Analysis
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max time kernel
23s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
11-10-2022 08:31
Static task
static1
Behavioral task
behavioral1
Sample
0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exe
Resource
win10v2004-20220812-en
General
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Target
0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exe
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Size
52KB
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MD5
7c51a51296ac33818d005ee84a748550
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SHA1
e4765078097b3e436883c524738145846ba923dc
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SHA256
0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b
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SHA512
25980f1193f33766d4fdef47fdddd5cb5baa5410cc91a2a5426709bc8740e9c0f339bc42fbe9086ae0992dbff69d4bf5b0a4435e5e93ce093a989d62ccec0b9d
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SSDEEP
768:BsIQjiueq0Stgake+/wLEfIsufS2R4JFwrHxczyBgEMAyiEgHaKlqHkBrYsTYQQB:6JjT+Stgy0IdiGOoBrYswHQH0vH
Malware Config
Signatures
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Possible privilege escalation attempt 2 IoCs
Processes:
takeown.exeicacls.exepid process 1888 takeown.exe 1484 icacls.exe -
Modifies file permissions 1 TTPs 2 IoCs
Processes:
takeown.exeicacls.exepid process 1888 takeown.exe 1484 icacls.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exedescription ioc process Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run 0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\SVADdve = "c:\\windows\\system32\\pgpcb.exe" 0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exe -
Drops file in System32 directory 2 IoCs
Processes:
0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exedescription ioc process File created \??\c:\windows\SysWOW64\pgpcb.exe 0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exe File opened for modification \??\c:\windows\SysWOW64\pgpcb.exe 0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exepid process 2004 0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exedescription pid process target process PID 2004 wrote to memory of 1888 2004 0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exe takeown.exe PID 2004 wrote to memory of 1888 2004 0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exe takeown.exe PID 2004 wrote to memory of 1888 2004 0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exe takeown.exe PID 2004 wrote to memory of 1888 2004 0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exe takeown.exe PID 2004 wrote to memory of 1484 2004 0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exe icacls.exe PID 2004 wrote to memory of 1484 2004 0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exe icacls.exe PID 2004 wrote to memory of 1484 2004 0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exe icacls.exe PID 2004 wrote to memory of 1484 2004 0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exe icacls.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exe"C:\Users\Admin\AppData\Local\Temp\0100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b.exe"1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\takeown.exeC:\Windows\system32\takeown.exe /f "c:\windows\system32\pgpcb.exe"2⤵
- Possible privilege escalation attempt
- Modifies file permissions
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C:\Windows\SysWOW64\icacls.exeC:\Windows\system32\icacls.exe "c:\windows\system32\pgpcb.exe" /grant Users:F2⤵
- Possible privilege escalation attempt
- Modifies file permissions
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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\??\c:\windows\SysWOW64\pgpcb.exeFilesize
52KB
MD57c51a51296ac33818d005ee84a748550
SHA1e4765078097b3e436883c524738145846ba923dc
SHA2560100aad5927565cbfbad1c33ef24518336fe31b536a10328241ce301b7f5698b
SHA51225980f1193f33766d4fdef47fdddd5cb5baa5410cc91a2a5426709bc8740e9c0f339bc42fbe9086ae0992dbff69d4bf5b0a4435e5e93ce093a989d62ccec0b9d
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memory/1484-57-0x0000000000000000-mapping.dmp
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memory/1888-56-0x0000000000000000-mapping.dmp