Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
29-04-2024 10:27
Static task
static1
Behavioral task
behavioral1
Sample
188031MES_S Quote.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
188031MES_S Quote.exe
Resource
win10v2004-20240426-en
General
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Target
188031MES_S Quote.exe
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Size
581KB
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MD5
3eea1594e18c22765ffaa81a547c2f61
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SHA1
dbad219d5fa4c3e1dbda63f73d6de0d951ebd5cb
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SHA256
25a1241fa5efb1cedca9c984dce1f39ff7452b18e33b2368cdc830b7abbe3ea6
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SHA512
5a4e637829b362e1db5723a47d99c41eee143faa61054aa7b4c086d107a7c90132f85565aa8110516e7b3bc60aca82701a17cd640a0fb31b05c6fb2835cba86b
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SSDEEP
12288:sSwB778QsjYmRQ0vKviVYh3oyMwU2+WvtlO+GjNQ34b:JwBjmxCV3oyMwU2+WV8lxS4b
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.mbarieservicesltd.com - Port:
587 - Username:
[email protected] - Password:
*o9H+18Q4%;M - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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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 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
188031MES_S Quote.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 188031MES_S Quote.exe Key opened \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 188031MES_S Quote.exe Key opened \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 188031MES_S Quote.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
188031MES_S Quote.exedescription pid process target process PID 756 set thread context of 2044 756 188031MES_S Quote.exe 188031MES_S Quote.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
188031MES_S Quote.exepowershell.exepowershell.exepid process 756 188031MES_S Quote.exe 756 188031MES_S Quote.exe 2784 powershell.exe 2664 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
188031MES_S Quote.exe188031MES_S Quote.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 756 188031MES_S Quote.exe Token: SeDebugPrivilege 2044 188031MES_S Quote.exe Token: SeDebugPrivilege 2784 powershell.exe Token: SeDebugPrivilege 2664 powershell.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
188031MES_S Quote.exedescription pid process target process PID 756 wrote to memory of 2664 756 188031MES_S Quote.exe powershell.exe PID 756 wrote to memory of 2664 756 188031MES_S Quote.exe powershell.exe PID 756 wrote to memory of 2664 756 188031MES_S Quote.exe powershell.exe PID 756 wrote to memory of 2664 756 188031MES_S Quote.exe powershell.exe PID 756 wrote to memory of 2784 756 188031MES_S Quote.exe powershell.exe PID 756 wrote to memory of 2784 756 188031MES_S Quote.exe powershell.exe PID 756 wrote to memory of 2784 756 188031MES_S Quote.exe powershell.exe PID 756 wrote to memory of 2784 756 188031MES_S Quote.exe powershell.exe PID 756 wrote to memory of 2640 756 188031MES_S Quote.exe schtasks.exe PID 756 wrote to memory of 2640 756 188031MES_S Quote.exe schtasks.exe PID 756 wrote to memory of 2640 756 188031MES_S Quote.exe schtasks.exe PID 756 wrote to memory of 2640 756 188031MES_S Quote.exe schtasks.exe PID 756 wrote to memory of 2044 756 188031MES_S Quote.exe 188031MES_S Quote.exe PID 756 wrote to memory of 2044 756 188031MES_S Quote.exe 188031MES_S Quote.exe PID 756 wrote to memory of 2044 756 188031MES_S Quote.exe 188031MES_S Quote.exe PID 756 wrote to memory of 2044 756 188031MES_S Quote.exe 188031MES_S Quote.exe PID 756 wrote to memory of 2044 756 188031MES_S Quote.exe 188031MES_S Quote.exe PID 756 wrote to memory of 2044 756 188031MES_S Quote.exe 188031MES_S Quote.exe PID 756 wrote to memory of 2044 756 188031MES_S Quote.exe 188031MES_S Quote.exe PID 756 wrote to memory of 2044 756 188031MES_S Quote.exe 188031MES_S Quote.exe PID 756 wrote to memory of 2044 756 188031MES_S Quote.exe 188031MES_S Quote.exe -
outlook_office_path 1 IoCs
Processes:
188031MES_S Quote.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 188031MES_S Quote.exe -
outlook_win_path 1 IoCs
Processes:
188031MES_S Quote.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 188031MES_S Quote.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\188031MES_S Quote.exe"C:\Users\Admin\AppData\Local\Temp\188031MES_S Quote.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\188031MES_S Quote.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\EsSeONUGqCUFv.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\EsSeONUGqCUFv" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3727.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\188031MES_S Quote.exe"C:\Users\Admin\AppData\Local\Temp\188031MES_S Quote.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp3727.tmpFilesize
1KB
MD549cdd09ed95ed40bb6ae52aada156145
SHA130f226496580132185c10ec4017511c1418a50c1
SHA25640ffc0cb6059cc50f464e7cfbf394d4ccf487c8fe45be127a641521232846aff
SHA5120771df19f17f11d08d26eda8f195daf4133ba50ef042b297341b62f8de73ad9110583f1578efd779c6d0a007d990273ca2ddc98685abcf9ecbfc0d298ce1b643
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-msFilesize
7KB
MD53e2296149b23abdd4d00dd1068fc01bd
SHA19b2adb0e514ff0b1126a169d8d2b11d4d36661fe
SHA2564126064bdf493f1511c3b58419d5aa2565cee07e225e693a5e1922d6f4803a58
SHA51211aa7573fcb3ca5cb9e826c02656194f7c45e33d9a7f7448e2d695fe6a4dce2bef7c178b88fd115e1b7f1565e3dda55ce3d2c55a0d4129f47dc6e6547dc5cd56
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memory/756-4-0x0000000000A20000-0x0000000000A2E000-memory.dmpFilesize
56KB
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memory/756-32-0x0000000074E70000-0x000000007555E000-memory.dmpFilesize
6.9MB
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memory/756-0-0x0000000000BB0000-0x0000000000C46000-memory.dmpFilesize
600KB
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memory/756-5-0x0000000000A30000-0x0000000000A46000-memory.dmpFilesize
88KB
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memory/756-6-0x0000000004BC0000-0x0000000004C32000-memory.dmpFilesize
456KB
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memory/756-2-0x0000000004D80000-0x0000000004DC0000-memory.dmpFilesize
256KB
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memory/756-1-0x0000000074E70000-0x000000007555E000-memory.dmpFilesize
6.9MB
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memory/756-3-0x0000000000910000-0x0000000000928000-memory.dmpFilesize
96KB
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memory/2044-21-0x0000000000400000-0x0000000000430000-memory.dmpFilesize
192KB
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memory/2044-29-0x0000000000400000-0x0000000000430000-memory.dmpFilesize
192KB
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memory/2044-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2044-25-0x0000000000400000-0x0000000000430000-memory.dmpFilesize
192KB
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memory/2044-28-0x0000000000400000-0x0000000000430000-memory.dmpFilesize
192KB
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memory/2044-19-0x0000000000400000-0x0000000000430000-memory.dmpFilesize
192KB
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memory/2044-23-0x0000000000400000-0x0000000000430000-memory.dmpFilesize
192KB
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memory/2044-31-0x0000000000400000-0x0000000000430000-memory.dmpFilesize
192KB