Analysis
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max time kernel
149s -
max time network
158s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
06-11-2022 05:04
Static task
static1
Behavioral task
behavioral1
Sample
f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe
Resource
win7-20220812-en
General
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Target
f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe
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Size
1.4MB
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MD5
306873e273f3438ba4209c587c584f10
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SHA1
32f9869a560f1ac7e52de2233d2360d0af4ad7d3
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SHA256
f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1
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SHA512
db88df468f5ef32678451e58e203040e998a769fc86ca99d83c13f2468ce83de32065742f36877c9d45727b2b539cbb11d2ee1fcb51f12936b0b7ad1071a15c2
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SSDEEP
24576:gNmF/mnBoDM5f7F2NQa1iBqeDhUywMexgR2wboeWxjO30C5VL9FvykON7gjr8uUP:gYVZo5Tc/iBhgyrb8xjXq9TO5wk3xHXH
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
ms.exepid process 636 ms.exe -
Possible privilege escalation attempt 2 IoCs
Processes:
takeown.exeicacls.exepid process 660 takeown.exe 904 icacls.exe -
Loads dropped DLL 1 IoCs
Processes:
f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exepid process 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe -
Modifies file permissions 1 TTPs 2 IoCs
Processes:
takeown.exeicacls.exepid process 660 takeown.exe 904 icacls.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Windows directory 2 IoCs
Processes:
f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exedescription ioc process File opened for modification C:\WINDOWS\Bef.tmp f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe File opened for modification C:\Windows\yre.tmp f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe -
Suspicious behavior: EnumeratesProcesses 37 IoCs
Processes:
f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exepid process 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
takeown.exedescription pid process Token: SeTakeOwnershipPrivilege 660 takeown.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
ms.exepid process 636 ms.exe 636 ms.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exems.exedescription pid process target process PID 1440 wrote to memory of 636 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe ms.exe PID 1440 wrote to memory of 636 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe ms.exe PID 1440 wrote to memory of 636 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe ms.exe PID 1440 wrote to memory of 636 1440 f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe ms.exe PID 636 wrote to memory of 660 636 ms.exe takeown.exe PID 636 wrote to memory of 660 636 ms.exe takeown.exe PID 636 wrote to memory of 660 636 ms.exe takeown.exe PID 636 wrote to memory of 660 636 ms.exe takeown.exe PID 636 wrote to memory of 904 636 ms.exe icacls.exe PID 636 wrote to memory of 904 636 ms.exe icacls.exe PID 636 wrote to memory of 904 636 ms.exe icacls.exe PID 636 wrote to memory of 904 636 ms.exe icacls.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe"C:\Users\Admin\AppData\Local\Temp\f3d0285a1e2c8f131cbdf1c1648a12f64f5ff763c9ed5788abd9fedb174e88c1.exe"1⤵
- Loads dropped DLL
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\ms.exeC:\Users\Admin\AppData\Local\Temp\ms.exe k2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\takeown.exetakeown /f "C:\WINDOWS\system32\Sens.dll"3⤵
- Possible privilege escalation attempt
- Modifies file permissions
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\icacls.exeicacls "C:\WINDOWS\system32\Sens.dll" /grant administrators:F3⤵
- 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:\Users\Admin\AppData\Local\Temp\ms.exeFilesize
424KB
MD5b8916c2cf9129f367528eba419c3afc1
SHA197205d05dee4eb1288f02a6cba9c1a540fbfa883
SHA2562aac713d35e939a6011c6b3d00e0cfc73493ca1c78333ea1ef166b20c6810acd
SHA512f206af8c13e50755e0cd6bf99b970be835e97aed241a80b6843c6ccfe380ae99d7fb36fd616e98495ef9c376443742b3eedafd2dcb5a4c0448d0d30054ccd1e5
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C:\Users\Admin\AppData\Local\Temp\ms.exeFilesize
424KB
MD5b8916c2cf9129f367528eba419c3afc1
SHA197205d05dee4eb1288f02a6cba9c1a540fbfa883
SHA2562aac713d35e939a6011c6b3d00e0cfc73493ca1c78333ea1ef166b20c6810acd
SHA512f206af8c13e50755e0cd6bf99b970be835e97aed241a80b6843c6ccfe380ae99d7fb36fd616e98495ef9c376443742b3eedafd2dcb5a4c0448d0d30054ccd1e5
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\Users\Admin\AppData\Local\Temp\ms.exeFilesize
424KB
MD5b8916c2cf9129f367528eba419c3afc1
SHA197205d05dee4eb1288f02a6cba9c1a540fbfa883
SHA2562aac713d35e939a6011c6b3d00e0cfc73493ca1c78333ea1ef166b20c6810acd
SHA512f206af8c13e50755e0cd6bf99b970be835e97aed241a80b6843c6ccfe380ae99d7fb36fd616e98495ef9c376443742b3eedafd2dcb5a4c0448d0d30054ccd1e5
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memory/636-56-0x0000000000000000-mapping.dmp
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memory/660-60-0x0000000000000000-mapping.dmp
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memory/904-61-0x0000000000000000-mapping.dmp
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memory/1440-54-0x0000000076181000-0x0000000076183000-memory.dmpFilesize
8KB