Analysis
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max time kernel
200s -
max time network
42s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
13-10-2023 13:07
Static task
static1
Behavioral task
behavioral1
Sample
Purchase Order_13102023.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
Purchase Order_13102023.exe
Resource
win10v2004-20230915-en
General
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Target
Purchase Order_13102023.exe
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Size
523KB
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MD5
b5a70147c823327681c942174403ee66
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SHA1
855905c7cdffd746a9ce9866bb50a92afd3e79b8
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SHA256
b9acce3baff6363cf5ccfa55dbad67650905b856985de50829e65fa8a4be3d9c
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SHA512
c8c49aa51326a513aa3d19fefea33987840c845f800d1ac575414b36b93bd9f8beb5f8110fefbf2c0e6b4527d0342b68fc47de883d68050b0d58c6c393bacabb
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SSDEEP
12288:HhsDwXRze8VYS94Goso7GerOpDfN4jQk8l7fdict:6gzexS9aOf0Y7Vict
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.dynamicconsultinglogistics.ma - Port:
587 - Username:
[email protected] - Password:
Laanaya@2022 - 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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RegSvcs.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000\Software\Microsoft\Windows\CurrentVersion\Run\KLgJsl = "C:\\Users\\Admin\\AppData\\Roaming\\KLgJsl\\KLgJsl.exe" RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Purchase Order_13102023.exedescription pid process target process PID 2788 set thread context of 2904 2788 Purchase Order_13102023.exe RegSvcs.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:
Purchase Order_13102023.exeRegSvcs.exepid process 2788 Purchase Order_13102023.exe 2788 Purchase Order_13102023.exe 2904 RegSvcs.exe 2904 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Purchase Order_13102023.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 2788 Purchase Order_13102023.exe Token: SeDebugPrivilege 2904 RegSvcs.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
Purchase Order_13102023.exedescription pid process target process PID 2788 wrote to memory of 2468 2788 Purchase Order_13102023.exe schtasks.exe PID 2788 wrote to memory of 2468 2788 Purchase Order_13102023.exe schtasks.exe PID 2788 wrote to memory of 2468 2788 Purchase Order_13102023.exe schtasks.exe PID 2788 wrote to memory of 2468 2788 Purchase Order_13102023.exe schtasks.exe PID 2788 wrote to memory of 2896 2788 Purchase Order_13102023.exe RegSvcs.exe PID 2788 wrote to memory of 2896 2788 Purchase Order_13102023.exe RegSvcs.exe PID 2788 wrote to memory of 2896 2788 Purchase Order_13102023.exe RegSvcs.exe PID 2788 wrote to memory of 2896 2788 Purchase Order_13102023.exe RegSvcs.exe PID 2788 wrote to memory of 2896 2788 Purchase Order_13102023.exe RegSvcs.exe PID 2788 wrote to memory of 2896 2788 Purchase Order_13102023.exe RegSvcs.exe PID 2788 wrote to memory of 2896 2788 Purchase Order_13102023.exe RegSvcs.exe PID 2788 wrote to memory of 2904 2788 Purchase Order_13102023.exe RegSvcs.exe PID 2788 wrote to memory of 2904 2788 Purchase Order_13102023.exe RegSvcs.exe PID 2788 wrote to memory of 2904 2788 Purchase Order_13102023.exe RegSvcs.exe PID 2788 wrote to memory of 2904 2788 Purchase Order_13102023.exe RegSvcs.exe PID 2788 wrote to memory of 2904 2788 Purchase Order_13102023.exe RegSvcs.exe PID 2788 wrote to memory of 2904 2788 Purchase Order_13102023.exe RegSvcs.exe PID 2788 wrote to memory of 2904 2788 Purchase Order_13102023.exe RegSvcs.exe PID 2788 wrote to memory of 2904 2788 Purchase Order_13102023.exe RegSvcs.exe PID 2788 wrote to memory of 2904 2788 Purchase Order_13102023.exe RegSvcs.exe PID 2788 wrote to memory of 2904 2788 Purchase Order_13102023.exe RegSvcs.exe PID 2788 wrote to memory of 2904 2788 Purchase Order_13102023.exe RegSvcs.exe PID 2788 wrote to memory of 2904 2788 Purchase Order_13102023.exe RegSvcs.exe -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3750544865-3773649541-1858556521-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Purchase Order_13102023.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order_13102023.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BNrDYUo" /XML "C:\Users\Admin\AppData\Local\Temp\tmp18AF.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp18AF.tmpFilesize
1KB
MD5e84abf6edc0c85a938d3e724c2fd3250
SHA1f2d85850d5903d199d84c2d88babbdb9a8a50fbf
SHA256189936d6d669acfd205f3b1d4b6f5b1e6bdde591d5f50396cdb203be59b289b7
SHA51227e60e0a2270fcf6a752f95ce1e55c7e94c253b6387555e685c4448d809e5f43f95bc0a4fc6570b1d1e46c792ef61b3abd23d5984a3ce20c24f1c2a9ffc4b8f4
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memory/2788-0-0x00000000746B0000-0x0000000074D9E000-memory.dmpFilesize
6.9MB
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memory/2788-1-0x0000000001000000-0x0000000001088000-memory.dmpFilesize
544KB
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memory/2788-2-0x0000000004E20000-0x0000000004E60000-memory.dmpFilesize
256KB
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memory/2788-3-0x0000000000570000-0x000000000057C000-memory.dmpFilesize
48KB
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memory/2788-4-0x00000000746B0000-0x0000000074D9E000-memory.dmpFilesize
6.9MB
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memory/2788-5-0x0000000004E20000-0x0000000004E60000-memory.dmpFilesize
256KB
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memory/2788-6-0x0000000004760000-0x00000000047DC000-memory.dmpFilesize
496KB
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memory/2788-7-0x0000000000A50000-0x0000000000A92000-memory.dmpFilesize
264KB
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memory/2788-28-0x00000000746B0000-0x0000000074D9E000-memory.dmpFilesize
6.9MB
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memory/2904-13-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2904-15-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2904-17-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2904-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2904-21-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2904-23-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2904-25-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2904-26-0x00000000746B0000-0x0000000074D9E000-memory.dmpFilesize
6.9MB
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memory/2904-11-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2904-27-0x00000000047E0000-0x0000000004820000-memory.dmpFilesize
256KB
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memory/2904-30-0x00000000746B0000-0x0000000074D9E000-memory.dmpFilesize
6.9MB
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memory/2904-31-0x00000000047E0000-0x0000000004820000-memory.dmpFilesize
256KB