Analysis
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max time kernel
150s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
01/05/2024, 04:50
Static task
static1
Behavioral task
behavioral1
Sample
079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe
Resource
win10v2004-20240419-en
General
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Target
079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe
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Size
4.1MB
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MD5
76bd1a7f1723f2f601029f077d940d85
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SHA1
84ded836b2fb0e0e3dbab4881fb522c924cf27bc
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SHA256
079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2
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SHA512
cb9487bc157ab48b952967d206ca6c3181d422ad3470b7c19c165d1ca019dfce6bc320b4334775f886170aa6f77deffb1a87038f0117c0ba619dcea11760755f
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SSDEEP
98304:XnLDm1XoLdMR8t8Rupb9uumF9S8JB25VPPQ2VTa74pIHCae9:XfE4ht8Q1UumFLAPQ2VTFpIiaQ
Malware Config
Signatures
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Glupteba payload 17 IoCs
resource yara_rule behavioral1/memory/624-2-0x0000000005110000-0x00000000059FB000-memory.dmp family_glupteba behavioral1/memory/624-3-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/624-4-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/624-57-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/624-59-0x0000000005110000-0x00000000059FB000-memory.dmp family_glupteba behavioral1/memory/3876-69-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/3876-136-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/1740-218-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/1740-229-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/1740-231-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/1740-234-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/1740-238-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/1740-241-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/1740-243-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/1740-246-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/1740-250-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba behavioral1/memory/1740-253-0x0000000000400000-0x0000000002ED6000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4456 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1740 csrss.exe 1944 injector.exe 3720 windefender.exe 1128 windefender.exe -
resource yara_rule behavioral1/files/0x000b000000023bdb-222.dat upx behavioral1/memory/3720-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1128-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3720-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1128-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1128-237-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-2818691465-3043947619-2475182763-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.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 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.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 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe File created C:\Windows\rss\csrss.exe 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3436 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 1080 schtasks.exe 1872 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-105 = "Central Brazilian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-571 = "China Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-342 = "Egypt Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2322 = "Sakhalin Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1822 = "Russia TZ 1 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-432 = "Iran Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-751 = "Tonga Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-962 = "Paraguay Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-341 = "Egypt Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates 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\2a\52C64B7E\@tzres.dll,-2511 = "Lord Howe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-672 = "AUS Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-411 = "E. Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1892 = "Russia TZ 3 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1411 = "Syria Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-331 = "E. Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs 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\2a\52C64B7E\@tzres.dll,-842 = "Argentina Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1802 = "Line Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.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\2a\52C64B7E\@tzres.dll,-661 = "Cen. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-121 = "SA Pacific Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3820 powershell.exe 3820 powershell.exe 624 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 624 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 4060 powershell.exe 4060 powershell.exe 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 3772 powershell.exe 3772 powershell.exe 3716 powershell.exe 3716 powershell.exe 1048 powershell.exe 1048 powershell.exe 2760 powershell.exe 2760 powershell.exe 1660 powershell.exe 1660 powershell.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1740 csrss.exe 1740 csrss.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1740 csrss.exe 1740 csrss.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1740 csrss.exe 1740 csrss.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe 1944 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3820 powershell.exe Token: SeDebugPrivilege 624 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe Token: SeImpersonatePrivilege 624 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe Token: SeDebugPrivilege 4060 powershell.exe Token: SeDebugPrivilege 3772 powershell.exe Token: SeDebugPrivilege 3716 powershell.exe Token: SeDebugPrivilege 1048 powershell.exe Token: SeDebugPrivilege 2760 powershell.exe Token: SeDebugPrivilege 1660 powershell.exe Token: SeSystemEnvironmentPrivilege 1740 csrss.exe Token: SeSecurityPrivilege 3436 sc.exe Token: SeSecurityPrivilege 3436 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 624 wrote to memory of 3820 624 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 98 PID 624 wrote to memory of 3820 624 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 98 PID 624 wrote to memory of 3820 624 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 98 PID 3876 wrote to memory of 4060 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 103 PID 3876 wrote to memory of 4060 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 103 PID 3876 wrote to memory of 4060 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 103 PID 3876 wrote to memory of 2144 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 106 PID 3876 wrote to memory of 2144 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 106 PID 2144 wrote to memory of 4456 2144 cmd.exe 108 PID 2144 wrote to memory of 4456 2144 cmd.exe 108 PID 3876 wrote to memory of 3772 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 109 PID 3876 wrote to memory of 3772 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 109 PID 3876 wrote to memory of 3772 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 109 PID 3876 wrote to memory of 3716 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 112 PID 3876 wrote to memory of 3716 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 112 PID 3876 wrote to memory of 3716 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 112 PID 3876 wrote to memory of 1740 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 114 PID 3876 wrote to memory of 1740 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 114 PID 3876 wrote to memory of 1740 3876 079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe 114 PID 1740 wrote to memory of 1048 1740 csrss.exe 115 PID 1740 wrote to memory of 1048 1740 csrss.exe 115 PID 1740 wrote to memory of 1048 1740 csrss.exe 115 PID 1740 wrote to memory of 2760 1740 csrss.exe 121 PID 1740 wrote to memory of 2760 1740 csrss.exe 121 PID 1740 wrote to memory of 2760 1740 csrss.exe 121 PID 1740 wrote to memory of 1660 1740 csrss.exe 123 PID 1740 wrote to memory of 1660 1740 csrss.exe 123 PID 1740 wrote to memory of 1660 1740 csrss.exe 123 PID 1740 wrote to memory of 1944 1740 csrss.exe 125 PID 1740 wrote to memory of 1944 1740 csrss.exe 125 PID 3720 wrote to memory of 844 3720 windefender.exe 131 PID 3720 wrote to memory of 844 3720 windefender.exe 131 PID 3720 wrote to memory of 844 3720 windefender.exe 131 PID 844 wrote to memory of 3436 844 cmd.exe 132 PID 844 wrote to memory of 3436 844 cmd.exe 132 PID 844 wrote to memory of 3436 844 cmd.exe 132 -
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\079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe"C:\Users\Admin\AppData\Local\Temp\079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:624 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3820
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C:\Users\Admin\AppData\Local\Temp\079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.exe"C:\Users\Admin\AppData\Local\Temp\079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2.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:3876 -
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:4060
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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:2144 -
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:4456
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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:3772
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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:3716
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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:1740 -
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:1048
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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:1080
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1456
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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:2760
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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:1660
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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:1944
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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:1872
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3720 -
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:844 -
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:3436
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1128
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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54fc17d04b9bd761054064fda977f4750
SHA1774d3e5f23f5b6e503dc567f4a75b599d476a336
SHA2561207c281234a9c31ba2ab58f7a77e0942421e6aba8fc70d1132a96c5c83d105b
SHA512b1e30cca3aeedc525fb59d12cf4fed581b06bfc83adaa31b65d8bf3cbf64daf4bb26e99677bd82492550012706b069190aebf933f47bbfd872be84a4b19b002d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5dcdf5f75f17e729f1dd666afed574ac9
SHA1cf87341c0986090650f1fa44059985f6cdc21153
SHA256df862a7298d2e1b56ae125e4a260fe70e1acc9c7430474cf03a053ffd9aa3253
SHA512042b3b2e3369ed2a2e181863da75454cc3801bea0477b5c8836515a09fd662147c0b5689aacd52d3745a29746cd8a0e5049795e32a9761012325d001a3c118af
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d0951f25c12c302ea55418ffe7874189
SHA1a83f35f0b2156db5b700c0adf9e6e8e9b6c1a66a
SHA256010a7518f7f34fdbcf83ae733e4437ff71a4910d2288aca6b63fe0b05fea01ce
SHA512128d541dda386ca84eec02478f0402ed40f85afa6f738e12b83402f183feaca489f3c4ba81ff288e74b76f68a75de9d2a6ea33acb63031c9a7b202c9fe3cf16c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52500eeb7caeacc44a5c81a75092a8fbc
SHA10f26fe6b87f5c08e7f7f4c8da18215309202c71d
SHA256acc6dbcb9d6e5e467202d648fc9d2f8dd4800e7d745a7a332a184a1419647598
SHA512f88e93d47cb1b4e9324766c6aa59802cf52503afde85851bfd420b07b80000fce8036a0e878a2afa60030090c36c9afb53e36c0fbd06750e2bc8fe2953c93705
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b8253e37e2109d8e35e256bbe66468b9
SHA12c666104e1c292fd2f762e66dc2195cfde124e80
SHA2568fd37686b13006a9fae1aad0400722d325bfe0eb72edc0c6e55e0c96e1027330
SHA5123b07a9e62edbc2da2f65fefccc5af3424595137107f42d7638c7cea14d69175041a87815fcbc475ccbb0f83b77b1c7c4b6fd9feb0d16fe9e25be1e18735953ed
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Filesize
4.1MB
MD576bd1a7f1723f2f601029f077d940d85
SHA184ded836b2fb0e0e3dbab4881fb522c924cf27bc
SHA256079bf2cfc5ad89ada232fc9b7ac47716669d510a4a0e336025bf4cdbdb1e61d2
SHA512cb9487bc157ab48b952967d206ca6c3181d422ad3470b7c19c165d1ca019dfce6bc320b4334775f886170aa6f77deffb1a87038f0117c0ba619dcea11760755f
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec