MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb. 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 20 File information Comments

SHA256 hash: 3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb
SHA3-384 hash: 975f4867c95469635d9c5d8895d031ba06729b0c073aa54b4a5ffd4fee79d8f7bf91a99d7efcf8a5af2b9b59a2d27067
SHA1 hash: b53d01c464f61e4654286e8650bb171be14902cf
MD5 hash: ec066ae04c36cf907aafa4448b614467
humanhash: steak-fish-texas-princess
File name:FC4311009.exe
Download: download sample
Signature AgentTesla
File size:1'183'232 bytes
First seen:2024-06-11 06:30:11 UTC
Last seen:2024-06-11 07:27:25 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 948cc502fe9226992dce9417f952fce3 (1'182 x CredentialFlusher, 446 x Formbook, 231 x AgentTesla)
ssdeep 24576:gqDEvCTbMWu7rQYlBQcBiT6rprG8ap3H+1PNrT:gTvC/MTQYxsWR7aZe1PNr
Threatray 2'418 similar samples on MalwareBazaar
TLSH T191459E03738D822EFF5B91721A76E23156BC6F270123A51F32D85D7EB9701A5063E6E2
TrID 68.8% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
12.5% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.4% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon ecec889ce6d8e8f0 (40 x Formbook, 21 x AgentTesla, 12 x SnakeKeylogger)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
2
# of downloads :
345
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb.exe
Verdict:
Malicious activity
Analysis date:
2024-06-11 06:36:55 UTC
Tags:
evasion smtp agenttesla stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
90.9%
Tags:
Generic Network Inject
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a file
Creating a process from a recently created file
Launching a process
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Connection attempt
Sending an HTTP GET request
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
autoit epmicrosoft_visual_cc fingerprint keylogger lolbin microsoft_visual_cc packed shell32
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.expl.evad
Score:
100 / 100
Signature
AI detected suspicious sample
Binary is likely a compiled AutoIt script file
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)
Drops VBS files to the startup folder
Found API chain indicative of sandbox detection
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
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)
Sigma detected: Drops script at startup location
Sigma detected: WScript or CScript Dropper
Switches to a custom stack to bypass stack traces
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 ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1454962 Sample: FC4311009.exe Startdate: 11/06/2024 Architecture: WINDOWS Score: 100 41 mail.jaszredony.hu 2->41 43 ip-api.com 2->43 49 Found malware configuration 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 Multi AV Scanner detection for submitted file 2->53 55 10 other signatures 2->55 8 FC4311009.exe 6 2->8         started        12 wscript.exe 1 2->12         started        14 newfile.exe 2 2->14         started        16 newfile.exe 1 2->16         started        signatures3 process4 file5 37 C:\Users\user\AppData\Local\...\name.exe, PE32 8->37 dropped 69 Binary is likely a compiled AutoIt script file 8->69 71 Found API chain indicative of sandbox detection 8->71 18 name.exe 3 8->18         started        73 Windows Scripting host queries suspicious COM object (likely to drop second stage) 12->73 22 name.exe 2 12->22         started        24 conhost.exe 14->24         started        26 conhost.exe 16->26         started        signatures6 process7 file8 35 C:\Users\user\AppData\Roaming\...\name.vbs, data 18->35 dropped 57 Multi AV Scanner detection for dropped file 18->57 59 Binary is likely a compiled AutoIt script file 18->59 61 Machine Learning detection for dropped file 18->61 67 4 other signatures 18->67 28 RegSvcs.exe 16 4 18->28         started        63 Writes to foreign memory regions 22->63 65 Maps a DLL or memory area into another process 22->65 33 RegSvcs.exe 3 22->33         started        signatures9 process10 dnsIp11 45 ip-api.com 208.95.112.1, 49707, 49713, 80 TUT-ASUS United States 28->45 47 mail.jaszredony.hu 178.238.222.77, 26, 49708, 49714 TARHELYHU Hungary 28->47 39 C:\Users\user\AppData\Roaming\...\newfile.exe, PE32 28->39 dropped 75 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 28->75 77 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 28->77 79 Tries to steal Mail credentials (via file / registry access) 28->79 81 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 28->81 83 Tries to harvest and steal ftp login credentials 33->83 85 Tries to harvest and steal browser information (history, passwords, etc) 33->85 87 Hides that the sample has been downloaded from the Internet (zone.identifier) 33->87 file12 signatures13
Threat name:
Win32.Spyware.Negasteal
Status:
Malicious
First seen:
2024-06-11 01:23:12 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
18 of 24 (75.00%)
Threat level:
  2/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Program crash
AutoIT Executable
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Drops startup file
Executes dropped EXE
Loads dropped DLL
AgentTesla
Unpacked files
SH256 hash:
70e5f5ea214d2b2c56e4249f17bdcf4cb27626bfa1fce9d7ecb7421e8d67e18d
MD5 hash:
9276507730be902c97ca03ff8260b997
SHA1 hash:
d7a24dc8d31395490d379c5a60a0dcaf659fa19e
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_SUSPICIOUS_EXE_SandboxHookingDLL INDICATOR_EXE_Packed_GEN01 INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
SH256 hash:
3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb
MD5 hash:
ec066ae04c36cf907aafa4448b614467
SHA1 hash:
b53d01c464f61e4654286e8650bb171be14902cf
Detections:
AutoIT_Compiled
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:AgentTeslaV5
Author:ClaudioWayne
Description:AgentTeslaV5 infostealer payload
Rule name:Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:AutoIT_Compiled
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.
Rule name:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
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:maldoc_find_kernel32_base_method_1
Author:Didier Stevens (https://DidierStevens.com)
Rule name:malware_Agenttesla_type2
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:Multifamily_RAT_Detection
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
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.

Malspam

AgentTesla

Executable exe 3214e308dc291ff3e86eefd6f1e36883e9ebe60aa92e8b3f55a0f7ae730790fb

(this sample)

  
Delivery method
Distributed via e-mail attachment

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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical
Reviews
IDCapabilitiesEvidence
AUTH_APIManipulates User AuthorizationADVAPI32.dll::AllocateAndInitializeSid
ADVAPI32.dll::CopySid
ADVAPI32.dll::FreeSid
ADVAPI32.dll::GetLengthSid
ADVAPI32.dll::GetTokenInformation
ADVAPI32.dll::GetAce
COM_BASE_APICan Download & Execute componentsole32.dll::CLSIDFromProgID
ole32.dll::CoCreateInstance
ole32.dll::CoCreateInstanceEx
ole32.dll::CoInitializeSecurity
ole32.dll::CreateStreamOnHGlobal
MULTIMEDIA_APICan Play MultimediaWINMM.dll::mciSendStringW
WINMM.dll::timeGetTime
WINMM.dll::waveOutSetVolume
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::AddAce
ADVAPI32.dll::AdjustTokenPrivileges
ADVAPI32.dll::CheckTokenMembership
ADVAPI32.dll::DuplicateTokenEx
ADVAPI32.dll::GetAclInformation
ADVAPI32.dll::GetSecurityDescriptorDacl
SHELL_APIManipulates System ShellSHELL32.dll::ShellExecuteExW
SHELL32.dll::ShellExecuteW
SHELL32.dll::SHFileOperationW
WIN32_PROCESS_APICan Create Process and ThreadsADVAPI32.dll::CreateProcessAsUserW
KERNEL32.dll::CreateProcessW
ADVAPI32.dll::CreateProcessWithLogonW
KERNEL32.dll::OpenProcess
ADVAPI32.dll::OpenProcessToken
ADVAPI32.dll::OpenThreadToken
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::SetSystemPowerState
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetDriveTypeW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::ReadConsoleW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileExW
KERNEL32.dll::CopyFileW
KERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateHardLinkW
IPHLPAPI.DLL::IcmpCreateFile
KERNEL32.dll::CreateFileW
WIN_BASE_USER_APIRetrieves Account InformationKERNEL32.dll::GetComputerNameW
ADVAPI32.dll::GetUserNameW
ADVAPI32.dll::LogonUserW
ADVAPI32.dll::LookupPrivilegeValueW
WIN_NETWORK_APISupports Windows NetworkingMPR.dll::WNetAddConnection2W
MPR.dll::WNetUseConnectionW
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegConnectRegistryW
ADVAPI32.dll::RegCreateKeyExW
ADVAPI32.dll::RegDeleteKeyW
ADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryValueExW
ADVAPI32.dll::RegSetValueExW
WIN_USER_APIPerforms GUI ActionsUSER32.dll::BlockInput
USER32.dll::CloseDesktop
USER32.dll::CreateMenu
USER32.dll::EmptyClipboard
USER32.dll::FindWindowExW
USER32.dll::FindWindowW

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