Analysis
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max time kernel
117s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
20-11-2024 21:24
General
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Target
8f553793aeab4f54b27db2fa6ff4fbc5820aa9544317fb2bbe3d7aa1cc9df5ad.exe
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Size
515KB
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MD5
be757c5e2adf747c0f2fb1fb482cc36e
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SHA1
bfd06c919eb10a7593f93abb960b423085e1d9c4
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SHA256
8f553793aeab4f54b27db2fa6ff4fbc5820aa9544317fb2bbe3d7aa1cc9df5ad
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SHA512
f210a14fbba0d4395e98722c10a2aaa5900fe534b55efbad5b23df0e7aad12450861bec8815e4c6d963a936e5d2b1ba610f912249ecaa7729f97fce5325e7f1d
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SSDEEP
12288:hJUi2iN199w2+Fzp5gMqDQb1mnpM1FzyLz6qKT:hJUi1V9w265gMj1mnpM1FzqzxQ
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.davaobay.com.ph - Port:
587 - Username:
[email protected] - Password:
p@ssw0rd
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 1 IoCs
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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Drops file in Drivers directory 1 IoCs
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Looks for VMWare Tools registry key 2 TTPs 1 IoCs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
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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
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Adds Run key to start application 2 TTPs 1 IoCs
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Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
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Suspicious use of SetThreadContext 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 11 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\8f553793aeab4f54b27db2fa6ff4fbc5820aa9544317fb2bbe3d7aa1cc9df5ad.exe"C:\Users\Admin\AppData\Local\Temp\8f553793aeab4f54b27db2fa6ff4fbc5820aa9544317fb2bbe3d7aa1cc9df5ad.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- 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\8f553793aeab4f54b27db2fa6ff4fbc5820aa9544317fb2bbe3d7aa1cc9df5ad.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:\Users\Admin\AppData\Local\Temp\8f553793aeab4f54b27db2fa6ff4fbc5820aa9544317fb2bbe3d7aa1cc9df5ad.exe"C:\Users\Admin\AppData\Local\Temp\8f553793aeab4f54b27db2fa6ff4fbc5820aa9544317fb2bbe3d7aa1cc9df5ad.exe"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
5Credentials In Files
4Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5e08f822522c617a40840c62e4b0fb45e
SHA1ae516dca4da5234be6676d3f234c19ec55725be7
SHA256bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7
SHA512894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
320KB
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Filesize
7.7MB
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Filesize
240KB
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Filesize
7.7MB
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Filesize
96KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
40KB
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Filesize
384KB
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Filesize
408KB
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Filesize
624KB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
56KB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
584KB
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Filesize
5.6MB
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Filesize
544KB
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Filesize
408KB
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Filesize
104KB
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Filesize
136KB
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Filesize
7.7MB
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Filesize
120KB
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Filesize
304KB
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Filesize
200KB
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Filesize
304KB
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Filesize
120KB
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Filesize
652KB
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Filesize
6.5MB
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Filesize
3.3MB
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Filesize
40KB
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Filesize
600KB
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Filesize
68KB
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Filesize
56KB
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Filesize
80KB
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Filesize
104KB
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Filesize
32KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
6.2MB
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Filesize
7.7MB
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Filesize
216KB