MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 903ea42c02e8a30f6ad63666de0748b4fd4c2758c220b39af57269d1eebebb9d. 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 5 File information Comments

SHA256 hash:	903ea42c02e8a30f6ad63666de0748b4fd4c2758c220b39af57269d1eebebb9d
SHA3-384 hash:	d4f7ad4e736aab4135b9984cb6ca247e9f0b4642b2813da611a0748795e73d4b314f8274dcd996291cd5e84ac68a1af6
SHA1 hash:	75daa6a232a21e8be184a9cfb1a1d1b56350aa65
MD5 hash:	d2dfae510841f26b52b3c64f97ae1f36
humanhash:	hydrogen-sixteen-angel-floor
File name:	Invoice # 10623-27.exe
Download:	download sample
Signature	AgentTesla Create hunting rule
File size:	643'072 bytes
First seen:	2023-06-23 09:45:17 UTC
Last seen:	2023-06-26 07:08:47 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:C2iNG4/mNUAV0NCCVYb+9cH4/LhXVebnI+s7Xlmalce1NiQi:C1M4/QUNVYC9cK90bIfLlmz
Threatray	4'020 similar samples on MalwareBazaar
TLSH	T139D4017A12A00A14F57EAFF570B48064C3B6BA909B12F22A7FF520F51272F415E1776B
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) (4505/5/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter	cocaman
Tags:	AgentTesla exe INVOICE methobsindia-com

Intelligence

File Origin

# of uploads :

# of downloads :

308

Origin country :

Vendor Threat Intelligence

Malware family:

agenttesla

ID:

File name:

Invoice # 10623-27.exe

Verdict:

Malicious activity

Analysis date:

2023-06-23 09:46:11 UTC

Tags:

rat agenttesla

Link:

https://app.any.run/tasks/77aee208-6e23-49f2-908e-1e0d98a2d30a

Note:

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

Detection:

AgentTesla

Link:

https://www.capesandbox.com/analysis/402083/

Detection(s):

SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Searching for synchronization primitives

Creating a window

Unauthorized injection to a recently created process

Creating a file

Using the Windows Management Instrumentation requests

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

masquerade packed

Link:

https://www.filescan.io/uploads/649569dd5012c41b6e669391/reports/1d54fa93-e968-4c76-8f85-9974c53ae4d4/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_100%

Link:

https://www.hybrid-analysis.com/sample/903ea42c02e8a30f6ad63666de0748b4fd4c2758c220b39af57269d1eebebb9d

Result

Verdict:

UNKNOWN

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/eb35e25c-52a6-4952-a2ae-d1bcd8ac7f2d

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1260316

Signature

.NET source code contains potential unpacker

Found malware configuration

Initial sample is a PE file and has a suspicious name

Injects a PE file into a foreign processes

Machine Learning detection for sample

May check the online IP address of the machine

Multi AV Scanner detection for submitted file

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

Sample uses string decryption to hide its real strings

Tries to harvest and steal browser information (history, passwords, etc)

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

Detection:

agenttesla

Link:

https://mwdb.cert.pl/sample/903ea42c02e8a30f6ad63666de0748b4fd4c2758c220b39af57269d1eebebb9d/

Threat name:

Win32.Spyware.Negasteal

Status:

Malicious

First seen:

2023-06-23 08:20:45 UTC

File Type:

PE (.Net Exe)

Extracted files:

AV detection:

19 of 24 (79.17%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=sa7kilac5crq62wwgztn4b2iwt6uyj2yyiqlhgxvoju5d3v6xooq._file

Verdict:

malicious

Label(s):

agenttesla

AgentTesla

74d26f4b119393b4528ff36ae1ed9ddf2fd9b6e36f3dbd9c7456ad692687905c

AgentTesla

84c7973871a6a639c40534f9e3fd7135bd35cd1b0eee937cc849af90c903c4c2

AgentTesla

85c5b8ce343047febb9f3313f1cde4e1a37dec4a776addf9d4d6db10758c290b

AgentTesla

8668cd0f536fc0fb2d750d9d4ed492ac9435a32b7ade9f3e427af470bab09bf9

AgentTesla

9ea3cfe9f3453a21a9777b1418ce96d4e90c161bd3eab7acaaee1fd98bb50371

AgentTesla

c27a4d017b1886d697758f747979b46b1f2d6012ba043869d56b07afab0c88c9

AgentTesla

c4c9edf6afbb7299ed861464f6235508fe155c28df677fc2c25f7b2ff47d0131

AgentTesla

f2927830e4233d9249db711122cafe8f85bf91afa44409b63aacf64b28176356

AgentTesla

+ 4'010 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

family:agenttesla collection keylogger spyware stealer trojan

Link:

https://tria.ge/reports/230623-lrmgqadh54/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

Suspicious use of SetThreadContext

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

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:

9d6c73e273a966a4ed1d93350392d965792ddf5ad201bfa28b8adcec2e344db5

MD5 hash:

adac60763fcfe4d5f4ad323046e79500

SHA1 hash:

9ced772a90ddec9fffde8c745225ad289f3f087e

Link:

https://www.unpac.me/results/511f4974-8c96-4883-b855-37545423250f/

SH256 hash:

e8473f398d935b7e41d5537e7cb1c8b4694f8f998bb068c162eb6938fbb72919

MD5 hash:

19efb57a57a045dd665f5953188dfeb4

SHA1 hash:

600272de478b79730f4a49983e30e3dfe4889126

Detections:

AgentTeslaXorStringsNet

Link:

https://www.unpac.me/results/511f4974-8c96-4883-b855-37545423250f/

Parent samples :
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SH256 hash:

f4e9748f34a473ef3d66634349bd92016cf81da2b64843dfe81afe61e8cfb557

MD5 hash:

04a9ff50ecaac1efb79be4459d684184

SHA1 hash:

5a728c1ab0bccbbbfa0d1c6334ba7ba3c5b3c628

Link:

https://www.unpac.me/results/511f4974-8c96-4883-b855-37545423250f/

SH256 hash:

0f4622d099c03775c8fd3a1c30593bd5643f6042ebf4c8afb5d538ecc675b472

MD5 hash:

c698aac61f403e25dd64331d2b59aee6

SHA1 hash:

4c4c58e0a0881d2201be5c3dab8cb82df1619482

Link:

https://www.unpac.me/results/511f4974-8c96-4883-b855-37545423250f/

SH256 hash:

903ea42c02e8a30f6ad63666de0748b4fd4c2758c220b39af57269d1eebebb9d

MD5 hash:

d2dfae510841f26b52b3c64f97ae1f36

SHA1 hash:

75daa6a232a21e8be184a9cfb1a1d1b56350aa65

Link:

https://www.unpac.me/results/511f4974-8c96-4883-b855-37545423250f/

Malware family:

AgentTesla

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/903ea42c02e8/report/overview.html

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

Threat name:

AgentTesla

Score:

0.90

Link:

https://yomi.yoroi.company/submissions/903ea42c02e8a30f6ad63666de0748b4fd4c2758c220b39af57269d1eebebb9d

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:	MSIL_SUSP_OBFUSC_XorStringsNet Create hunting rule
Author:	dr4k0nia
Description:	Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:	https://github.com/dr4k0nia/yara-rules

Rule name:	msil_susp_obf_xorstringsnet Create hunting rule
Author:	dr4k0nia
Description:	Detects XorStringsNET string encryption, and other obfuscators derived from it