Analysis
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max time kernel
149s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
22/04/2024, 13:04
Static task
static1
Behavioral task
behavioral1
Sample
abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe
Resource
win10v2004-20240412-en
General
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Target
abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe
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Size
4.2MB
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MD5
b4e4c71c2dc12b19e51b76c0222409ea
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SHA1
4487e504cabe1b5ddbb786189a6116f880c06e93
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SHA256
abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd
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SHA512
3f540df94eaf1ffedfb6dba3dcbadf6dfde5f0491cfbb9c147296dfd029794233018644a5369478ea905ffd99687159a39f2d1401b934380145474471b1f9919
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SSDEEP
98304:tZPo3260MgOrbiCV32rtyb/NI2zMT2AL+pJdusexglISbXBQ7CZIKInIB:tVxtMbiCsrtM/NmqVpJTlxQ2aKDB
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/4664-2-0x00000000051D0000-0x0000000005ABB000-memory.dmp family_glupteba behavioral1/memory/4664-3-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/4664-56-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/4664-57-0x00000000051D0000-0x0000000005ABB000-memory.dmp family_glupteba behavioral1/memory/1488-60-0x0000000005260000-0x0000000005B4B000-memory.dmp family_glupteba behavioral1/memory/1488-61-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/1488-94-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/1488-160-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/680-220-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/680-263-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/680-274-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/680-278-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/680-282-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/680-286-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/680-290-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/680-294-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/680-298-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral1/memory/680-302-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4636 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 680 csrss.exe 2480 injector.exe 4480 windefender.exe 2552 windefender.exe -
resource yara_rule behavioral1/files/0x000900000002336a-266.dat upx behavioral1/memory/4480-271-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2552-275-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2552-283-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe Set value (str) \REGISTRY\USER\S-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe File created C:\Windows\rss\csrss.exe abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.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 3064 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 4216 schtasks.exe 1368 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-262 = "GMT Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1502 = "Turkey Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-132 = "US Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1411 = "Syria Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time" abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-302 = "Romance Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2941 = "Sao Tome Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-562 = "SE Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-231 = "Hawaiian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-631 = "Tokyo Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-152 = "Central America Standard Time" windefender.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\26\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-492 = "India Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-364 = "Middle East Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1021 = "Bangladesh Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-171 = "Central Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-215 = "Pacific Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-111 = "Eastern Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-501 = "Nepal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-461 = "Afghanistan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1801 = "Line Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2872 = "Magallanes Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-632 = "Tokyo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-841 = "Argentina Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-332 = "E. Europe Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2871 = "Magallanes Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-242 = "Samoa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1728 powershell.exe 1728 powershell.exe 4664 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 4664 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 2536 powershell.exe 2536 powershell.exe 2536 powershell.exe 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 1500 powershell.exe 1500 powershell.exe 1500 powershell.exe 3312 powershell.exe 3312 powershell.exe 3312 powershell.exe 1784 powershell.exe 1784 powershell.exe 4020 powershell.exe 4020 powershell.exe 4020 powershell.exe 1604 powershell.exe 1604 powershell.exe 1604 powershell.exe 2480 injector.exe 2480 injector.exe 2480 injector.exe 2480 injector.exe 2480 injector.exe 2480 injector.exe 680 csrss.exe 680 csrss.exe 2480 injector.exe 2480 injector.exe 2480 injector.exe 2480 injector.exe 2480 injector.exe 2480 injector.exe 680 csrss.exe 680 csrss.exe 2480 injector.exe 2480 injector.exe 2480 injector.exe 2480 injector.exe 680 csrss.exe 680 csrss.exe 2480 injector.exe 2480 injector.exe 2480 injector.exe 2480 injector.exe 2480 injector.exe 2480 injector.exe 2480 injector.exe 2480 injector.exe 2480 injector.exe 2480 injector.exe 2480 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1728 powershell.exe Token: SeDebugPrivilege 4664 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe Token: SeImpersonatePrivilege 4664 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe Token: SeDebugPrivilege 2536 powershell.exe Token: SeDebugPrivilege 1500 powershell.exe Token: SeDebugPrivilege 3312 powershell.exe Token: SeDebugPrivilege 1784 powershell.exe Token: SeDebugPrivilege 4020 powershell.exe Token: SeDebugPrivilege 1604 powershell.exe Token: SeSystemEnvironmentPrivilege 680 csrss.exe Token: SeSecurityPrivilege 3064 sc.exe Token: SeSecurityPrivilege 3064 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4664 wrote to memory of 1728 4664 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 92 PID 4664 wrote to memory of 1728 4664 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 92 PID 4664 wrote to memory of 1728 4664 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 92 PID 1488 wrote to memory of 2536 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 104 PID 1488 wrote to memory of 2536 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 104 PID 1488 wrote to memory of 2536 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 104 PID 1488 wrote to memory of 4808 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 106 PID 1488 wrote to memory of 4808 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 106 PID 4808 wrote to memory of 4636 4808 cmd.exe 108 PID 4808 wrote to memory of 4636 4808 cmd.exe 108 PID 1488 wrote to memory of 1500 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 109 PID 1488 wrote to memory of 1500 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 109 PID 1488 wrote to memory of 1500 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 109 PID 1488 wrote to memory of 3312 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 111 PID 1488 wrote to memory of 3312 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 111 PID 1488 wrote to memory of 3312 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 111 PID 1488 wrote to memory of 680 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 115 PID 1488 wrote to memory of 680 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 115 PID 1488 wrote to memory of 680 1488 abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe 115 PID 680 wrote to memory of 1784 680 csrss.exe 117 PID 680 wrote to memory of 1784 680 csrss.exe 117 PID 680 wrote to memory of 1784 680 csrss.exe 117 PID 680 wrote to memory of 4020 680 csrss.exe 123 PID 680 wrote to memory of 4020 680 csrss.exe 123 PID 680 wrote to memory of 4020 680 csrss.exe 123 PID 680 wrote to memory of 1604 680 csrss.exe 125 PID 680 wrote to memory of 1604 680 csrss.exe 125 PID 680 wrote to memory of 1604 680 csrss.exe 125 PID 680 wrote to memory of 2480 680 csrss.exe 127 PID 680 wrote to memory of 2480 680 csrss.exe 127 PID 4480 wrote to memory of 2380 4480 windefender.exe 133 PID 4480 wrote to memory of 2380 4480 windefender.exe 133 PID 4480 wrote to memory of 2380 4480 windefender.exe 133 PID 2380 wrote to memory of 3064 2380 cmd.exe 134 PID 2380 wrote to memory of 3064 2380 cmd.exe 134 PID 2380 wrote to memory of 3064 2380 cmd.exe 134 -
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\abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe"C:\Users\Admin\AppData\Local\Temp\abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4664 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1728
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C:\Users\Admin\AppData\Local\Temp\abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.exe"C:\Users\Admin\AppData\Local\Temp\abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd.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:1488 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2536
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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:4808 -
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:4636
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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:1500
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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:3312
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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:680 -
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:1784
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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:1368
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1780
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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:4020
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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:1604
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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:2480
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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:4216
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4480 -
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:2380 -
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:3064
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2552
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
MD54dc6152e7419d5efa4a3fb9db9dcb181
SHA11d0a3379a3755f872e28e65ece58632f49b71ad0
SHA256d087fe8237f25de7e32ee4eaee35928d54cca82205253e67a76f999aec73a14e
SHA51241cbf75d448c7a2ed58d17777cb9b24063b8f401ddda84b2513c28d012df5aca5cfa92e81ec826e63fef91485e358d9d1dbd74c1615bf4903aa904bd55475614
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52e8c21ebf2e092fb9d20586c5dac1e70
SHA14778263bb48456e1939b0c6e35cd01272a52612b
SHA25647a9ae5e266fc303eb9f142d80f98e6d9337ba7539edd29877c4a3e7ee3dcea8
SHA512f8455b8051304649aae4883c18ac6a0c0024431dd1e1440bbaa113e12051c341133c1535327825681efcafbc1f9f9b071317fb4577b5bdd33329f31cbc8e5964
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ac14a80ebbd8dbc5b09c3a6ce8e6624f
SHA1c2a17b055f0edefc483bb9a33501cd59ba73b87d
SHA256e9df4371048133d984bf493b9b8b42ff7df089e901c7ecbde51abad35f3e4a38
SHA5121786b3b6568b8f32614a19b05d3a3113009d1e7b4d9ae82bcf15941f90e616f7367fcf69502a433cec53c27017baf99010a85427d7584ad45eb2e0194eeb5301
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54cc4cce48ecd17dc7ffed5b8bf8310f1
SHA12842024ecf7ba0fdd6076a5a7d8788f30c7bff46
SHA2561fbf19fadabdaf7910d4b19081384fc5c1fb3700cfa5f313a07d8cfdc764e80c
SHA512f1f1e2cf9282bf9764b1bb9b42376024447a2fd3f771a06b358025565b80983a523854c53482e351d2bb840c85feabed3f0797661682ed28854903be7d6da452
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53380f7b4a14cd1c335e7b2d1c094a986
SHA186b5bbcc870aa7c8f16a9d5be442d0d482075074
SHA2563a317f093553ca983697b0cb816445629974737e696da8fca8fb605d96ce8b1b
SHA512660a4c8730cf291999c801fd0d47b32f55cc906c95aa50d31f305dcc9d3a08d4f5531fb7677d12f7e2cee5b3482677c0946feb70a9e6d0cf853bc5a93503f58c
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Filesize
4.2MB
MD5b4e4c71c2dc12b19e51b76c0222409ea
SHA14487e504cabe1b5ddbb786189a6116f880c06e93
SHA256abd6a2a830ad60dee388eb6fb1a9ee7d63b01fa8a7e55d2dbf7ec430072394bd
SHA5123f540df94eaf1ffedfb6dba3dcbadf6dfde5f0491cfbb9c147296dfd029794233018644a5369478ea905ffd99687159a39f2d1401b934380145474471b1f9919
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec