MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 340d16854967a7c5d1b613d471f0b0c0ace3c88e26a38318b754df75a5638f33. 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: 16


Intelligence 16 IOCs YARA 14 File information Comments

SHA256 hash: 340d16854967a7c5d1b613d471f0b0c0ace3c88e26a38318b754df75a5638f33
SHA3-384 hash: e10a341f2173c14339d8d2d953ffbc2ed9a6377d638d4814e76d2b1c7e82de2fa9aff8e78741742676906e9a556a8194
SHA1 hash: 4d9e6bb1d05523c70ed92a94eeed74c034aa2086
MD5 hash: 0eca1ff62f8625aa1c0489462855d6fe
humanhash: undress-fruit-blossom-diet
File name:SecuriteInfo.com.Win32.PWSX-gen.12243.29200
Download: download sample
Signature AgentTesla
File size:831'488 bytes
First seen:2023-12-04 12:35:48 UTC
Last seen:2023-12-04 15:21:03 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:e3WDtW8G34/uK45+po2kCMe96riKpJlnbRL/m5UogjGD2JzxeHloX3lKX5JIr0:C34/up+pJkfriKPS5UoiGiByuX1KX
Threatray 3'187 similar samples on MalwareBazaar
TLSH T19A0522A5B6749B2BCD3A83F0D63B606453B27D393851E14C9DC232DE5770B820E21B67
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
3
# of downloads :
370
Origin country :
FR FR
Vendor Threat Intelligence
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
Сreating synchronization primitives
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
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.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
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 Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2023-12-04 11:29:22 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
16 of 23 (69.57%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
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 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:
66dc01bb9b8651992d1a2bac3943cb16035761292630d0354ac161c54dfd7d05
MD5 hash:
8d88257c3348cd1347993044622233e4
SHA1 hash:
99a9c29717a1dce9371567bc4b15e88eeca3d92e
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
SH256 hash:
16d12cdc4fc27f74901a63287b37fe2361a708cd658a57353510123ae447d7ee
MD5 hash:
265361b114574ee59e314aad5b83b755
SHA1 hash:
877fcc0e6a1bb5522f3e114c71561c954e8d52a7
SH256 hash:
2968fe2da0bc9fbf1cf451705c317911c39d3cd652c03491f708bb8950f9ee21
MD5 hash:
f7addfdb4f93a189e5e54d4c8981a055
SHA1 hash:
2fa16218f2a63370e2b60086e2767e8ec3f69fe4
SH256 hash:
9c71d74cda9c654ebafea683d952216867825f743a709aa12d2564f35828e57f
MD5 hash:
bd92153dda1fa8dcb581398ec736347a
SHA1 hash:
20314b3d07a37f14ccc6176bf4070a802a6ecf45
SH256 hash:
340d16854967a7c5d1b613d471f0b0c0ace3c88e26a38318b754df75a5638f33
MD5 hash:
0eca1ff62f8625aa1c0489462855d6fe
SHA1 hash:
4d9e6bb1d05523c70ed92a94eeed74c034aa2086
Malware family:
AgentTesla
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.

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
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AgentTesla_DIFF_Common_Strings_01
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:INDICATOR_EXE_Packed_GEN01
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
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
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
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:NET
Author:malware-lu
Rule name:NETexecutableMicrosoft
Author:malware-lu
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


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

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