Analysis
-
max time kernel
103s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
-
submitted
19-12-2024 22:39
General
-
Target
04ad8b8b03096c4a0fc0bdf38fea6e0cd7aae5caa09bc0889ce2ea545d3792eeN.exe
-
Size
899KB
-
MD5
8d80b50434837e65e168d93367f9ba00
-
SHA1
16289658e9e4eaec2ae27aa888859b7d36c18ca5
-
SHA256
04ad8b8b03096c4a0fc0bdf38fea6e0cd7aae5caa09bc0889ce2ea545d3792ee
-
SHA512
a37cd036b6e23b2f4b72682d7685fbeb7427f9e05f5dc1d485c8e8ef8ff775a8e0f2c039ca874dfc7f7110bd39fb8047ffbd464efbe9ef4fbf7757ceb768f4f6
-
SSDEEP
6144:bBPYE9q5Ku+qKY1WNB27jSlpwT/IldNfVfN52N2GUzSlax/dyZ8sscH6iRuq:aE9qouiYK8jSlpeEt5BGRlE/dyZ8LM
Malware Config
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Agenttesla family
-
AgentTesla payload 1 IoCs
-
System Binary Proxy Execution: InstallUtil 1 TTPs 2 IoCs
Abuse InstallUtil to proxy execution of malicious code.
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE 2 IoCs
-
Obfuscated with Agile.Net obfuscator 2 IoCs
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
-
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.
-
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
-
Adds Run key to start application 2 TTPs 2 IoCs
-
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 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
-
Suspicious behavior: EnumeratesProcesses 25 IoCs
-
Suspicious use of AdjustPrivilegeToken 3 IoCs
-
Suspicious use of SetWindowsHookEx 1 IoCs
-
Suspicious use of WriteProcessMemory 17 IoCs
-
outlook_office_path 1 IoCs
-
outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\04ad8b8b03096c4a0fc0bdf38fea6e0cd7aae5caa09bc0889ce2ea545d3792eeN.exe"C:\Users\Admin\AppData\Local\Temp\04ad8b8b03096c4a0fc0bdf38fea6e0cd7aae5caa09bc0889ce2ea545d3792eeN.exe"1⤵
- System Binary Proxy Execution: InstallUtil
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v hmsi /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\Users\Admin\osgh.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\reg.exeREG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v hmsi /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\Users\Admin\osgh.exe"3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
-
-
-
C:\Users\Admin\osgh.exe"C:\Users\Admin\osgh.exe"2⤵
- System Binary Proxy Execution: InstallUtil
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"3⤵
- Executes dropped EXE
- 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
- outlook_office_path
- outlook_win_path
-
-
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
-
Filesize
41KB
MD55d4073b2eb6d217c19f2b22f21bf8d57
SHA1f0209900fbf08d004b886a0b3ba33ea2b0bf9da8
SHA256ac1a3f21fcc88f9cee7bf51581eafba24cc76c924f0821deb2afdf1080ddf3d3
SHA5129ac94880684933ba3407cdc135abc3047543436567af14cd9269c4adc5a6535db7b867d6de0d6238a21b94e69f9890dbb5739155871a624520623a7e56872159
-
Filesize
899KB
MD58d80b50434837e65e168d93367f9ba00
SHA116289658e9e4eaec2ae27aa888859b7d36c18ca5
SHA25604ad8b8b03096c4a0fc0bdf38fea6e0cd7aae5caa09bc0889ce2ea545d3792ee
SHA512a37cd036b6e23b2f4b72682d7685fbeb7427f9e05f5dc1d485c8e8ef8ff775a8e0f2c039ca874dfc7f7110bd39fb8047ffbd464efbe9ef4fbf7757ceb768f4f6
-
Filesize
5.6MB
-
Filesize
80KB
-
Filesize
4KB
-
Filesize
7.7MB
-
Filesize
4KB
-
Filesize
584KB
-
Filesize
7.7MB
-
Filesize
272KB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
928KB
-
Filesize
7.7MB
-
Filesize
80KB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
48KB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
408KB
-
Filesize
624KB
-
Filesize
96KB
-
Filesize
408KB
-
Filesize
320KB
-
Filesize
40KB