Analysis
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max time kernel
151s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
30-11-2022 20:30
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe
Resource
win10v2004-20220812-en
General
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Target
SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe
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Size
1.2MB
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MD5
24f46e6a07749b312571d0ea20f8b343
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SHA1
b234bb98d390b044af8be8a40aef651bd273a304
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SHA256
51cd8a9f4c1a4ef234ad2b69e36415377a4f73afa08f9b69d85f7bdc30d17bb8
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SHA512
e152b7f5049690cf357fb9aba9210d8f0dcffcc354ad18efe871f0af428cf3cbaee1e1e1c1eedfc60b9a4802bad2d63ed73ca1c7883cb365a4836aa73e0f303e
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SSDEEP
24576:kTutACnAy0mX6+JANYMVCYDJlsbuSsXzTRjJQJ8pBcO:wutUJGANYMVCYDJlsrEvhJpI
Malware Config
Extracted
remcos
XP
xpremcuz300622.ddns.net:3542
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audio_folder
MicRecords
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audio_record_time
5
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connect_delay
0
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connect_interval
1
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copy_file
oos.exe
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delete_file
false
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hide_file
true
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hide_keylog_file
false
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install_flag
true
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install_path
%AppData%
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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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mouse_option
false
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mutex
Remcos-MMP2I7
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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startup_value
kkl
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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Executes dropped EXE 2 IoCs
Processes:
oos.exeoos.exepid process 612 oos.exe 1280 oos.exe -
Loads dropped DLL 1 IoCs
Processes:
cmd.exepid process 1072 cmd.exe -
Adds Run key to start application 2 TTPs 8 IoCs
Processes:
oos.exeSecuriteInfo.com.Win32.PWSX-gen.19506.24395.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ oos.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\kkl = "\"C:\\Users\\Admin\\AppData\\Roaming\\oos.exe\"" oos.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ oos.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\kkl = "\"C:\\Users\\Admin\\AppData\\Roaming\\oos.exe\"" oos.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\kkl = "\"C:\\Users\\Admin\\AppData\\Roaming\\oos.exe\"" SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\kkl = "\"C:\\Users\\Admin\\AppData\\Roaming\\oos.exe\"" SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exeoos.exedescription pid process target process PID 1948 set thread context of 2008 1948 SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe PID 612 set thread context of 1280 612 oos.exe oos.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
oos.exepid process 1280 oos.exe -
Suspicious use of WriteProcessMemory 38 IoCs
Processes:
SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exeSecuriteInfo.com.Win32.PWSX-gen.19506.24395.exeWScript.execmd.exeoos.exedescription pid process target process PID 1948 wrote to memory of 2008 1948 SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe PID 1948 wrote to memory of 2008 1948 SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe PID 1948 wrote to memory of 2008 1948 SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe PID 1948 wrote to memory of 2008 1948 SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe PID 1948 wrote to memory of 2008 1948 SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe PID 1948 wrote to memory of 2008 1948 SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe PID 1948 wrote to memory of 2008 1948 SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe PID 1948 wrote to memory of 2008 1948 SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe PID 1948 wrote to memory of 2008 1948 SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe PID 1948 wrote to memory of 2008 1948 SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe PID 1948 wrote to memory of 2008 1948 SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe PID 1948 wrote to memory of 2008 1948 SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe PID 1948 wrote to memory of 2008 1948 SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe PID 2008 wrote to memory of 1984 2008 SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe WScript.exe PID 2008 wrote to memory of 1984 2008 SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe WScript.exe PID 2008 wrote to memory of 1984 2008 SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe WScript.exe PID 2008 wrote to memory of 1984 2008 SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe WScript.exe PID 1984 wrote to memory of 1072 1984 WScript.exe cmd.exe PID 1984 wrote to memory of 1072 1984 WScript.exe cmd.exe PID 1984 wrote to memory of 1072 1984 WScript.exe cmd.exe PID 1984 wrote to memory of 1072 1984 WScript.exe cmd.exe PID 1072 wrote to memory of 612 1072 cmd.exe oos.exe PID 1072 wrote to memory of 612 1072 cmd.exe oos.exe PID 1072 wrote to memory of 612 1072 cmd.exe oos.exe PID 1072 wrote to memory of 612 1072 cmd.exe oos.exe PID 612 wrote to memory of 1280 612 oos.exe oos.exe PID 612 wrote to memory of 1280 612 oos.exe oos.exe PID 612 wrote to memory of 1280 612 oos.exe oos.exe PID 612 wrote to memory of 1280 612 oos.exe oos.exe PID 612 wrote to memory of 1280 612 oos.exe oos.exe PID 612 wrote to memory of 1280 612 oos.exe oos.exe PID 612 wrote to memory of 1280 612 oos.exe oos.exe PID 612 wrote to memory of 1280 612 oos.exe oos.exe PID 612 wrote to memory of 1280 612 oos.exe oos.exe PID 612 wrote to memory of 1280 612 oos.exe oos.exe PID 612 wrote to memory of 1280 612 oos.exe oos.exe PID 612 wrote to memory of 1280 612 oos.exe oos.exe PID 612 wrote to memory of 1280 612 oos.exe oos.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1948 -
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.19506.24395.exe"{path}"2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2008 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\install.vbs"3⤵
- Suspicious use of WriteProcessMemory
PID:1984 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\oos.exe"4⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1072 -
C:\Users\Admin\AppData\Roaming\oos.exeC:\Users\Admin\AppData\Roaming\oos.exe5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:612 -
C:\Users\Admin\AppData\Roaming\oos.exe"{path}"6⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetWindowsHookEx
PID:1280
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\install.vbsFilesize
398B
MD5a5d3440f90cbfae712166e20870eaed7
SHA1cc1e1a2945eb2ad475234344f7527ad9e9873647
SHA256960a570da95b8d16809cbcc18e8ca4d81e16cb666354ddc1d572daf93f291f02
SHA512d3136a280fbb326ccc5cb5ab1214aed8ccd6baa7f3f89ef9e0b5bf391a957dab2c121640bb056e6cbda0594f83133c4dbb4e1e2f0e290b44a401cd2cf8cfd4aa
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C:\Users\Admin\AppData\Roaming\oos.exeFilesize
1.2MB
MD524f46e6a07749b312571d0ea20f8b343
SHA1b234bb98d390b044af8be8a40aef651bd273a304
SHA25651cd8a9f4c1a4ef234ad2b69e36415377a4f73afa08f9b69d85f7bdc30d17bb8
SHA512e152b7f5049690cf357fb9aba9210d8f0dcffcc354ad18efe871f0af428cf3cbaee1e1e1c1eedfc60b9a4802bad2d63ed73ca1c7883cb365a4836aa73e0f303e
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C:\Users\Admin\AppData\Roaming\oos.exeFilesize
1.2MB
MD524f46e6a07749b312571d0ea20f8b343
SHA1b234bb98d390b044af8be8a40aef651bd273a304
SHA25651cd8a9f4c1a4ef234ad2b69e36415377a4f73afa08f9b69d85f7bdc30d17bb8
SHA512e152b7f5049690cf357fb9aba9210d8f0dcffcc354ad18efe871f0af428cf3cbaee1e1e1c1eedfc60b9a4802bad2d63ed73ca1c7883cb365a4836aa73e0f303e
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C:\Users\Admin\AppData\Roaming\oos.exeFilesize
1.2MB
MD524f46e6a07749b312571d0ea20f8b343
SHA1b234bb98d390b044af8be8a40aef651bd273a304
SHA25651cd8a9f4c1a4ef234ad2b69e36415377a4f73afa08f9b69d85f7bdc30d17bb8
SHA512e152b7f5049690cf357fb9aba9210d8f0dcffcc354ad18efe871f0af428cf3cbaee1e1e1c1eedfc60b9a4802bad2d63ed73ca1c7883cb365a4836aa73e0f303e
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\Users\Admin\AppData\Roaming\oos.exeFilesize
1.2MB
MD524f46e6a07749b312571d0ea20f8b343
SHA1b234bb98d390b044af8be8a40aef651bd273a304
SHA25651cd8a9f4c1a4ef234ad2b69e36415377a4f73afa08f9b69d85f7bdc30d17bb8
SHA512e152b7f5049690cf357fb9aba9210d8f0dcffcc354ad18efe871f0af428cf3cbaee1e1e1c1eedfc60b9a4802bad2d63ed73ca1c7883cb365a4836aa73e0f303e
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memory/612-86-0x0000000000C30000-0x0000000000D5C000-memory.dmpFilesize
1.2MB
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memory/612-88-0x0000000000480000-0x0000000000492000-memory.dmpFilesize
72KB
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memory/612-84-0x0000000000000000-mapping.dmp
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memory/1072-81-0x0000000000000000-mapping.dmp
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memory/1280-107-0x0000000000400000-0x000000000047E000-memory.dmpFilesize
504KB
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memory/1280-102-0x000000000043168C-mapping.dmp
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memory/1280-106-0x0000000000400000-0x000000000047E000-memory.dmpFilesize
504KB
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memory/1280-108-0x0000000000400000-0x000000000047E000-memory.dmpFilesize
504KB
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memory/1948-58-0x0000000005D20000-0x0000000005D9A000-memory.dmpFilesize
488KB
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memory/1948-54-0x0000000001180000-0x00000000012AC000-memory.dmpFilesize
1.2MB
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memory/1948-57-0x0000000006030000-0x00000000060EC000-memory.dmpFilesize
752KB
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memory/1948-56-0x0000000000490000-0x00000000004A2000-memory.dmpFilesize
72KB
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memory/1948-55-0x0000000075F51000-0x0000000075F53000-memory.dmpFilesize
8KB
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memory/1984-77-0x0000000000000000-mapping.dmp
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memory/2008-64-0x0000000000400000-0x000000000047E000-memory.dmpFilesize
504KB
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memory/2008-78-0x0000000000400000-0x000000000047E000-memory.dmpFilesize
504KB
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memory/2008-76-0x0000000000400000-0x000000000047E000-memory.dmpFilesize
504KB
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memory/2008-75-0x0000000000400000-0x000000000047E000-memory.dmpFilesize
504KB
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memory/2008-72-0x000000000043168C-mapping.dmp
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memory/2008-71-0x0000000000400000-0x000000000047E000-memory.dmpFilesize
504KB
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memory/2008-69-0x0000000000400000-0x000000000047E000-memory.dmpFilesize
504KB
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memory/2008-67-0x0000000000400000-0x000000000047E000-memory.dmpFilesize
504KB
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memory/2008-66-0x0000000000400000-0x000000000047E000-memory.dmpFilesize
504KB
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memory/2008-65-0x0000000000400000-0x000000000047E000-memory.dmpFilesize
504KB
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memory/2008-62-0x0000000000400000-0x000000000047E000-memory.dmpFilesize
504KB
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memory/2008-60-0x0000000000400000-0x000000000047E000-memory.dmpFilesize
504KB
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memory/2008-59-0x0000000000400000-0x000000000047E000-memory.dmpFilesize
504KB