Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
17-05-2023 23:14
Static task
static1
General
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Target
d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe
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Size
4.1MB
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MD5
0dfc4b2e44a9aef07b5f56a763d76020
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SHA1
824699a1542c50d1bcd833fe3b3949858d53d3c3
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SHA256
d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86
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SHA512
5f176027f7ef1b13a0f43993cf55bcf9cfb0cea886e3eaf19a115dadc1c9c10f7fce6931f47af535592bb8b249d97aaa33b4ed176b8a758faa5d6a9844cdc84a
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SSDEEP
98304:kDpdbi8p01C814IljdOBeZPgrBO+O/ZLJLVElyEOcmB9:6aL1C86mdOBe4r8//Y6r
Malware Config
Signatures
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Glupteba payload 17 IoCs
resource yara_rule behavioral1/memory/2132-122-0x0000000002D90000-0x000000000367B000-memory.dmp family_glupteba behavioral1/memory/2132-185-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2132-416-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2132-418-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4156-662-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4156-927-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4156-1149-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1772-1404-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1772-1792-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1772-1888-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1772-1897-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1772-1899-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1772-1901-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1772-1903-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1772-1905-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1772-1907-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1772-1915-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe = "0" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 4404 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 1772 csrss.exe 4896 injector.exe 4852 windefender.exe 4900 windefender.exe 2452 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral1/files/0x000600000001af1d-1891.dat upx behavioral1/memory/4852-1892-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x000600000001af1d-1893.dat upx behavioral1/files/0x000600000001af1d-1894.dat upx behavioral1/memory/4852-1895-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4900-1896-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4900-1902-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4900-1908-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x000800000001af1c-1912.dat upx behavioral1/files/0x000800000001af1c-1913.dat upx behavioral1/memory/2452-1914-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral1/memory/4900-1916-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2452-1917-0x0000000000400000-0x0000000000C25000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe = "0" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (str) \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe File created C:\Windows\rss\csrss.exe d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.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 2692 sc.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2092 schtasks.exe 1200 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,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-262 = "GMT Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1892 = "Russia TZ 3 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Key created \REGISTRY\USER\.DEFAULT\System\CurrentControlSet\Control netsh.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1471 = "Magadan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1802 = "Line Islands Standard Time" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-202 = "US Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-212 = "Pacific 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" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA 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\1e\52C64B7E\@tzres.dll,-161 = "Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1842 = "Russia TZ 4 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2432 = "Cuba Standard 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,-1471 = "Magadan Daylight Time" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Key created \REGISTRY\USER\.DEFAULT\SYSTEM\CurrentControlSet\Control\NetTrace netsh.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2751 = "Tomsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Key created \REGISTRY\USER\.DEFAULT\System\CurrentControlSet\Control\NetTrace\Session netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1971 = "Belarus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-512 = "Central Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time" d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2391 = "Aleutian Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3252 powershell.exe 3252 powershell.exe 3252 powershell.exe 2132 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 2132 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 216 powershell.exe 216 powershell.exe 216 powershell.exe 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 4376 powershell.exe 4376 powershell.exe 4376 powershell.exe 4572 powershell.exe 4572 powershell.exe 4572 powershell.exe 2820 powershell.exe 2820 powershell.exe 2820 powershell.exe 4060 powershell.exe 4060 powershell.exe 4060 powershell.exe 1496 powershell.exe 1496 powershell.exe 1496 powershell.exe 4896 injector.exe 4896 injector.exe 4896 injector.exe 4896 injector.exe 4896 injector.exe 4896 injector.exe 1772 csrss.exe 1772 csrss.exe 4896 injector.exe 4896 injector.exe 4896 injector.exe 4896 injector.exe 4896 injector.exe 4896 injector.exe 1772 csrss.exe 1772 csrss.exe 4896 injector.exe 4896 injector.exe 1772 csrss.exe 1772 csrss.exe 4896 injector.exe 4896 injector.exe 4896 injector.exe 4896 injector.exe 4896 injector.exe 4896 injector.exe 4896 injector.exe 4896 injector.exe 4896 injector.exe 4896 injector.exe 4896 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3252 powershell.exe Token: SeDebugPrivilege 2132 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Token: SeImpersonatePrivilege 2132 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe Token: SeDebugPrivilege 216 powershell.exe Token: SeDebugPrivilege 4376 powershell.exe Token: SeDebugPrivilege 4572 powershell.exe Token: SeDebugPrivilege 2820 powershell.exe Token: SeDebugPrivilege 4060 powershell.exe Token: SeDebugPrivilege 1496 powershell.exe Token: SeSystemEnvironmentPrivilege 1772 csrss.exe Token: SeSecurityPrivilege 2692 sc.exe Token: SeSecurityPrivilege 2692 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 2132 wrote to memory of 3252 2132 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 67 PID 2132 wrote to memory of 3252 2132 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 67 PID 2132 wrote to memory of 3252 2132 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 67 PID 4156 wrote to memory of 216 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 72 PID 4156 wrote to memory of 216 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 72 PID 4156 wrote to memory of 216 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 72 PID 4156 wrote to memory of 3388 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 74 PID 4156 wrote to memory of 3388 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 74 PID 3388 wrote to memory of 4404 3388 cmd.exe 76 PID 3388 wrote to memory of 4404 3388 cmd.exe 76 PID 4156 wrote to memory of 4376 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 77 PID 4156 wrote to memory of 4376 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 77 PID 4156 wrote to memory of 4376 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 77 PID 4156 wrote to memory of 4572 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 79 PID 4156 wrote to memory of 4572 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 79 PID 4156 wrote to memory of 4572 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 79 PID 4156 wrote to memory of 1772 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 81 PID 4156 wrote to memory of 1772 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 81 PID 4156 wrote to memory of 1772 4156 d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe 81 PID 1772 wrote to memory of 2820 1772 csrss.exe 82 PID 1772 wrote to memory of 2820 1772 csrss.exe 82 PID 1772 wrote to memory of 2820 1772 csrss.exe 82 PID 1772 wrote to memory of 4060 1772 csrss.exe 89 PID 1772 wrote to memory of 4060 1772 csrss.exe 89 PID 1772 wrote to memory of 4060 1772 csrss.exe 89 PID 1772 wrote to memory of 1496 1772 csrss.exe 91 PID 1772 wrote to memory of 1496 1772 csrss.exe 91 PID 1772 wrote to memory of 1496 1772 csrss.exe 91 PID 1772 wrote to memory of 4896 1772 csrss.exe 93 PID 1772 wrote to memory of 4896 1772 csrss.exe 93 PID 4852 wrote to memory of 4780 4852 windefender.exe 100 PID 4852 wrote to memory of 4780 4852 windefender.exe 100 PID 4852 wrote to memory of 4780 4852 windefender.exe 100 PID 4780 wrote to memory of 2692 4780 cmd.exe 101 PID 4780 wrote to memory of 2692 4780 cmd.exe 101 PID 4780 wrote to memory of 2692 4780 cmd.exe 101 PID 1772 wrote to memory of 2452 1772 csrss.exe 103 PID 1772 wrote to memory of 2452 1772 csrss.exe 103 PID 1772 wrote to memory of 2452 1772 csrss.exe 103 -
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\d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe"C:\Users\Admin\AppData\Local\Temp\d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2132 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3252
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C:\Users\Admin\AppData\Local\Temp\d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe"C:\Users\Admin\AppData\Local\Temp\d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86.exe"2⤵
- Windows security bypass
- Windows security modification
- 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:4156 -
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:216
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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:3388 -
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
- Modifies data under HKEY_USERS
PID:4404
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4376
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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:4572
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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:1772 -
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:2820
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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:2092
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4932
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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:4060
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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:1496
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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:4896
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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:1200
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4852 -
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:4780 -
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:2692
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C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exeC:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe4⤵
- Executes dropped EXE
PID:2452
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4900
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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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
MD51c19c16e21c97ed42d5beabc93391fc5
SHA18ad83f8e0b3acf8dfbbf87931e41f0d664c4df68
SHA2561bcd97396c83babfe6c5068ba590d7a3f8b70e72955a9d1e4070648e404cbf05
SHA5127d18776d8f649b3d29c182ff03efc6cea8b527542ee55304980f24577aae8b64e37044407776e220984346c3998ace5f8853afa58c8b38407482a728e9495e0c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD524f130230a265b4bc52c8fff8feca5a4
SHA1285822fef14cea859f0114218688cb9cb34b0887
SHA256fda0653bae8555acb5066ee82460cee281bbf6a6fb0636f2b9c4633eb43ffce7
SHA512d53744c90495d39a7394f992ba701902611a2385be8143c710fdb1f1e1da436fa8eeee9c0725f243f8d24e46b6d4e046b3d5f66d6bdc79a2f19a54b634547c66
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5d49d4fb466f106b4e027052f4c66c80a
SHA1d48b73116bee4019b74267e88359596aefe7fa56
SHA25678430e01468b9ecddb3595461d7738c9deb2cdbdee7ca5523bc719f07e72cf06
SHA512492a19c673a04746513c78fc46c11a52cea34c5efdc72ea2cdbb03fcca15a68959ff8ff4686d6250496e00eba0b6dac681ac2674371df49b4ab708b12d56ca0a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD56e9bada72f458a636085543d93ff2654
SHA1f1b6ba5dbd09ff5a5a22787889b3a9b2ae315acc
SHA256e88f0fe02ce647c346111c8d792a3e0ad77adcdb590007c3664537f8af83fcbc
SHA51261e9515e2b6fb2d281050938b66fa3abf92b0e5b1563286347abb5c66f7d01071cbc832cb061fe7fc99bec229f5688818d3cb3e5ac62610bc34605e463f9704d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD59cd3c69b821bfd5b7ec43b4a1c8ebe4f
SHA17f57a7bfd9509aca3ba6d172e869c58ba52afc62
SHA2563aaa3952f9e3bbceec41248060759a4c225132edb96315c4fd5efd9daf350a62
SHA512792bdf54636c9dd136162eb3deb0e161b952c53f953ea13024f1e705c3ff2b68029224a523af8b3e22983fe1dca595262cd9c266742f2e2f152989b99bfb7259
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD536bd64efc58877d999d7be77226e0c09
SHA1798e172788a130247e70c7d9e711ed8c63cab338
SHA256ad8574e1513b80164b10628f741a5a1eba434a955c2177e38cffd390b3f44b65
SHA5121e5042b9b49ae56a0cd5c018e27195c647712877c473236b5d93d60b6a7c889d59a70af2a5565770f256d5838a7dbfc1be6fa5b8e0b26da4996b886f95ce27d6
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Filesize
4.1MB
MD50dfc4b2e44a9aef07b5f56a763d76020
SHA1824699a1542c50d1bcd833fe3b3949858d53d3c3
SHA256d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86
SHA5125f176027f7ef1b13a0f43993cf55bcf9cfb0cea886e3eaf19a115dadc1c9c10f7fce6931f47af535592bb8b249d97aaa33b4ed176b8a758faa5d6a9844cdc84a
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Filesize
4.1MB
MD50dfc4b2e44a9aef07b5f56a763d76020
SHA1824699a1542c50d1bcd833fe3b3949858d53d3c3
SHA256d5b977c613148522a517e39a9d663792cc5971d4a4d3955256ea00a2248f0b86
SHA5125f176027f7ef1b13a0f43993cf55bcf9cfb0cea886e3eaf19a115dadc1c9c10f7fce6931f47af535592bb8b249d97aaa33b4ed176b8a758faa5d6a9844cdc84a
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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