Analysis
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max time kernel
151s -
max time network
158s -
platform
windows10-2004_x64 -
resource
win10v2004-20230824-en -
resource tags
arch:x64arch:x86image:win10v2004-20230824-enlocale:en-usos:windows10-2004-x64system -
submitted
28-08-2023 15:21
Static task
static1
General
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Target
b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe
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Size
4.2MB
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MD5
b90cb2aec568cff5cc2a3a4974c93fd0
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SHA1
188566fa635d7463bb71f96dd08744eefe87fe9b
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SHA256
b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe
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SHA512
3a90573aacd038a7eb78fd7f506edf5229ce2ff702333c2b0bf2e3ea7494ab3d5d86755edb16ee8312efcd0b23177b542c9457dae4aecb2237982805c2777ce1
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SSDEEP
98304:ei2KCQCNd0Gk/cBy0oEZx0XwXiUpEhu0m0f5J0:7pCb0Gk50oEgAXDEI0JU
Malware Config
Signatures
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Glupteba payload 17 IoCs
resource yara_rule behavioral1/memory/1636-2-0x00000000045B0000-0x0000000004E9B000-memory.dmp family_glupteba behavioral1/memory/1636-3-0x0000000000400000-0x0000000002302000-memory.dmp family_glupteba behavioral1/memory/1636-4-0x0000000000400000-0x0000000002302000-memory.dmp family_glupteba behavioral1/memory/1636-6-0x0000000000400000-0x0000000002302000-memory.dmp family_glupteba behavioral1/memory/1636-7-0x00000000045B0000-0x0000000004E9B000-memory.dmp family_glupteba behavioral1/memory/1636-33-0x0000000000400000-0x0000000002302000-memory.dmp family_glupteba behavioral1/memory/1636-59-0x0000000000400000-0x0000000002302000-memory.dmp family_glupteba behavioral1/memory/640-62-0x0000000000400000-0x0000000002302000-memory.dmp family_glupteba behavioral1/memory/640-88-0x0000000000400000-0x0000000002302000-memory.dmp family_glupteba behavioral1/memory/640-124-0x0000000000400000-0x0000000002302000-memory.dmp family_glupteba behavioral1/memory/640-156-0x0000000000400000-0x0000000002302000-memory.dmp family_glupteba behavioral1/memory/1996-161-0x0000000000400000-0x0000000002302000-memory.dmp family_glupteba behavioral1/memory/1996-191-0x0000000000400000-0x0000000002302000-memory.dmp family_glupteba behavioral1/memory/1996-244-0x0000000000400000-0x0000000002302000-memory.dmp family_glupteba behavioral1/memory/1996-252-0x0000000000400000-0x0000000002302000-memory.dmp family_glupteba behavioral1/memory/1996-253-0x0000000000400000-0x0000000002302000-memory.dmp family_glupteba behavioral1/memory/1996-254-0x0000000000400000-0x0000000002302000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 2632 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 1996 csrss.exe 2804 injector.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-642304425-1816607141-2958861556-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Set value (str) \REGISTRY\USER\S-1-5-21-642304425-1816607141-2958861556-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
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 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe File created C:\Windows\rss\csrss.exe b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.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 4392 schtasks.exe 4608 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.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" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.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,-2512 = "Lord Howe Standard Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs 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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.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,-1472 = "Magadan Standard Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 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\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 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,-252 = "Dateline Standard Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.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,-2431 = "Cuba Daylight Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates 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,-1661 = "Bahia Daylight Time" b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1488 powershell.exe 1488 powershell.exe 1636 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 1636 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 4132 powershell.exe 4132 powershell.exe 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 4692 powershell.exe 4692 powershell.exe 3748 powershell.exe 3748 powershell.exe 1880 powershell.exe 1880 powershell.exe 3868 powershell.exe 3868 powershell.exe 2200 powershell.exe 2200 powershell.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 1996 csrss.exe 1996 csrss.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 1996 csrss.exe 1996 csrss.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe 2804 injector.exe -
Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: SeDebugPrivilege 1488 powershell.exe Token: SeDebugPrivilege 1636 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Token: SeImpersonatePrivilege 1636 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe Token: SeDebugPrivilege 4132 powershell.exe Token: SeDebugPrivilege 4692 powershell.exe Token: SeDebugPrivilege 3748 powershell.exe Token: SeDebugPrivilege 1880 powershell.exe Token: SeDebugPrivilege 3868 powershell.exe Token: SeDebugPrivilege 2200 powershell.exe Token: SeSystemEnvironmentPrivilege 1996 csrss.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 1636 wrote to memory of 1488 1636 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 85 PID 1636 wrote to memory of 1488 1636 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 85 PID 1636 wrote to memory of 1488 1636 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 85 PID 640 wrote to memory of 4132 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 92 PID 640 wrote to memory of 4132 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 92 PID 640 wrote to memory of 4132 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 92 PID 640 wrote to memory of 5040 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 94 PID 640 wrote to memory of 5040 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 94 PID 5040 wrote to memory of 2632 5040 cmd.exe 96 PID 5040 wrote to memory of 2632 5040 cmd.exe 96 PID 640 wrote to memory of 4692 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 97 PID 640 wrote to memory of 4692 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 97 PID 640 wrote to memory of 4692 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 97 PID 640 wrote to memory of 3748 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 99 PID 640 wrote to memory of 3748 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 99 PID 640 wrote to memory of 3748 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 99 PID 640 wrote to memory of 1996 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 101 PID 640 wrote to memory of 1996 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 101 PID 640 wrote to memory of 1996 640 b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe 101 PID 1996 wrote to memory of 1880 1996 csrss.exe 102 PID 1996 wrote to memory of 1880 1996 csrss.exe 102 PID 1996 wrote to memory of 1880 1996 csrss.exe 102 PID 1996 wrote to memory of 3868 1996 csrss.exe 107 PID 1996 wrote to memory of 3868 1996 csrss.exe 107 PID 1996 wrote to memory of 3868 1996 csrss.exe 107 PID 1996 wrote to memory of 2200 1996 csrss.exe 110 PID 1996 wrote to memory of 2200 1996 csrss.exe 110 PID 1996 wrote to memory of 2200 1996 csrss.exe 110 PID 1996 wrote to memory of 2804 1996 csrss.exe 112 PID 1996 wrote to memory of 2804 1996 csrss.exe 112
Processes
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C:\Users\Admin\AppData\Local\Temp\b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe"C:\Users\Admin\AppData\Local\Temp\b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1636 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1488
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C:\Users\Admin\AppData\Local\Temp\b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.exe"C:\Users\Admin\AppData\Local\Temp\b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe.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:640 -
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:4132
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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:5040 -
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:2632
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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:4692
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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:3748
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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.
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1996 -
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:1880
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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:4608
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2792
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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:3868
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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:2200
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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:2804
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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:4392
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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
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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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
MD5059191de9ac97989f6e391373857d1e4
SHA186e49dd93cb20c63877b8c0a597af18b8e8447cc
SHA2564e078e2f014892c63bbcd18c5b6b19cef5c7412c4846e6cac6f11863334d69ab
SHA51289c640f801c902a93928fbb6f168a4f70f126c0e85267e29936100eef1329c506bede81a4276fbd44958e5330f084a225cf274312f492cb7f370eae16158b11e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d8657a52b5417cec98d900424de31352
SHA1292290ed4169b39ec58253c605cea8aa097fe053
SHA2567382a5dcef8315cd0d5694f792f831573d10056d9cae9dbfc6e938e92441f74f
SHA51296e1dafee44a15795f5e74f024d3cdbac356e031217819a6a035ed6d15a29e0f8771af0097decb41181f84d06794283f1db9cbf2a07da3d89ab8b253a723f21d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5eb3763d3e9f613b093c03ae2904923a2
SHA1908f7e67d16ef6f98e91d80bd72dd47263fb6338
SHA256f445aaea4c669430f492da4c00912a94b2c39d6e32fb09c9d4d5a09f4c81df14
SHA512e11e9b49de87faf557db90a9e1653c9120c2f89dfdd0da3c7f128903e24a8a314afb5a196a00de885ba645032ea7c8fc3d2b67a5936b640c85e9e1c5dd5d0677
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD510b15fbe86662a2775020113961c302b
SHA1ebdbf21d73366dc555d1f624422bfa1f27d82d18
SHA256f8d8c7acf3eae6512de16952b1b77ac081b69c9b284e0fe6b6a292953bd7d918
SHA512e4ec431aa82e957b6f9492f0926e51b4715ebfa5d5a35c21568b4f6e5a833ea25039c436e99d708c2ba4dde0694b9dcca5b57c4f5b0bdfdb093c6a4afe84a292
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5248e2a274278fb80a3de400b003ca815
SHA14384d675ef0bdfbd2adb31589e7d218d6d8d4eea
SHA256cc8a2e5ea825a51b29b198ef73954c273b5f18832a718813940be73355151d1d
SHA512eaf1b43f655cba91cf9d3451cb99f61ee1183063746d86db5574b682a09d32314b4a46c57d65f23bdd28cdfd5bc90d6031784e5656fbcfe939a1e1203c0a8c8b
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Filesize
4.2MB
MD5b90cb2aec568cff5cc2a3a4974c93fd0
SHA1188566fa635d7463bb71f96dd08744eefe87fe9b
SHA256b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe
SHA5123a90573aacd038a7eb78fd7f506edf5229ce2ff702333c2b0bf2e3ea7494ab3d5d86755edb16ee8312efcd0b23177b542c9457dae4aecb2237982805c2777ce1
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Filesize
4.2MB
MD5b90cb2aec568cff5cc2a3a4974c93fd0
SHA1188566fa635d7463bb71f96dd08744eefe87fe9b
SHA256b69d05c18d104d48c13daa70dde721b27c3c9b10f7fb80dc894b7c4e44d333fe
SHA5123a90573aacd038a7eb78fd7f506edf5229ce2ff702333c2b0bf2e3ea7494ab3d5d86755edb16ee8312efcd0b23177b542c9457dae4aecb2237982805c2777ce1