Analysis
- max time kernel
121s - max time network
125s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
- submitted
27/03/2024, 06:59
General
- Target Quote UPDATE 27-03-24.exe
- Size 669KB
- Sample240327-hr4jfsfa36
- SHA256 4ac227785c3f1cdd4b05a9d2ebb94e88a4af65303833c4dbfc35113dc21c97aa
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.mbarieservicesltd.com
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Port
587
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Username
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Password
*o9H+18Q4%;M
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Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of WriteProcessMemory 24 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Quote UPDATE 27-03-24.exe"C:\Users\Admin\AppData\Local\Temp\Quote UPDATE 27-03-24.exe"1⤵
- Suspicious use of SetThreadContext
- 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\Quote UPDATE 27-03-24.exe"2⤵
- 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\NxmtwwVGOtEdjd.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NxmtwwVGOtEdjd" /XML "C:\Users\Admin\AppData\Local\Temp\tmp75EB.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Quote UPDATE 27-03-24.exe"C:\Users\Admin\AppData\Local\Temp\Quote UPDATE 27-03-24.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
tmp75EB.tmp
d93f411851d7c929.customDestinations-ms
memory/2512-39-0x000000006F290000-0x000000006F83B000-memory.dmp
memory/2512-35-0x000000006F290000-0x000000006F83B000-memory.dmp
memory/2512-40-0x0000000002950000-0x0000000002990000-memory.dmp
memory/2512-47-0x000000006F290000-0x000000006F83B000-memory.dmp
memory/2512-41-0x0000000002950000-0x0000000002990000-memory.dmp
memory/2512-36-0x0000000002950000-0x0000000002990000-memory.dmp
memory/2664-44-0x00000000023B0000-0x00000000023F0000-memory.dmp
memory/2664-46-0x000000006F290000-0x000000006F83B000-memory.dmp
memory/2664-45-0x00000000023B0000-0x00000000023F0000-memory.dmp
memory/2664-42-0x000000006F290000-0x000000006F83B000-memory.dmp
memory/2664-38-0x000000006F290000-0x000000006F83B000-memory.dmp
memory/2664-37-0x00000000023B0000-0x00000000023F0000-memory.dmp
memory/2928-18-0x0000000000400000-0x0000000000430000-memory.dmp
memory/2928-20-0x0000000000400000-0x0000000000430000-memory.dmp
memory/2928-32-0x0000000000400000-0x0000000000430000-memory.dmp
memory/2928-34-0x00000000746D0000-0x0000000074DBE000-memory.dmp
memory/2928-30-0x0000000000400000-0x0000000000430000-memory.dmp
memory/2928-28-0x0000000000400000-0x0000000000430000-memory.dmp
memory/2928-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2928-24-0x0000000000400000-0x0000000000430000-memory.dmp
memory/2928-22-0x0000000000400000-0x0000000000430000-memory.dmp
memory/2928-49-0x0000000004CB0000-0x0000000004CF0000-memory.dmp
memory/2928-48-0x00000000746D0000-0x0000000074DBE000-memory.dmp
memory/2928-43-0x0000000004CB0000-0x0000000004CF0000-memory.dmp
memory/3052-5-0x0000000005260000-0x00000000052D2000-memory.dmp
memory/3052-4-0x0000000000670000-0x000000000067C000-memory.dmp
memory/3052-3-0x00000000005D0000-0x00000000005E2000-memory.dmp
memory/3052-2-0x0000000000BF0000-0x0000000000C30000-memory.dmp
memory/3052-1-0x00000000746D0000-0x0000000074DBE000-memory.dmp
memory/3052-0-0x0000000000D90000-0x0000000000E3E000-memory.dmp
memory/3052-33-0x00000000746D0000-0x0000000074DBE000-memory.dmp