Analysis
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max time kernel
73s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
03/06/2023, 05:35
Static task
static1
General
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Target
35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe
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Size
4.2MB
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MD5
777a961b458144dcc1e428fd4cf79a72
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SHA1
bcf44cb4d037850e1e5a4e6de97d3c43181f24bc
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SHA256
35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd
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SHA512
6abbfbcae0dea3ea356e5257f49dc2bea7748c635659cd63afb52cbed0fee0ae1a60670b3d74ca813fac96afbff00181bed09f3bfff8ef33d9821f6e50842be4
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SSDEEP
98304:jKipW90ofNeezsyohVvDj++352zJxs3PfSyWbv53i49xY:OiShbwjn++ol6/MlN9xY
Malware Config
Signatures
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Glupteba payload 8 IoCs
resource yara_rule behavioral1/memory/2068-134-0x0000000005260000-0x0000000005B4B000-memory.dmp family_glupteba behavioral1/memory/2068-173-0x0000000000400000-0x00000000030CE000-memory.dmp family_glupteba behavioral1/memory/2068-204-0x0000000000400000-0x00000000030CE000-memory.dmp family_glupteba behavioral1/memory/3740-222-0x0000000000400000-0x00000000030CE000-memory.dmp family_glupteba behavioral1/memory/3740-265-0x0000000000400000-0x00000000030CE000-memory.dmp family_glupteba behavioral1/memory/4348-303-0x0000000000400000-0x00000000030CE000-memory.dmp family_glupteba behavioral1/memory/4348-346-0x0000000000400000-0x00000000030CE000-memory.dmp family_glupteba behavioral1/memory/4348-355-0x0000000000400000-0x00000000030CE000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 964 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4348 csrss.exe 3368 injector.exe 1092 windefender.exe 2408 windefender.exe -
resource yara_rule behavioral1/files/0x0009000000023139-358.dat upx behavioral1/files/0x0009000000023139-359.dat upx behavioral1/memory/1092-361-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x0009000000023139-362.dat upx behavioral1/memory/2408-363-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1092-364-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Set value (str) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.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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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe File created C:\Windows\rss\csrss.exe 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe File created C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4432 sc.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2156 schtasks.exe 3468 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1802 = "Line Islands Standard Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe -
Suspicious behavior: EnumeratesProcesses 62 IoCs
pid Process 3140 powershell.exe 3140 powershell.exe 2068 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 2068 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 1504 powershell.exe 1504 powershell.exe 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 4740 powershell.exe 4740 powershell.exe 4616 powershell.exe 4616 powershell.exe 2168 powershell.exe 2168 powershell.exe 3392 powershell.exe 3392 powershell.exe 1320 powershell.exe 1320 powershell.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 4348 csrss.exe 4348 csrss.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 4348 csrss.exe 4348 csrss.exe 3368 injector.exe 3368 injector.exe 4348 csrss.exe 4348 csrss.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe 3368 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3140 powershell.exe Token: SeDebugPrivilege 2068 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Token: SeImpersonatePrivilege 2068 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe Token: SeDebugPrivilege 1504 powershell.exe Token: SeDebugPrivilege 4740 powershell.exe Token: SeDebugPrivilege 4616 powershell.exe Token: SeDebugPrivilege 2168 powershell.exe Token: SeDebugPrivilege 3392 powershell.exe Token: SeDebugPrivilege 1320 powershell.exe Token: SeSystemEnvironmentPrivilege 4348 csrss.exe Token: SeSecurityPrivilege 4432 sc.exe Token: SeSecurityPrivilege 4432 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2068 wrote to memory of 3140 2068 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 82 PID 2068 wrote to memory of 3140 2068 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 82 PID 2068 wrote to memory of 3140 2068 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 82 PID 3740 wrote to memory of 1504 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 90 PID 3740 wrote to memory of 1504 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 90 PID 3740 wrote to memory of 1504 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 90 PID 3740 wrote to memory of 464 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 94 PID 3740 wrote to memory of 464 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 94 PID 464 wrote to memory of 964 464 cmd.exe 96 PID 464 wrote to memory of 964 464 cmd.exe 96 PID 3740 wrote to memory of 4740 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 97 PID 3740 wrote to memory of 4740 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 97 PID 3740 wrote to memory of 4740 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 97 PID 3740 wrote to memory of 4616 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 99 PID 3740 wrote to memory of 4616 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 99 PID 3740 wrote to memory of 4616 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 99 PID 3740 wrote to memory of 4348 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 102 PID 3740 wrote to memory of 4348 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 102 PID 3740 wrote to memory of 4348 3740 35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe 102 PID 4348 wrote to memory of 2168 4348 csrss.exe 103 PID 4348 wrote to memory of 2168 4348 csrss.exe 103 PID 4348 wrote to memory of 2168 4348 csrss.exe 103 PID 4348 wrote to memory of 3392 4348 csrss.exe 109 PID 4348 wrote to memory of 3392 4348 csrss.exe 109 PID 4348 wrote to memory of 3392 4348 csrss.exe 109 PID 4348 wrote to memory of 1320 4348 csrss.exe 111 PID 4348 wrote to memory of 1320 4348 csrss.exe 111 PID 4348 wrote to memory of 1320 4348 csrss.exe 111 PID 4348 wrote to memory of 3368 4348 csrss.exe 113 PID 4348 wrote to memory of 3368 4348 csrss.exe 113 PID 1092 wrote to memory of 3724 1092 windefender.exe 119 PID 1092 wrote to memory of 3724 1092 windefender.exe 119 PID 1092 wrote to memory of 3724 1092 windefender.exe 119 PID 3724 wrote to memory of 4432 3724 cmd.exe 120 PID 3724 wrote to memory of 4432 3724 cmd.exe 120 PID 3724 wrote to memory of 4432 3724 cmd.exe 120 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe"C:\Users\Admin\AppData\Local\Temp\35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2068 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3140
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C:\Users\Admin\AppData\Local\Temp\35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe"C:\Users\Admin\AppData\Local\Temp\35f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd.exe"2⤵
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3740 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1504
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C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
PID:464 -
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
- Modifies Windows Firewall
PID:964
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4740
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4616
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4348 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2168
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2156
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1864
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3392
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1320
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:3368
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3468
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1092 -
C:\Windows\SysWOW64\cmd.execmd.exe /C sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)5⤵
- Suspicious use of WriteProcessMemory
PID:3724 -
C:\Windows\SysWOW64\sc.exesc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)6⤵
- Launches sc.exe
- Suspicious use of AdjustPrivilegeToken
PID:4432
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
PID:2408
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51268340ed8d0121a5b2bae4e05531b85
SHA1bb9e4ca47493c024add984bef70eb5eabe5b9133
SHA256f71572d1287266a7f26df6e03dba077744640e8f293d5c870988589cbd6c66d9
SHA51232b570646fd4740bb3b983dc3b8ba85574e77326407113f2cdb97d63e7aa12d7440dfeabaee5d3fdd6d8284811fd65671914eb44fe3b803dd75d4aecc4f61c01
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52a2cceada1a51842103cad3a6a607ac3
SHA1bc2ad543b68e92ddd94255298e7dc5a6e6f75ff0
SHA256932451e6e2350e889797c29124325e18d8b325d6251db25c22fa6b7f4e2f75de
SHA51293d35f186f2c9431d97645f4b941928df635755f4155f6401fb6b3613bfbc3887a6e455ce1640ac7bea80d5d2479abed1c0176033766689b84f0546cc66327ba
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51941332d75518bed8bb9cda6da9b4ca5
SHA1271e4f19b4add7c14f84da2c15325e7894221b79
SHA2560c17f1edf4cee949a1ef67fafc99d41eadfdc2ae978959c52a4a315bc422a6d1
SHA512d2c4844afe74c3e106ce9e4b02aa71cc48bbc3a03fb8a116925a70e1b213dff340301b57a7b466ad5233fc25f13b04398b702758a2e1dfb60b3512dba7b62a90
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58ff06707af99d3393d594c20715cb201
SHA128f380fcade1b350aac48b444f949dacc57fc599
SHA2567a6f150b894690c2f6f466f4f668d08167569090d0601b54748a1cae24231330
SHA5124ae8b5bb4e12dd30ecea1f463c665276892d45e1d5651b4e08ad2fb4d81671c299eeffd84884de223c91bf35a428d3f6ffcf1a52da6aeacb45570db4ac0c56cb
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55d9a0e9f76210a321dbc33456827af05
SHA1684349cb1487f44631dfd89d1ab444dabd0480ad
SHA2562ba012b7d2d9982eb018cd90a668bd4cc8d828d3cbb3b518107a38cbd02fa0d7
SHA512f1a521f90f591d09859e61dc58d15ddf02cefdd63c64d6f8838f254e468490220b035d87b1659f133385559c9ab28af05aeb59f89a2b02d451837c41c11ee24f
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Filesize
4.2MB
MD5777a961b458144dcc1e428fd4cf79a72
SHA1bcf44cb4d037850e1e5a4e6de97d3c43181f24bc
SHA25635f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd
SHA5126abbfbcae0dea3ea356e5257f49dc2bea7748c635659cd63afb52cbed0fee0ae1a60670b3d74ca813fac96afbff00181bed09f3bfff8ef33d9821f6e50842be4
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Filesize
4.2MB
MD5777a961b458144dcc1e428fd4cf79a72
SHA1bcf44cb4d037850e1e5a4e6de97d3c43181f24bc
SHA25635f24ef20fa670f5057878f5a2352c758b0cfac06f8b042804ce2ce9fdd9c3cd
SHA5126abbfbcae0dea3ea356e5257f49dc2bea7748c635659cd63afb52cbed0fee0ae1a60670b3d74ca813fac96afbff00181bed09f3bfff8ef33d9821f6e50842be4
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec