0e8-510d837c653d/

SH256 hash:

8a9dcec29578f81d102b48ed786cd0ed31b627f3817e91b55f86815bd745ecac

MD5 hash:

c87885c522ae0c84902335ba6c129777

SHA1 hash:

08251922bc6c62ffd9036e47fe6803e02a3c9404

Link:

https://www.unpac.me/results/92fb694c-161c-4141-b0e8-510d837c653d/

SH256 hash:

19a8acd3ad747a875b5823a461251d9daffd73044e56ebbc022b733ba1cc7a6e

MD5 hash:

67e59f212d97d5dcffee6b171681535a

SHA1 hash:

63ca376e1122f15108876c1952c5c1b2dbf521f0

Link:

https://www.unpac.me/results/92fb694c-161c-4141-b0e8-510d837c653d/

Malware family:

AgentTesla

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/19a8acd3ad74/report/overview.html

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

Threat name:

Suspicious File

Score:

0.45

Link:

https://yomi.yoroi.company/submissions/19a8acd3ad747a875b5823a461251d9daffd73044e56ebbc022b733ba1cc7a6e

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:	Multifamily_RAT_Detection Create hunting rule
Author:	Lucas Acha (http://www.lukeacha.com)
Description:	Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables

Rule name:	NET 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.

Web download

AgentTesla

exe 19a8acd3ad747a875b5823a461251d9daffd73044e56ebbc022b733ba1cc7a6e

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2843963/

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

Comments

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zbet commented on 2024-05-09 06:43:08 UTC

url : hxxp://104.168.33.34/35009/hjv.exe