Analysis
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max time kernel
142s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
19/08/2023, 21:27
Static task
static1
General
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Target
f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe
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Size
4.1MB
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MD5
fc600615c202297ff0722aa45ebc9b4d
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SHA1
8b29144131b0ea399b14303693e8d6d7a826f62c
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SHA256
f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f
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SHA512
866c5643bd6e7d4c157cb2f3954d522b1a33697fa6d6a5acf9f20804dfaa4e1fd9555a3f2a8a2084b38292f920f1750070e41ad8ceacafe5b3d7731dfdd946f2
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SSDEEP
98304:Sgl9Ot3yeZ3DD4CtP1tjV6i+HPzJiZaLfgzlukde:zit3yeh4CZzjV6i4P6aRkE
Malware Config
Signatures
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Glupteba payload 17 IoCs
resource yara_rule behavioral1/memory/684-134-0x0000000003DB0000-0x000000000469B000-memory.dmp family_glupteba behavioral1/memory/684-135-0x0000000000400000-0x0000000001C9D000-memory.dmp family_glupteba behavioral1/memory/684-157-0x0000000003DB0000-0x000000000469B000-memory.dmp family_glupteba behavioral1/memory/684-160-0x0000000000400000-0x0000000001C9D000-memory.dmp family_glupteba behavioral1/memory/4892-187-0x0000000000400000-0x0000000001C9D000-memory.dmp family_glupteba behavioral1/memory/684-200-0x0000000000400000-0x0000000001C9D000-memory.dmp family_glupteba behavioral1/memory/4892-213-0x0000000000400000-0x0000000001C9D000-memory.dmp family_glupteba behavioral1/memory/4892-262-0x0000000000400000-0x0000000001C9D000-memory.dmp family_glupteba behavioral1/memory/4892-281-0x0000000000400000-0x0000000001C9D000-memory.dmp family_glupteba behavioral1/memory/5076-283-0x0000000000400000-0x0000000001C9D000-memory.dmp family_glupteba behavioral1/memory/5076-325-0x0000000000400000-0x0000000001C9D000-memory.dmp family_glupteba behavioral1/memory/5076-371-0x0000000000400000-0x0000000001C9D000-memory.dmp family_glupteba behavioral1/memory/5076-376-0x0000000000400000-0x0000000001C9D000-memory.dmp family_glupteba behavioral1/memory/5076-385-0x0000000000400000-0x0000000001C9D000-memory.dmp family_glupteba behavioral1/memory/5076-388-0x0000000000400000-0x0000000001C9D000-memory.dmp family_glupteba behavioral1/memory/5076-391-0x0000000000400000-0x0000000001C9D000-memory.dmp family_glupteba behavioral1/memory/5076-400-0x0000000000400000-0x0000000001C9D000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 3356 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 5076 csrss.exe 2864 injector.exe 2912 windefender.exe 2488 windefender.exe 1820 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral1/files/0x0003000000022518-379.dat upx behavioral1/files/0x0003000000022518-381.dat upx behavioral1/files/0x0003000000022518-382.dat upx behavioral1/memory/2912-383-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2488-386-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2488-392-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x000300000000070b-396.dat upx behavioral1/files/0x000300000000070b-398.dat upx behavioral1/memory/2488-399-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1820-402-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral1/memory/1820-404-0x0000000000400000-0x0000000000C25000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Set value (str) \REGISTRY\USER\S-1-5-21-618519468-4027732583-1827558364-1000\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 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 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 -
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 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.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 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe File created C:\Windows\rss\csrss.exe f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4064 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 756 schtasks.exe 3812 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,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-932 = "Coordinated Universal 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" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-221 = "Alaskan Daylight Time" windefender.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\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.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,-385 = "Namibia Standard 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,-451 = "Caucasus Daylight Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1802 = "Line Islands Standard Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.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,-2042 = "Eastern Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1862 = "Russia TZ 6 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-631 = "Tokyo Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs 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,-52 = "Greenland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-211 = "Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-11 = "Azores Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\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\@tzres.dll,-841 = "Argentina Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2760 powershell.exe 2760 powershell.exe 684 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 684 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 2936 powershell.exe 2936 powershell.exe 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 1168 powershell.exe 1168 powershell.exe 1820 powershell.exe 1820 powershell.exe 4756 powershell.exe 4756 powershell.exe 2288 powershell.exe 2288 powershell.exe 1228 powershell.exe 1228 powershell.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 5076 csrss.exe 5076 csrss.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 5076 csrss.exe 5076 csrss.exe 2864 injector.exe 2864 injector.exe 5076 csrss.exe 5076 csrss.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe 2864 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2760 powershell.exe Token: SeDebugPrivilege 684 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Token: SeImpersonatePrivilege 684 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe Token: SeDebugPrivilege 2936 powershell.exe Token: SeDebugPrivilege 1168 powershell.exe Token: SeDebugPrivilege 1820 powershell.exe Token: SeDebugPrivilege 4756 powershell.exe Token: SeDebugPrivilege 2288 powershell.exe Token: SeDebugPrivilege 1228 powershell.exe Token: SeSystemEnvironmentPrivilege 5076 csrss.exe Token: SeSecurityPrivilege 4064 sc.exe Token: SeSecurityPrivilege 4064 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 684 wrote to memory of 2760 684 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 85 PID 684 wrote to memory of 2760 684 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 85 PID 684 wrote to memory of 2760 684 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 85 PID 4892 wrote to memory of 2936 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 93 PID 4892 wrote to memory of 2936 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 93 PID 4892 wrote to memory of 2936 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 93 PID 4892 wrote to memory of 3668 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 95 PID 4892 wrote to memory of 3668 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 95 PID 3668 wrote to memory of 3356 3668 cmd.exe 98 PID 3668 wrote to memory of 3356 3668 cmd.exe 98 PID 4892 wrote to memory of 1168 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 99 PID 4892 wrote to memory of 1168 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 99 PID 4892 wrote to memory of 1168 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 99 PID 4892 wrote to memory of 1820 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 101 PID 4892 wrote to memory of 1820 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 101 PID 4892 wrote to memory of 1820 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 101 PID 4892 wrote to memory of 5076 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 103 PID 4892 wrote to memory of 5076 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 103 PID 4892 wrote to memory of 5076 4892 f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe 103 PID 5076 wrote to memory of 4756 5076 csrss.exe 104 PID 5076 wrote to memory of 4756 5076 csrss.exe 104 PID 5076 wrote to memory of 4756 5076 csrss.exe 104 PID 5076 wrote to memory of 2288 5076 csrss.exe 109 PID 5076 wrote to memory of 2288 5076 csrss.exe 109 PID 5076 wrote to memory of 2288 5076 csrss.exe 109 PID 5076 wrote to memory of 1228 5076 csrss.exe 112 PID 5076 wrote to memory of 1228 5076 csrss.exe 112 PID 5076 wrote to memory of 1228 5076 csrss.exe 112 PID 5076 wrote to memory of 2864 5076 csrss.exe 114 PID 5076 wrote to memory of 2864 5076 csrss.exe 114 PID 2912 wrote to memory of 1860 2912 windefender.exe 120 PID 2912 wrote to memory of 1860 2912 windefender.exe 120 PID 2912 wrote to memory of 1860 2912 windefender.exe 120 PID 1860 wrote to memory of 4064 1860 cmd.exe 121 PID 1860 wrote to memory of 4064 1860 cmd.exe 121 PID 1860 wrote to memory of 4064 1860 cmd.exe 121 PID 5076 wrote to memory of 1820 5076 csrss.exe 123 PID 5076 wrote to memory of 1820 5076 csrss.exe 123 PID 5076 wrote to memory of 1820 5076 csrss.exe 123
Processes
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C:\Users\Admin\AppData\Local\Temp\f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe"C:\Users\Admin\AppData\Local\Temp\f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:684 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2760
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C:\Users\Admin\AppData\Local\Temp\f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.exe"C:\Users\Admin\AppData\Local\Temp\f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f.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:4892 -
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:2936
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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:3668 -
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:3356
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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:1168
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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:1820
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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:5076 -
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:4756
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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:756
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1504
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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:2288
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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:1228
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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:2864
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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:3812
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2912 -
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:1860 -
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:4064
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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:1820 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "csrss" /f5⤵PID:3144
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "ScheduledUpdate" /f5⤵PID:4360
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2488
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
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
99KB
MD509031a062610d77d685c9934318b4170
SHA1880f744184e7774f3d14c1bb857e21cc7fe89a6d
SHA256778bd69af403df3c4e074c31b3850d71bf0e64524bea4272a802ca9520b379dd
SHA5129a276e1f0f55d35f2bf38eb093464f7065bdd30a660e6d1c62eed5e76d1fb2201567b89d9ae65d2d89dc99b142159e36fb73be8d5e08252a975d50544a7cda27
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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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5209a27dd406d851298d4a2fcf490188a
SHA15de1b323bbdbb8cca6c281543f8eaf3c51d35544
SHA256df5d56fe5cc99736feb0eec0ca75c3aacb0e1254addd2e8a062b861c43af31bd
SHA512d66fb7f0dc415075180ef57ee33fd17915c43b0163c22b6f8d40825469805b986204c201bc2d57f20737901d866a3b65544eb249cf1a385ed0f2a19438052c6a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD502548b510a946e3d778ce282d6f945b8
SHA1d0b1b85ecea421370364e33854bf2652de8020db
SHA256e98897893a7b49ff19b951e497d65295b7cc7e1bae244ba494966752d9d96fd9
SHA51243722da124e3fe48cac75cb022e196c885b2343b30b67a54a645e371cd506162eb94110bebeaab3325f942e15aad4b20d810cf3b8c222499f23d8fb5915b7c3c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5107283ae33f0ca1d8b3e1739f019bc6b
SHA1f5ddacffaaa8e02a65e5ca92b8a079d300ffdb37
SHA2567cc468cebf1b7d92a1bb2a8f9b2c11451da38bed3f2097b8e13f691bf22594a0
SHA512633167c10010e106f1b3054b05f48c54a4a0a982cdf1381a0009f943f1344a6e1fdea19c1efefcb78e593890b9cc8c0305a786467b7ee77336a0fffb514d15aa
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f77a1a4adeb178f6c536bac22cdcf456
SHA1eadb8fa4905700c945d8998d573f67c40d866802
SHA2560f0d5964e5b300fbdfb0641245655f5f0fcb5c0c79645e5931aa13b7fc569ea6
SHA5122bd433e7330328141d57328382ac7ca3d81a48c7be3706625327f419928d949af024584a518320d26263b8110ae54441b64f0d4e3c181e22016a0491215d21d4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ee91118a8226c60c5055d4ab7905ac6c
SHA18b007481e1bbaf7f128521282a8b85ec6547e28e
SHA25652d9d7ebb646f8bc29abff4ec5fc99b1bdad603183e23a5e3de65ceab2b68d21
SHA5120bc5df30d31eea4b2dda94f36e5c5ac8e8723d1ef58cfb285c76ad9794ebf72c2ea66d57eb57dd743460655e4a8315a1c3834f19684902b6d00c32a12e61ce7f
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Filesize
4.1MB
MD5fc600615c202297ff0722aa45ebc9b4d
SHA18b29144131b0ea399b14303693e8d6d7a826f62c
SHA256f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f
SHA512866c5643bd6e7d4c157cb2f3954d522b1a33697fa6d6a5acf9f20804dfaa4e1fd9555a3f2a8a2084b38292f920f1750070e41ad8ceacafe5b3d7731dfdd946f2
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Filesize
4.1MB
MD5fc600615c202297ff0722aa45ebc9b4d
SHA18b29144131b0ea399b14303693e8d6d7a826f62c
SHA256f44db53c10ba9487a8a91c14485836772bf7525bcc45fab98d0ad7ce76da935f
SHA512866c5643bd6e7d4c157cb2f3954d522b1a33697fa6d6a5acf9f20804dfaa4e1fd9555a3f2a8a2084b38292f920f1750070e41ad8ceacafe5b3d7731dfdd946f2
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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