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Analysis
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max time kernel
118s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
14/01/2025, 01:23
Static task
static1
Behavioral task
behavioral1
Sample
284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe
Resource
win10v2004-20241007-en
General
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Target
284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe
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Size
1.4MB
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MD5
65ca94723930ef8c4a3606d753fc06b5
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SHA1
99ac6b088a61022f72167d379c277f2897ec47b7
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SHA256
284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4
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SHA512
8bbc33df1523055c3fe868043ddd2e9cd246a730845754a301940432de5d44fb16f875e8fc23a2305d8e6f95be6643335eb2b25a75040a094119a2f5d4600147
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SSDEEP
24576:a0GOdHS9nKBvvIKvIFAcNseicsr7h525Ev1RIAhjLoamMiX4lNmZg0YxegPbUIDX:fGOMd8IKvX6kBLMYjLoyEkmZ9Y14
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.rebu.co.rw/ - Port:
21 - Username:
[email protected] - Password:
o^Z0CIU?^yL2
Protocol: ftp- Host:
ftp://ftp.rebu.co.rw/ - Port:
21 - Username:
[email protected] - Password:
o^Z0CIU?^yL2
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Agenttesla family
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AgentTesla payload 5 IoCs
resource yara_rule behavioral1/memory/1580-15-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1580-13-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1580-11-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1580-7-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1580-6-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\IYLZX5 = "C:\\Users\\Admin\\AppData\\Roaming\\IYLZX5\\IYLZX5.exe" 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2388 set thread context of 1580 2388 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe 31 -
Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe -
System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs
Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.
pid Process 696 netsh.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1580 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe 1580 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1580 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1580 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 2388 wrote to memory of 1580 2388 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe 31 PID 2388 wrote to memory of 1580 2388 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe 31 PID 2388 wrote to memory of 1580 2388 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe 31 PID 2388 wrote to memory of 1580 2388 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe 31 PID 2388 wrote to memory of 1580 2388 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe 31 PID 2388 wrote to memory of 1580 2388 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe 31 PID 2388 wrote to memory of 1580 2388 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe 31 PID 2388 wrote to memory of 1580 2388 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe 31 PID 2388 wrote to memory of 1580 2388 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe 31 PID 1580 wrote to memory of 696 1580 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe 33 PID 1580 wrote to memory of 696 1580 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe 33 PID 1580 wrote to memory of 696 1580 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe 33 PID 1580 wrote to memory of 696 1580 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe 33 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe"C:\Users\Admin\AppData\Local\Temp\284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2388 -
C:\Users\Admin\AppData\Local\Temp\284f4fc80f6db1c7e947b22b134c2f759d4e6ae7274b0330a11b0f7df62478e4.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1580 -
C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Wi-Fi Discovery
PID:696
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Netsh Helper DLL
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
5Credentials In Files
4Credentials in Registry
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