Analysis
- max time kernel
148s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20250211-en - resource tags
- submitted
14/02/2025, 04:14
General
- Target OPAL WEALTH V.2502 PARTICULARS.pdf.scr.exe
- Size 1.1MB
- Sample250214-etp73asmds
- SHA256 8c511dab54355d76edfda60811e62b832f7593919b5c8f683b53bf6690bc808b
Malware Config
Extracted
-
Protocol
ftp
-
Host
beirutrest.com
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Port
21
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Username
-
Password
9yXQ39wz(uL+
Extracted
-
agenttesla
-
Protocol
ftp
-
Host
ftp://beirutrest.com
-
Port
21
-
Username
-
Password
9yXQ39wz(uL+
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Agenttesla family
- Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Downloads MZ/PE file 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 8 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of WriteProcessMemory 20 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\OPAL WEALTH V.2502 PARTICULARS.pdf.scr.exe"C:\Users\Admin\AppData\Local\Temp\OPAL WEALTH V.2502 PARTICULARS.pdf.scr.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\OPAL WEALTH V.2502 PARTICULARS.pdf.scr.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\RIfWITCeuZofAg.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RIfWITCeuZofAg" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB15E.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
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C:\Users\Admin\AppData\Local\Temp\OPAL WEALTH V.2502 PARTICULARS.pdf.scr.exe"C:\Users\Admin\AppData\Local\Temp\OPAL WEALTH V.2502 PARTICULARS.pdf.scr.exe"2⤵
-
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C:\Users\Admin\AppData\Local\Temp\OPAL WEALTH V.2502 PARTICULARS.pdf.scr.exe"C:\Users\Admin\AppData\Local\Temp\OPAL WEALTH V.2502 PARTICULARS.pdf.scr.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz48cmVxdWVzdCBwcm90b2NvbD0iMy4wIiB1cGRhdGVyPSJPbWFoYSIgdXBkYXRlcnZlcnNpb249IjEuMy4xOTUuNDMiIHNoZWxsX3ZlcnNpb249IjEuMy4xOTUuNDMiIGlzbWFjaGluZT0iMSIgc2Vzc2lvbmlkPSJ7MTVFREQ1NDUtRDA1NS00OEM0LUE3NTYtMURDMDY2N0ZENEI4fSIgdXNlcmlkPSJ7MjNFREYxMDMtMkRERC00OEU0LTk3RTQtNzZCQzlDNjlCQ0QzfSIgaW5zdGFsbHNvdXJjZT0ibGltaXRlZCIgcmVxdWVzdGlkPSJ7OEFDQjdERjQtREIxRi00ODBFLUE2RDktMzZCMzhCQjYzNzFCfSIgZGVkdXA9ImNyIiBkb21haW5qb2luZWQ9IjAiPjxodyBsb2dpY2FsX2NwdXM9IjIiIHBoeXNtZW1vcnk9IjQiIGRpc2tfdHlwZT0iMiIgc3NlPSIxIiBzc2UyPSIxIiBzc2UzPSIxIiBzc3NlMz0iMSIgc3NlNDE9IjEiIHNzZTQyPSIxIiBhdng9IjEiLz48b3MgcGxhdGZvcm09IndpbiIgdmVyc2lvbj0iMTAuMC4xOTA0MS4xMjg4IiBzcD0iIiBhcmNoPSJ4NjQiIHByb2R1Y3RfdHlwZT0iNDgiIGlzX3dpcD0iMCIgaXNfaW5fbG9ja2Rvd25fbW9kZT0iMCIvPjxvZW0gcHJvZHVjdF9tYW51ZmFjdHVyZXI9IiIgcHJvZHVjdF9uYW1lPSIiLz48ZXhwIGV0YWc9IiZxdW90O0UreGJBejZZNnNVMTI4OWJTNnFsNFZSTGJramZCVUdUTUpzanJIcjQ0aUk9JnF1b3Q7Ii8-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIyIiBpbnN0YWxsZGF0ZXRpbWU9IjE3MzkyODM0MTAiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4Mzc1NTUzNjg2NzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI0NzgxMjQ3NTYyIi8-PC9hcHA-PC9yZXF1ZXN0Pg1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
3Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
OPAL WEALTH V.2502 PARTICULARS.pdf.scr.exe.log
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_3rzt4peo.ftx.ps1
tmpB15E.tmp
memory/1764-78-0x0000000007EB0000-0x0000000007EBE000-memory.dmp
memory/1764-79-0x0000000007EC0000-0x0000000007ED4000-memory.dmp
memory/1764-77-0x0000000007E80000-0x0000000007E91000-memory.dmp
memory/1764-75-0x0000000007CF0000-0x0000000007CFA000-memory.dmp
memory/1764-63-0x0000000070B10000-0x0000000070B5C000-memory.dmp
memory/1764-49-0x00000000069A0000-0x00000000069EC000-memory.dmp
memory/1764-48-0x0000000006950000-0x000000000696E000-memory.dmp
memory/1764-80-0x0000000007FC0000-0x0000000007FDA000-memory.dmp
memory/2064-44-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2064-88-0x0000000007020000-0x0000000007070000-memory.dmp
memory/3052-34-0x0000000006230000-0x0000000006584000-memory.dmp
memory/3052-62-0x00000000079F0000-0x0000000007A93000-memory.dmp
memory/3052-23-0x0000000006050000-0x00000000060B6000-memory.dmp
memory/3052-22-0x00000000058D0000-0x00000000058F2000-memory.dmp
memory/3052-24-0x00000000061C0000-0x0000000006226000-memory.dmp
memory/3052-19-0x0000000073D70000-0x0000000074520000-memory.dmp
memory/3052-17-0x0000000073D70000-0x0000000074520000-memory.dmp
memory/3052-87-0x0000000073D70000-0x0000000074520000-memory.dmp
memory/3052-18-0x0000000005930000-0x0000000005F58000-memory.dmp
memory/3052-81-0x0000000007E50000-0x0000000007E58000-memory.dmp
memory/3052-16-0x0000000005260000-0x0000000005296000-memory.dmp
memory/3052-76-0x0000000007DB0000-0x0000000007E46000-memory.dmp
memory/3052-51-0x0000000070B10000-0x0000000070B5C000-memory.dmp
memory/3052-61-0x00000000079C0000-0x00000000079DE000-memory.dmp
memory/3052-50-0x0000000007980000-0x00000000079B2000-memory.dmp
memory/3052-20-0x0000000073D70000-0x0000000074520000-memory.dmp
memory/3052-73-0x0000000008170000-0x00000000087EA000-memory.dmp
memory/3052-74-0x0000000007B30000-0x0000000007B4A000-memory.dmp
memory/4256-10-0x0000000002AA0000-0x0000000002B26000-memory.dmp
memory/4256-8-0x0000000073D70000-0x0000000074520000-memory.dmp
memory/4256-11-0x0000000006BE0000-0x0000000006C7C000-memory.dmp
memory/4256-7-0x0000000073D7E000-0x0000000073D7F000-memory.dmp
memory/4256-6-0x0000000006CE0000-0x0000000006CFE000-memory.dmp
memory/4256-5-0x0000000005250000-0x000000000525A000-memory.dmp
memory/4256-4-0x0000000073D70000-0x0000000074520000-memory.dmp
memory/4256-47-0x0000000073D70000-0x0000000074520000-memory.dmp
memory/4256-3-0x0000000005280000-0x0000000005312000-memory.dmp
memory/4256-2-0x0000000005830000-0x0000000005DD4000-memory.dmp
memory/4256-0-0x0000000073D7E000-0x0000000073D7F000-memory.dmp
memory/4256-1-0x0000000000890000-0x00000000009A4000-memory.dmp