Analysis
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max time kernel
150s -
max time network
133s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
17-05-2024 12:33
Static task
static1
Behavioral task
behavioral1
Sample
653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe
Resource
win10v2004-20240508-en
General
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Target
653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe
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Size
4.1MB
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MD5
32b2d806f6f5abb56dc9d9938208ca19
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SHA1
45133bcba426eb4a081911dff8c21ff71334118e
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SHA256
653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1
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SHA512
127f96669f14f36d69446809baaaaa068a8d53252598a7b1c18d095fe811e6afe0017a69c4c61919e321e09e69c665efc1c7f255ef4edfa7d7cb9f762812fcf8
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SSDEEP
98304:Md7tSzSG1TEQyj2soCVZzfOSLUhtCaFAX/iUIATxmmpvA2aCdQuFREnEre:ORMSLQaVNfPUP9FaqUIATxXaCdFFREnn
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/2960-2-0x0000000004C00000-0x00000000054EB000-memory.dmp family_glupteba behavioral1/memory/2960-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2960-4-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/2960-57-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2960-58-0x0000000004C00000-0x00000000054EB000-memory.dmp family_glupteba behavioral1/memory/2960-55-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/2576-83-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/2576-139-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3396-140-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3396-224-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3396-234-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3396-236-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3396-239-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3396-242-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3396-246-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3396-248-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3396-251-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3396-254-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral1/memory/3396-258-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2448 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3396 csrss.exe 4572 injector.exe 4880 windefender.exe 4604 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023537-228.dat upx behavioral1/memory/4880-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4604-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4880-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4604-237-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4604-243-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\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 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\rss\csrss.exe 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4424 sc.exe -
pid Process 540 powershell.exe 728 powershell.exe 3932 powershell.exe 3600 powershell.exe 4956 powershell.exe 3932 powershell.exe 3188 powershell.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 4552 schtasks.exe 4724 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-622 = "Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1801 = "Line Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time" 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs 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\2a\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-291 = "Central European Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time" 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-541 = "Myanmar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-451 = "Caucasus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1472 = "Magadan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2571 = "Turks and Caicos Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-562 = "SE Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-332 = "E. Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-231 = "Hawaiian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2752 = "Tomsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-211 = "Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-572 = "China Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-621 = "Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-281 = "Central Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-542 = "Myanmar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1022 = "Bangladesh Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2451 = "Saint Pierre Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.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\2a\52C64B7E\@tzres.dll,-12 = "Azores Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-242 = "Samoa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-201 = "US Mountain Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2892 = "Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 540 powershell.exe 540 powershell.exe 540 powershell.exe 2960 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 2960 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 728 powershell.exe 728 powershell.exe 728 powershell.exe 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 3932 powershell.exe 3932 powershell.exe 3932 powershell.exe 3600 powershell.exe 3600 powershell.exe 3600 powershell.exe 4956 powershell.exe 4956 powershell.exe 4956 powershell.exe 3932 powershell.exe 3932 powershell.exe 3932 powershell.exe 3188 powershell.exe 3188 powershell.exe 3188 powershell.exe 4572 injector.exe 4572 injector.exe 4572 injector.exe 4572 injector.exe 4572 injector.exe 4572 injector.exe 3396 csrss.exe 3396 csrss.exe 4572 injector.exe 4572 injector.exe 4572 injector.exe 4572 injector.exe 4572 injector.exe 4572 injector.exe 3396 csrss.exe 3396 csrss.exe 4572 injector.exe 4572 injector.exe 3396 csrss.exe 3396 csrss.exe 4572 injector.exe 4572 injector.exe 4572 injector.exe 4572 injector.exe 4572 injector.exe 4572 injector.exe 4572 injector.exe 4572 injector.exe 4572 injector.exe 4572 injector.exe 4572 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 540 powershell.exe Token: SeDebugPrivilege 2960 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe Token: SeImpersonatePrivilege 2960 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe Token: SeDebugPrivilege 728 powershell.exe Token: SeDebugPrivilege 3932 powershell.exe Token: SeDebugPrivilege 3600 powershell.exe Token: SeDebugPrivilege 4956 powershell.exe Token: SeDebugPrivilege 3932 powershell.exe Token: SeDebugPrivilege 3188 powershell.exe Token: SeSystemEnvironmentPrivilege 3396 csrss.exe Token: SeSecurityPrivilege 4424 sc.exe Token: SeSecurityPrivilege 4424 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2960 wrote to memory of 540 2960 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 103 PID 2960 wrote to memory of 540 2960 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 103 PID 2960 wrote to memory of 540 2960 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 103 PID 2576 wrote to memory of 728 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 108 PID 2576 wrote to memory of 728 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 108 PID 2576 wrote to memory of 728 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 108 PID 2576 wrote to memory of 2372 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 111 PID 2576 wrote to memory of 2372 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 111 PID 2372 wrote to memory of 2448 2372 cmd.exe 113 PID 2372 wrote to memory of 2448 2372 cmd.exe 113 PID 2576 wrote to memory of 3932 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 114 PID 2576 wrote to memory of 3932 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 114 PID 2576 wrote to memory of 3932 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 114 PID 2576 wrote to memory of 3600 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 117 PID 2576 wrote to memory of 3600 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 117 PID 2576 wrote to memory of 3600 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 117 PID 2576 wrote to memory of 3396 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 119 PID 2576 wrote to memory of 3396 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 119 PID 2576 wrote to memory of 3396 2576 653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe 119 PID 3396 wrote to memory of 4956 3396 csrss.exe 120 PID 3396 wrote to memory of 4956 3396 csrss.exe 120 PID 3396 wrote to memory of 4956 3396 csrss.exe 120 PID 3396 wrote to memory of 3932 3396 csrss.exe 125 PID 3396 wrote to memory of 3932 3396 csrss.exe 125 PID 3396 wrote to memory of 3932 3396 csrss.exe 125 PID 3396 wrote to memory of 3188 3396 csrss.exe 128 PID 3396 wrote to memory of 3188 3396 csrss.exe 128 PID 3396 wrote to memory of 3188 3396 csrss.exe 128 PID 3396 wrote to memory of 4572 3396 csrss.exe 130 PID 3396 wrote to memory of 4572 3396 csrss.exe 130 PID 4880 wrote to memory of 4652 4880 windefender.exe 136 PID 4880 wrote to memory of 4652 4880 windefender.exe 136 PID 4880 wrote to memory of 4652 4880 windefender.exe 136 PID 4652 wrote to memory of 4424 4652 cmd.exe 137 PID 4652 wrote to memory of 4424 4652 cmd.exe 137 PID 4652 wrote to memory of 4424 4652 cmd.exe 137 -
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\653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe"C:\Users\Admin\AppData\Local\Temp\653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2960 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:540
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C:\Users\Admin\AppData\Local\Temp\653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.exe"C:\Users\Admin\AppData\Local\Temp\653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1.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:2576 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:728
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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:2372 -
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:2448
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3932
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3600
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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:3396 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4956
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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:4552
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4108
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3932
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3188
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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:4572
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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:4724
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4880 -
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:4652 -
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:4424
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4532,i,1999448010053300448,1112699187621658374,262144 --variations-seed-version --mojo-platform-channel-handle=3404 /prefetch:81⤵PID:724
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4604
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay 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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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f6e12660ca6f6b77a51e5d0c6eba8c02
SHA14128c0b26559c09b0c3bc4bebcb0809f41cdaa3f
SHA25651d980dfcaa3785b7cf39edf4fba81b37e9da458b3b36d3ee7d875abf56e3ca0
SHA5127cfa8b64278700145f04214d04dfdc24a3a1e6f57364ec8a3204aef20b277dfaf8845509b3b8ccafd0f25a1d394235db4c448afd670b21a044fc4ad5ce65261b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e19ff9cdd14073b917e88983f48943f6
SHA17be6db50eff82604436f2248101efc63e1f58c21
SHA2569bf6b74a180afccbd0b121d84594455a837ff67fa8cda67b378f55707b44cfa4
SHA512a34efe04ab510898bda08331fdeb0d727f6101bae699032b71b2e54ed1ab75c445b073387cc9eceb5fe4caa437972ad1ace714d2bd0129b742cdb2b714f118e8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5969a569b45304cabd451a9588c1b628c
SHA16e288b3b383e645e52fe05661176d3bc066f27d6
SHA256bbf90c1b26289af74d3289ba8576587ad7115782c7c859d126250ddd4e4bef60
SHA5123f15eb2f42a04b963f76992e551a27cb1daccd00e502838e4be08e205a1028bab796b6fa1b5f4657c480905f4bf583d620ea9511a6da54d318445f8f67f1d343
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5259925b8851dafb35b6439cde79bd306
SHA15c7c2d0a1de4896487cdb88e1d0fb6896b758ae9
SHA25604df016fcd378e6fcb9e3f64d3cd24c250242d858f8e9b56b413df72fd04a19a
SHA5128c47e397d16274fd95deba7d0d624f1b54b83a71a1a75dba065cb8409affa88831c0a4d0134f38b5ad9fc0c3901efe95f14c832686ce54900df65d33e08a090f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5910583f9769f1dd699899eb4787d505d
SHA177ff5de933fe3e5cf686e4ae579710f95e23977d
SHA256184c99620e1d8c51afb188fe076a6f0891662753c1a27bd2e93e1acc85e00c47
SHA51282875b64b38b28e525daec1c027c597f515c63fdbadcf64c9e8b125bc974f61877a5a79696b0cf7c731b200b54431dcb6fb8a7ca5cd85780522fbe4be36a11ba
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Filesize
4.1MB
MD532b2d806f6f5abb56dc9d9938208ca19
SHA145133bcba426eb4a081911dff8c21ff71334118e
SHA256653b2d7d12e25b6f0317d60020278d0c1c0b407960ce0252511d0ad7ed41c8a1
SHA512127f96669f14f36d69446809baaaaa068a8d53252598a7b1c18d095fe811e6afe0017a69c4c61919e321e09e69c665efc1c7f255ef4edfa7d7cb9f762812fcf8
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec