Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
18-05-2024 16:51
Static task
static1
Behavioral task
behavioral1
Sample
357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe
Resource
win10v2004-20240426-en
General
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Target
357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe
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Size
4.1MB
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MD5
a3a8952afd47a56d0dd4222dc564cd90
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SHA1
fce72b95267c9fc788ee16ca92bcecebdd98b282
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SHA256
357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835
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SHA512
e10bff189b9249ffbfdfc9132b754a5183116705bf7c4286e2d51946f7dbfddebafc213b151595f41aeba862ecd1cb181389994eb7f331837041967982b74f77
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SSDEEP
98304:wc7aFVXn+Lid2bryXaMbaClZg093y0sFFfdliBdPl:wX++d2b0aMbplZO0sFfSl
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/3636-2-0x0000000004830000-0x000000000511B000-memory.dmp family_glupteba behavioral1/memory/3636-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3636-145-0x0000000004830000-0x000000000511B000-memory.dmp family_glupteba behavioral1/memory/3636-143-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/4792-196-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/3636-214-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/412-216-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/412-228-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/412-232-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/412-236-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/412-240-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/412-244-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/412-248-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/412-252-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/412-256-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/412-260-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/412-264-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/412-268-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/412-272-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 224 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 412 csrss.exe 4516 injector.exe 2096 windefender.exe 4836 windefender.exe -
resource yara_rule behavioral1/files/0x00080000000234a0-220.dat upx behavioral1/memory/2096-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4836-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2096-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4836-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4836-238-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Set value (str) \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\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 opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe 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 -
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 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe File created C:\Windows\rss\csrss.exe 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification 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 3052 sc.exe -
pid Process 1884 powershell.exe 816 powershell.exe 4580 powershell.exe 5096 powershell.exe 732 powershell.exe 4128 powershell.exe 3088 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 4532 schtasks.exe 700 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\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1042 = "Ulaanbaatar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1972 = "Belarus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1722 = "Libya Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2872 = "Magallanes Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-872 = "Pakistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1912 = "Russia TZ 10 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2572 = "Turks and Caicos Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-461 = "Afghanistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-722 = "Central Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-771 = "Montevideo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs 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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time" 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1932 = "Russia TZ 11 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2532 = "Chatham Islands Standard 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,-215 = "Pacific Standard Time (Mexico)" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-352 = "FLE Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-261 = "GMT Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3052 = "Qyzylorda Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-302 = "Romance 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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates 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,-1022 = "Bangladesh Standard 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\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4128 powershell.exe 4128 powershell.exe 3636 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 3636 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 3088 powershell.exe 3088 powershell.exe 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 1884 powershell.exe 1884 powershell.exe 816 powershell.exe 816 powershell.exe 4580 powershell.exe 4580 powershell.exe 5096 powershell.exe 5096 powershell.exe 732 powershell.exe 732 powershell.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 412 csrss.exe 412 csrss.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 412 csrss.exe 412 csrss.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 412 csrss.exe 412 csrss.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe 4516 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4128 powershell.exe Token: SeDebugPrivilege 3636 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Token: SeImpersonatePrivilege 3636 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe Token: SeDebugPrivilege 3088 powershell.exe Token: SeDebugPrivilege 1884 powershell.exe Token: SeDebugPrivilege 816 powershell.exe Token: SeDebugPrivilege 4580 powershell.exe Token: SeDebugPrivilege 5096 powershell.exe Token: SeDebugPrivilege 732 powershell.exe Token: SeSystemEnvironmentPrivilege 412 csrss.exe Token: SeSecurityPrivilege 3052 sc.exe Token: SeSecurityPrivilege 3052 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3636 wrote to memory of 4128 3636 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 84 PID 3636 wrote to memory of 4128 3636 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 84 PID 3636 wrote to memory of 4128 3636 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 84 PID 4792 wrote to memory of 3088 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 95 PID 4792 wrote to memory of 3088 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 95 PID 4792 wrote to memory of 3088 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 95 PID 4792 wrote to memory of 4732 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 99 PID 4792 wrote to memory of 4732 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 99 PID 4732 wrote to memory of 224 4732 cmd.exe 101 PID 4732 wrote to memory of 224 4732 cmd.exe 101 PID 4792 wrote to memory of 1884 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 102 PID 4792 wrote to memory of 1884 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 102 PID 4792 wrote to memory of 1884 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 102 PID 4792 wrote to memory of 816 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 104 PID 4792 wrote to memory of 816 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 104 PID 4792 wrote to memory of 816 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 104 PID 4792 wrote to memory of 412 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 106 PID 4792 wrote to memory of 412 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 106 PID 4792 wrote to memory of 412 4792 357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe 106 PID 412 wrote to memory of 4580 412 csrss.exe 107 PID 412 wrote to memory of 4580 412 csrss.exe 107 PID 412 wrote to memory of 4580 412 csrss.exe 107 PID 412 wrote to memory of 5096 412 csrss.exe 113 PID 412 wrote to memory of 5096 412 csrss.exe 113 PID 412 wrote to memory of 5096 412 csrss.exe 113 PID 412 wrote to memory of 732 412 csrss.exe 115 PID 412 wrote to memory of 732 412 csrss.exe 115 PID 412 wrote to memory of 732 412 csrss.exe 115 PID 412 wrote to memory of 4516 412 csrss.exe 117 PID 412 wrote to memory of 4516 412 csrss.exe 117 PID 2096 wrote to memory of 1320 2096 windefender.exe 123 PID 2096 wrote to memory of 1320 2096 windefender.exe 123 PID 2096 wrote to memory of 1320 2096 windefender.exe 123 PID 1320 wrote to memory of 3052 1320 cmd.exe 124 PID 1320 wrote to memory of 3052 1320 cmd.exe 124 PID 1320 wrote to memory of 3052 1320 cmd.exe 124 -
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\357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe"C:\Users\Admin\AppData\Local\Temp\357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3636 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4128
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C:\Users\Admin\AppData\Local\Temp\357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.exe"C:\Users\Admin\AppData\Local\Temp\357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835.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:4792 -
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:3088
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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:4732 -
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:224
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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:1884
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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:816
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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:412 -
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:4580
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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:4532
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4872
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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:5096
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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:732
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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:4516
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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:700
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2096 -
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:1320 -
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:3052
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4836
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
MD59131f8316097c2655e129804b5bce786
SHA17d94d39f1df44ddb83f25a685e1934ee785b31b0
SHA256dbfb4ccddb2b24ffcdc3cdab4673169388ba46051aa87ce545957b9ef921ed41
SHA51276bf3a826f34c3d5e2ce56e80b0aecf13a7a6315a8f4eaf6b9eae7d8eb2752de1162cf1697ebeb30f0c3293c1f545501a0dbbe559d38a61ffd7d101af55018d0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD525356b7b9690197846f7b6158ecfa3ed
SHA120712ce1fa3a4ed87d409b30e9877dd6abf40cc7
SHA25650cf11f8ad01b9e6fbee9c44d4c2878d66808bf7ebad5acd51205e702e3c3303
SHA512f34a999c445caff9241a9374bb38aa18570fa921ff10175c69f29b33cae7bf6454a2c38ba0f202361b1feffb89e137ead38abc3faa0892c9c221fae4dc65df29
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5218a447b8a4ec57b132113d12bc36399
SHA1e05af4d8cd7d79adbfc68c31a7681c2a98ec7ac4
SHA256f0e5e56ba207f6672bcd84081bdff7c62fe2ef679ba4070018485b5bcb765164
SHA512f3b6b875b1f74e6ceadbe21b49196ae869e55c0784fc6df3b8fc2ca90d2376d01ab998059283b75b1e589112a7ac0a95f6a90d6cdbc0cb3dd1194722e8b07f86
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d9270164b99755e685cd782da186b29d
SHA1d1c873b6714ae943dc4253327339f719332bb16c
SHA2567d623cbdd5b5c018bcb8f8da594e755da91e8081dc3d5accd04062d718412071
SHA512e1863509168034f62f04326245370be0c4a205b8197e407c3e8c528d23076e3293e5e4a4ea616dc1449c6d5a33624e48cc940d086b2b4023df97c0e5ce07a107
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD575868615111d0dd85b8e64bd9d418452
SHA19f91030afba717c3f0a578d78809b06c68ae4e7f
SHA2561dd7f326c86f421a145aeba02df3cdded3cdc4e9f483020f5e646e5737cbfbd6
SHA512bbb43a59f879afb95b75b0b7161c7b929eaa276e1cd6f3bb019f552758ef5dce8d47bfc6f5321bcb7b8fdeb82d0d9c67ed9d6316cbec703a8146e5872d347e42
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Filesize
4.1MB
MD5a3a8952afd47a56d0dd4222dc564cd90
SHA1fce72b95267c9fc788ee16ca92bcecebdd98b282
SHA256357b5dec6276291a4712e8e301ea1fe16034603aace110fd56b469f0796b8835
SHA512e10bff189b9249ffbfdfc9132b754a5183116705bf7c4286e2d51946f7dbfddebafc213b151595f41aeba862ecd1cb181389994eb7f331837041967982b74f77
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec