Analysis
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max time kernel
131s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
03-06-2023 21:05
Static task
static1
General
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Target
7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe
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Size
4.2MB
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MD5
8eaa2793d30984889c7ca9015d52214e
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SHA1
1544ac3184a0869f5b9e91f34c6a3399b7913e64
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SHA256
7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3
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SHA512
68c706c15cfd172df22810f8154e90276d15ca35b1c04ef7beb1cae06fd0f63378d0901eef7ccfc94b0fb4fe2cfec7972e7f8c72c6019c4c6819966ab1d260d5
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SSDEEP
98304:/jnX49dnSuBh1DxGX/p0ls1M2ZuTaEmtsBqYP1:c9phhD4XOlZYsBRd
Malware Config
Signatures
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Glupteba payload 15 IoCs
resource yara_rule behavioral1/memory/4204-134-0x0000000005410000-0x0000000005CFB000-memory.dmp family_glupteba behavioral1/memory/4204-171-0x0000000000400000-0x00000000030D4000-memory.dmp family_glupteba behavioral1/memory/4204-179-0x0000000000400000-0x00000000030D4000-memory.dmp family_glupteba behavioral1/memory/1528-218-0x0000000000400000-0x00000000030D4000-memory.dmp family_glupteba behavioral1/memory/1528-260-0x0000000000400000-0x00000000030D4000-memory.dmp family_glupteba behavioral1/memory/1528-266-0x0000000000400000-0x00000000030D4000-memory.dmp family_glupteba behavioral1/memory/2312-293-0x0000000000400000-0x00000000030D4000-memory.dmp family_glupteba behavioral1/memory/2312-345-0x0000000000400000-0x00000000030D4000-memory.dmp family_glupteba behavioral1/memory/2312-352-0x0000000000400000-0x00000000030D4000-memory.dmp family_glupteba behavioral1/memory/2312-361-0x0000000000400000-0x00000000030D4000-memory.dmp family_glupteba behavioral1/memory/2312-363-0x0000000000400000-0x00000000030D4000-memory.dmp family_glupteba behavioral1/memory/2312-365-0x0000000000400000-0x00000000030D4000-memory.dmp family_glupteba behavioral1/memory/2312-367-0x0000000000400000-0x00000000030D4000-memory.dmp family_glupteba behavioral1/memory/2312-369-0x0000000000400000-0x00000000030D4000-memory.dmp family_glupteba behavioral1/memory/2312-371-0x0000000000400000-0x00000000030D4000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 3864 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2312 csrss.exe 4816 injector.exe 4600 windefender.exe 1648 windefender.exe -
resource yara_rule behavioral1/files/0x000700000002314e-355.dat upx behavioral1/memory/4600-356-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x000700000002314e-357.dat upx behavioral1/files/0x000700000002314e-358.dat upx behavioral1/memory/4600-359-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1648-360-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1648-366-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Set value (str) \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\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 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 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 -
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 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe -
Drops file in Windows directory 4 IoCs
description ioc Process 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 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe File created C:\Windows\rss\csrss.exe 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4720 sc.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 2732 4204 WerFault.exe 82 4700 1528 WerFault.exe 92 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4964 schtasks.exe 3564 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\@tzres.dll,-661 = "Cen. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-251 = "Dateline Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Key created \REGISTRY\USER\.DEFAULT\Software\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\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1022 = "Bangladesh Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2411 = "Marquesas Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-191 = "Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-384 = "Namibia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2372 = "Easter Island Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\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\@tzres.dll,-271 = "Greenwich Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2452 = "Saint Pierre Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs 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\1e\52C64B7E\@tzres.dll,-52 = "Greenland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-502 = "Nepal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-401 = "Arabic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-361 = "GTB Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-232 = "Hawaiian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1188 powershell.exe 1188 powershell.exe 4204 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 4204 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 3524 powershell.exe 3524 powershell.exe 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 1648 powershell.exe 1648 powershell.exe 4244 powershell.exe 4244 powershell.exe 1472 powershell.exe 1472 powershell.exe 4648 powershell.exe 4648 powershell.exe 1400 powershell.exe 1400 powershell.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 2312 csrss.exe 2312 csrss.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 2312 csrss.exe 2312 csrss.exe 4816 injector.exe 4816 injector.exe 2312 csrss.exe 2312 csrss.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe 4816 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1188 powershell.exe Token: SeDebugPrivilege 4204 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Token: SeImpersonatePrivilege 4204 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe Token: SeDebugPrivilege 3524 powershell.exe Token: SeDebugPrivilege 1648 powershell.exe Token: SeDebugPrivilege 4244 powershell.exe Token: SeDebugPrivilege 1472 powershell.exe Token: SeDebugPrivilege 4648 powershell.exe Token: SeDebugPrivilege 1400 powershell.exe Token: SeSystemEnvironmentPrivilege 2312 csrss.exe Token: SeSecurityPrivilege 4720 sc.exe Token: SeSecurityPrivilege 4720 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4204 wrote to memory of 1188 4204 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 83 PID 4204 wrote to memory of 1188 4204 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 83 PID 4204 wrote to memory of 1188 4204 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 83 PID 1528 wrote to memory of 3524 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 95 PID 1528 wrote to memory of 3524 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 95 PID 1528 wrote to memory of 3524 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 95 PID 1528 wrote to memory of 3692 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 97 PID 1528 wrote to memory of 3692 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 97 PID 3692 wrote to memory of 3864 3692 cmd.exe 99 PID 3692 wrote to memory of 3864 3692 cmd.exe 99 PID 1528 wrote to memory of 1648 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 100 PID 1528 wrote to memory of 1648 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 100 PID 1528 wrote to memory of 1648 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 100 PID 1528 wrote to memory of 4244 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 103 PID 1528 wrote to memory of 4244 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 103 PID 1528 wrote to memory of 4244 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 103 PID 1528 wrote to memory of 2312 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 105 PID 1528 wrote to memory of 2312 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 105 PID 1528 wrote to memory of 2312 1528 7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe 105 PID 2312 wrote to memory of 1472 2312 csrss.exe 108 PID 2312 wrote to memory of 1472 2312 csrss.exe 108 PID 2312 wrote to memory of 1472 2312 csrss.exe 108 PID 2312 wrote to memory of 4648 2312 csrss.exe 112 PID 2312 wrote to memory of 4648 2312 csrss.exe 112 PID 2312 wrote to memory of 4648 2312 csrss.exe 112 PID 2312 wrote to memory of 1400 2312 csrss.exe 116 PID 2312 wrote to memory of 1400 2312 csrss.exe 116 PID 2312 wrote to memory of 1400 2312 csrss.exe 116 PID 2312 wrote to memory of 4816 2312 csrss.exe 118 PID 2312 wrote to memory of 4816 2312 csrss.exe 118 PID 4600 wrote to memory of 1736 4600 windefender.exe 124 PID 4600 wrote to memory of 1736 4600 windefender.exe 124 PID 4600 wrote to memory of 1736 4600 windefender.exe 124 PID 1736 wrote to memory of 4720 1736 cmd.exe 125 PID 1736 wrote to memory of 4720 1736 cmd.exe 125 PID 1736 wrote to memory of 4720 1736 cmd.exe 125 -
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\7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe"C:\Users\Admin\AppData\Local\Temp\7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4204 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1188
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C:\Users\Admin\AppData\Local\Temp\7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.exe"C:\Users\Admin\AppData\Local\Temp\7f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3.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:1528 -
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:3524
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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:3692 -
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:3864
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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:1648
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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:4244
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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:2312 -
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:1472
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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:4964
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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:4648
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1844
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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:1400
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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:4816
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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:3564
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4600 -
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:1736 -
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:4720
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1528 -s 7003⤵
- Program crash
PID:4700
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4204 -s 7362⤵
- Program crash
PID:2732
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4204 -ip 42041⤵PID:1856
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1528 -ip 15281⤵PID:1996
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1648
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5df0ae7dae28e398e4fdd4761b21369c2
SHA17d9a87daf122703f02e14f6db66939591729ad8b
SHA2561f68553cf28a57109075d34155b39c2ee72336f919baeff714d2f7df24162b2d
SHA512768f38bab53dcbee733e2c1c2e629aa7cb0e95bde2c7aafa3ef0b0d6809950f8ffa45b49ffa03f7d6c7bda581e8c67284dcf120fc356e7a0dd119cb18ec3369f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5dbf74a5f112aee0a8570f0ba5a50a5dc
SHA1b550706b879c18f661f664312066ab173a9aef26
SHA25655f08848f5750c33861dac5236e1b083cea49bbed51da1aa0347c0cfaa0d0032
SHA51232d982910aab0b40ce671331eec2e3025aaba5de7e82a9f98caa88ca7b78d99421e7626d0d22311d7b5822ca565353dedc33f7f16bc390ba3e0d8661ec9594da
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58b5bb70451e556adf70e4b4a545eaa1e
SHA144b43814de65766a9169345054aa28e2e4bf3f9a
SHA256caa9ef5c219b3420ae339351667ccfe17effcb14cbc654365f90ff55cee82c66
SHA512d2f3278bc6a32235d6a8763c5e766e205688e260d010d57c047a281933739db7173217f9dbbcddbb940b51ed2e72861d8c75cd92aa722a897e3dd1e32133c832
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bf26a473754434f3e6c00b93ac318e96
SHA1fdeea7ed44af5b8c44c6855ceb3232ac4bb452e2
SHA256ef26fbf95dc382bf1230ee9efbb331dadfac5f8838916872d8963b44d5e19763
SHA512d4b9b8f157890276aeda53f6dc7d46bed3e12582bee41253aaa9de1b1bb38436fe31071f473329ed4239c91cd303e597d1809b6a48a8b21fa1818693f1adcabb
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a08afc1219b293591519ef3f0770703f
SHA16f7d0ed21bd7f719220c202f3dadb1e17d70f5c0
SHA256ccf20868577e65d70d347fc533366f88dd883dce2f6e0c38f9bc1ce1ca2fc4e2
SHA5124e9f96c5230668ea69787e0a2188136cb0f47f78e846aa4c13d199a40dfd0b5f88bcd87421532889064e8945db16b4d05bef3c0016c59751bed5ccfc1dc84329
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Filesize
4.2MB
MD58eaa2793d30984889c7ca9015d52214e
SHA11544ac3184a0869f5b9e91f34c6a3399b7913e64
SHA2567f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3
SHA51268c706c15cfd172df22810f8154e90276d15ca35b1c04ef7beb1cae06fd0f63378d0901eef7ccfc94b0fb4fe2cfec7972e7f8c72c6019c4c6819966ab1d260d5
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Filesize
4.2MB
MD58eaa2793d30984889c7ca9015d52214e
SHA11544ac3184a0869f5b9e91f34c6a3399b7913e64
SHA2567f45e34718eaace3a349f655b791bb264fc183c8b4fb5868c217dc7c919652f3
SHA51268c706c15cfd172df22810f8154e90276d15ca35b1c04ef7beb1cae06fd0f63378d0901eef7ccfc94b0fb4fe2cfec7972e7f8c72c6019c4c6819966ab1d260d5
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec