MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6a8e67efe93ced793d9a285c68a6c62208d185f72eb39a110defe97138b917a8. 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 17 File information Comments 1

SHA256 hash: 6a8e67efe93ced793d9a285c68a6c62208d185f72eb39a110defe97138b917a8
SHA3-384 hash: ca6df7b36c091b0d682eb5cc6200ba3db2970503bc1d9ed1a39721084ef922de39d9548515850ea027f2c9473acb40fd
SHA1 hash: bd2433b6dda3549356d4d174285df83a0b828857
MD5 hash: 2f93e7fa8fd4d40f2a6518b019aa7951
humanhash: crazy-wolfram-rugby-fillet
File name:2f93e7fa8fd4d40f2a6518b019aa7951
Download: download sample
Signature AgentTesla
File size:725'504 bytes
First seen:2024-02-21 13:47:20 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:Xsq9IrOMf/r14Cu/AxFIZSbAeNFh7nPwuFa2WF/6GrkHj0R0MuC2iNY3:cUIp/ruAxPAiFn4uF/0/7rUQOMuC1O
Threatray 5'697 similar samples on MalwareBazaar
TLSH T1AAF423906CF88B56DD7A8AF62070B21107B69EB153E7C7AD4D8D81EB5C37700A9A0717
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) (4504/4/1)
Reporter zbetcheckin
Tags:32 AgentTesla exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
348
Origin country :
FR FR
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
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 an HTTP GET request
Reading critical registry keys
Sending a custom TCP request
Stealing user critical data
Adding an exclusion to Microsoft Defender
Verdict:
Suspicious
Threat level:
  5/10
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, PureLog Stealer
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
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)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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
Yara detected Generic Downloader
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1396190 Sample: 5ZyShPeq8w.exe Startdate: 21/02/2024 Architecture: WINDOWS Score: 100 21 webmail.interfoodltd.com 2->21 23 ip-api.com 2->23 29 Snort IDS alert for network traffic 2->29 31 Found malware configuration 2->31 33 Malicious sample detected (through community Yara rule) 2->33 35 10 other signatures 2->35 8 5ZyShPeq8w.exe 4 2->8         started        signatures3 process4 signatures5 37 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 8->37 39 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->39 41 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 8->41 43 3 other signatures 8->43 11 5ZyShPeq8w.exe 15 2 8->11         started        15 powershell.exe 19 8->15         started        process6 dnsIp7 25 webmail.interfoodltd.com 192.185.158.221, 49703, 587 UNIFIEDLAYER-AS-1US United States 11->25 27 ip-api.com 208.95.112.1, 49701, 80 TUT-ASUS United States 11->27 45 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->45 47 Tries to steal Mail credentials (via file / registry access) 11->47 49 Tries to harvest and steal browser information (history, passwords, etc) 11->49 17 WmiPrvSE.exe 15->17         started        19 conhost.exe 15->19         started        signatures8 process9
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2024-02-21 13:48:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
18 of 24 (75.00%)
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
Enumerates physical storage devices
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
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:
67bd28aacb4543937ce92cb4cbc80189d2bc049c6e5380d47b394c42bbb1baa4
MD5 hash:
e049628fcaede2caab395efb5ecd1e82
SHA1 hash:
f7d6b590ef3064a5f6e54924be1ca626ce94d81c
Detections:
AgentTesla win_agent_tesla_g2
SH256 hash:
72638f4b30cc9dab51d31216991957bf1cd118b8a8743227b3e8f9c4805f7628
MD5 hash:
2a8240bba06e832ee5d136a0a7e5b5b9
SHA1 hash:
de49d9b33004a4a622a4279b3ee2b3e3e5cd012b
SH256 hash:
ec592062c41d26d7046ab135fbabaf80e69900ba940ca654261cda17109f8769
MD5 hash:
09f7fb78314d30bf7c69d72caa9da978
SHA1 hash:
5536e0f86fe6e36f11e5ba03a8f559675dd82f30
SH256 hash:
42e5bbee4b498550f505c1232326adbf9d5d23c7e90174eb142b4963b879fe7b
MD5 hash:
100a8095e042378d2c227eb0ff37b6d4
SHA1 hash:
32c4a6457d7c01e9e135c3750d571114bc0ef3a0
SH256 hash:
23c51c897c6209b7bf8a9159c660273d3dc0fb98779d7526115c2eaba4743413
MD5 hash:
3954745bae24160d02a46a006f831108
SHA1 hash:
075242e2a0bf20484a7ac187f365f37979222f3e
SH256 hash:
6a8e67efe93ced793d9a285c68a6c62208d185f72eb39a110defe97138b917a8
MD5 hash:
2f93e7fa8fd4d40f2a6518b019aa7951
SHA1 hash:
bd2433b6dda3549356d4d174285df83a0b828857
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:DebuggerCheck__RemoteAPI
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
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_SandboxHookingDLL
Author:ditekSHen
Description:Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion
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
Rule name:Windows_Trojan_AgentTesla_ebf431a8
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

Executable exe 6a8e67efe93ced793d9a285c68a6c62208d185f72eb39a110defe97138b917a8

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2024-02-21 13:47:21 UTC

url : hxxps://keskollc.top/pages/newzx.exe