Analysis
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max time kernel
149s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
04/04/2024, 17:47
Static task
static1
Behavioral task
behavioral1
Sample
0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe
Resource
win10v2004-20240226-en
General
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Target
0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe
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Size
4.1MB
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MD5
7cf0ca418867417181209b579e96d979
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SHA1
a3c5ff7843aa17b8b1782fd9fc77b43d5676158a
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SHA256
0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b
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SHA512
52b073648564f332b9c10ffa4751c7dce169e2bfaacbd1f2c88036dd47119b0a254958072b090de9acc732ed60aba9952022bb47e49d243d4e95945be2f8dd46
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SSDEEP
98304:jH5J7CzszSbiwn7GrcYbqmT2oxXGbns7pL8WqJWTgfL:9MU4iw7Yx2bns7pLfTgfL
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/3808-2-0x00000000051C0000-0x0000000005AAB000-memory.dmp family_glupteba behavioral1/memory/3808-3-0x0000000000400000-0x0000000002F43000-memory.dmp family_glupteba behavioral1/memory/3808-55-0x0000000000400000-0x0000000002F43000-memory.dmp family_glupteba behavioral1/memory/3808-57-0x00000000051C0000-0x0000000005AAB000-memory.dmp family_glupteba behavioral1/memory/1804-59-0x0000000000400000-0x0000000002F43000-memory.dmp family_glupteba behavioral1/memory/1804-124-0x0000000004DC0000-0x00000000051C5000-memory.dmp family_glupteba behavioral1/memory/1804-156-0x0000000000400000-0x0000000002F43000-memory.dmp family_glupteba behavioral1/memory/2692-159-0x0000000000400000-0x0000000002F43000-memory.dmp family_glupteba behavioral1/memory/2692-258-0x0000000000400000-0x0000000002F43000-memory.dmp family_glupteba behavioral1/memory/2692-270-0x0000000000400000-0x0000000002F43000-memory.dmp family_glupteba behavioral1/memory/2692-273-0x0000000000400000-0x0000000002F43000-memory.dmp family_glupteba behavioral1/memory/2692-277-0x0000000000400000-0x0000000002F43000-memory.dmp family_glupteba behavioral1/memory/2692-281-0x0000000000400000-0x0000000002F43000-memory.dmp family_glupteba behavioral1/memory/2692-285-0x0000000000400000-0x0000000002F43000-memory.dmp family_glupteba behavioral1/memory/2692-289-0x0000000000400000-0x0000000002F43000-memory.dmp family_glupteba behavioral1/memory/2692-293-0x0000000000400000-0x0000000002F43000-memory.dmp family_glupteba behavioral1/memory/2692-297-0x0000000000400000-0x0000000002F43000-memory.dmp family_glupteba behavioral1/memory/2692-301-0x0000000000400000-0x0000000002F43000-memory.dmp family_glupteba behavioral1/memory/2692-305-0x0000000000400000-0x0000000002F43000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4284 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2692 csrss.exe 2036 injector.exe 3864 windefender.exe 3012 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023209-263.dat upx behavioral1/memory/3864-268-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3012-274-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3012-282-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe Set value (str) \REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\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 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 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe File created C:\Windows\rss\csrss.exe 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.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 5084 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 2080 schtasks.exe 544 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time" 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-732 = "Fiji Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-832 = "SA Eastern Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs 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\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time" 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-682 = "E. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-451 = "Caucasus Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-352 = "FLE Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2872 = "Magallanes Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-364 = "Middle East Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\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\22\52C64B7E\@tzres.dll,-2772 = "Omsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2752 = "Tomsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-162 = "Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-411 = "E. Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.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\22\52C64B7E\@tzres.dll,-962 = "Paraguay Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1912 = "Russia TZ 10 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs 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\22\52C64B7E\@tzres.dll,-622 = "Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2452 = "Saint Pierre Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-632 = "Tokyo Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\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\22\52C64B7E\@tzres.dll,-271 = "Greenwich Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-202 = "US Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1021 = "Bangladesh Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-334 = "Jordan Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4704 powershell.exe 4704 powershell.exe 3808 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 3808 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 3824 powershell.exe 3824 powershell.exe 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 2712 powershell.exe 2712 powershell.exe 2412 powershell.exe 2412 powershell.exe 1988 powershell.exe 1988 powershell.exe 4616 powershell.exe 4616 powershell.exe 2400 powershell.exe 2400 powershell.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2692 csrss.exe 2692 csrss.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2692 csrss.exe 2692 csrss.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2692 csrss.exe 2692 csrss.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe 2036 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4704 powershell.exe Token: SeDebugPrivilege 3808 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe Token: SeImpersonatePrivilege 3808 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe Token: SeDebugPrivilege 3824 powershell.exe Token: SeDebugPrivilege 2712 powershell.exe Token: SeDebugPrivilege 2412 powershell.exe Token: SeDebugPrivilege 1988 powershell.exe Token: SeDebugPrivilege 4616 powershell.exe Token: SeDebugPrivilege 2400 powershell.exe Token: SeSystemEnvironmentPrivilege 2692 csrss.exe Token: SeSecurityPrivilege 5084 sc.exe Token: SeSecurityPrivilege 5084 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3808 wrote to memory of 4704 3808 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 90 PID 3808 wrote to memory of 4704 3808 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 90 PID 3808 wrote to memory of 4704 3808 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 90 PID 1804 wrote to memory of 3824 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 100 PID 1804 wrote to memory of 3824 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 100 PID 1804 wrote to memory of 3824 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 100 PID 1804 wrote to memory of 4668 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 102 PID 1804 wrote to memory of 4668 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 102 PID 4668 wrote to memory of 4284 4668 cmd.exe 104 PID 4668 wrote to memory of 4284 4668 cmd.exe 104 PID 1804 wrote to memory of 2712 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 105 PID 1804 wrote to memory of 2712 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 105 PID 1804 wrote to memory of 2712 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 105 PID 1804 wrote to memory of 2412 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 107 PID 1804 wrote to memory of 2412 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 107 PID 1804 wrote to memory of 2412 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 107 PID 1804 wrote to memory of 2692 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 109 PID 1804 wrote to memory of 2692 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 109 PID 1804 wrote to memory of 2692 1804 0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe 109 PID 2692 wrote to memory of 1988 2692 csrss.exe 111 PID 2692 wrote to memory of 1988 2692 csrss.exe 111 PID 2692 wrote to memory of 1988 2692 csrss.exe 111 PID 2692 wrote to memory of 4616 2692 csrss.exe 117 PID 2692 wrote to memory of 4616 2692 csrss.exe 117 PID 2692 wrote to memory of 4616 2692 csrss.exe 117 PID 2692 wrote to memory of 2400 2692 csrss.exe 119 PID 2692 wrote to memory of 2400 2692 csrss.exe 119 PID 2692 wrote to memory of 2400 2692 csrss.exe 119 PID 2692 wrote to memory of 2036 2692 csrss.exe 121 PID 2692 wrote to memory of 2036 2692 csrss.exe 121 PID 3864 wrote to memory of 3680 3864 windefender.exe 127 PID 3864 wrote to memory of 3680 3864 windefender.exe 127 PID 3864 wrote to memory of 3680 3864 windefender.exe 127 PID 3680 wrote to memory of 5084 3680 cmd.exe 128 PID 3680 wrote to memory of 5084 3680 cmd.exe 128 PID 3680 wrote to memory of 5084 3680 cmd.exe 128 -
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\0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe"C:\Users\Admin\AppData\Local\Temp\0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3808 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4704
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C:\Users\Admin\AppData\Local\Temp\0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.exe"C:\Users\Admin\AppData\Local\Temp\0f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b.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:1804 -
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:3824
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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:4668 -
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:4284
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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:2712
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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:2412
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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:2692 -
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:1988
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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:2080
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2204
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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:4616
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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:2400
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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:2036
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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:544
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3864 -
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:3680 -
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:5084
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3012
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c6496c3c96084eac03007b7c8ad00233
SHA105acc66bbf7d5facca637accca9324355a412139
SHA2564de7264f878dc568d4fbdc5e1574543de8cf1358dc2e413cea5c42cd3877b75e
SHA512b6a1a3d1df0783bd96722b3510af6a1bdbd7ba21e3c84bbab94dbcb15bf037bfdc4aa823816170865c0afe75551d7c7564a4b4cfd56946eaa15274bb555b9617
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54e58a56e510f9ba631e344e0c2572b6a
SHA100596abffd293ed18848cf51c7f26d3750e8bffa
SHA256a2b9041d7fcb10f7c42e58ea467d3cc7ad248953b330177e542bb90272814b8b
SHA512ea9f920bea646459c777c0456d16d85abdb139f23bf64635afc3aad8107d388900f257c6e5ed0bf979312a47d47e91d1eab2560162f9a0429da52fcb8139327c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5afd7218f82ab101e3da86d2a5c7f1f5b
SHA1b7ba628cc4e05b266a863af1021ab18076dc9edd
SHA25677cb9e8853c4c4f3a01ee52da484d9660d54116c6ce29e076c124d885aac1e9b
SHA512921ff8b501cb8653c5bc59c946120a05c11778d2f94ad9e6da686709cea7aa82f1b3c696344652dc137847a49ebe769d7d13751e4b9a69618c339f601340926a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD533d073e5469455aa3f16824e4b469382
SHA15b8414cbefb2b338d2dbd9f23d4df12f84acad86
SHA2564887ec3023847057f81e7f3b8f6d9c9d1a3f0ccc2282c99b10622baa470e4b37
SHA512b767cbb0e19a15eb5afa57e45ff72edc8b57b4a118e0cbaa7b1ad6e8b9e90b89e33ee69242901104f280a0e7e0392b7ac38e908812b7d0a50e7e80fc49062698
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57d296705cbfa979ca439cadf6ef397d8
SHA16e2a9924e4805f176b2c558dc1c943e72e3a12e4
SHA256cb684fb83a2019852faa1786917760c8388b5ea82fb75c732e021f342eb07c39
SHA512053c247f17adc304f623212ac3404488057ed46babfeb66d19f892cc44d113d6ff595847f5ab6ce8a45cc7c14e97f0687b70b2ca4ffcc41af3796ad50726f869
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Filesize
4.1MB
MD57cf0ca418867417181209b579e96d979
SHA1a3c5ff7843aa17b8b1782fd9fc77b43d5676158a
SHA2560f465a479d5926ad685939658e4d7226e209d99cd5874b46fbd48dda36e49f1b
SHA51252b073648564f332b9c10ffa4751c7dce169e2bfaacbd1f2c88036dd47119b0a254958072b090de9acc732ed60aba9952022bb47e49d243d4e95945be2f8dd46
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec