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Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
06/04/2024, 21:35
Static task
static1
Behavioral task
behavioral1
Sample
e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe
Resource
win10v2004-20240226-en
General
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Target
e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe
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Size
4.1MB
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MD5
7c6f12c38071f811585293e811e58fb5
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SHA1
affd26e62e65b63ba46234859055f25c8ad74a68
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SHA256
e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37
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SHA512
94497a18a33eeb38b22cfb4dacb444d26a19a61696780189c704ed19ae8e9e27ae856fbeaee727743a934b73c422c48dd51e6865d9150c5220bea79aa1d0e630
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SSDEEP
98304:nZTJtvrSQI+RdfgxNOWs+luvBV3Kjpf8MTPWtsil5N:ZVJ5f9clKG+MTut9V
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/2424-2-0x0000000005390000-0x0000000005C7B000-memory.dmp family_glupteba behavioral1/memory/2424-3-0x0000000000400000-0x0000000002F4A000-memory.dmp family_glupteba behavioral1/memory/2424-55-0x0000000000400000-0x0000000002F4A000-memory.dmp family_glupteba behavioral1/memory/2424-57-0x0000000005390000-0x0000000005C7B000-memory.dmp family_glupteba behavioral1/memory/1248-59-0x0000000000400000-0x0000000002F4A000-memory.dmp family_glupteba behavioral1/memory/1248-120-0x0000000004DB0000-0x00000000051B7000-memory.dmp family_glupteba behavioral1/memory/1248-138-0x0000000000400000-0x0000000002F4A000-memory.dmp family_glupteba behavioral1/memory/1248-159-0x0000000000400000-0x0000000002F4A000-memory.dmp family_glupteba behavioral1/memory/1184-260-0x0000000000400000-0x0000000002F4A000-memory.dmp family_glupteba behavioral1/memory/1184-268-0x0000000000400000-0x0000000002F4A000-memory.dmp family_glupteba behavioral1/memory/1184-269-0x0000000000400000-0x0000000002F4A000-memory.dmp family_glupteba behavioral1/memory/1184-271-0x0000000000400000-0x0000000002F4A000-memory.dmp family_glupteba behavioral1/memory/1184-274-0x0000000000400000-0x0000000002F4A000-memory.dmp family_glupteba behavioral1/memory/1184-276-0x0000000000400000-0x0000000002F4A000-memory.dmp family_glupteba behavioral1/memory/1184-278-0x0000000000400000-0x0000000002F4A000-memory.dmp family_glupteba behavioral1/memory/1184-279-0x0000000000400000-0x0000000002F4A000-memory.dmp family_glupteba behavioral1/memory/1184-281-0x0000000000400000-0x0000000002F4A000-memory.dmp family_glupteba behavioral1/memory/1184-283-0x0000000000400000-0x0000000002F4A000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1636 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1184 csrss.exe 1708 injector.exe 2624 windefender.exe 2724 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023215-263.dat upx behavioral1/memory/2624-267-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2724-270-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2724-273-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2724-280-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe Set value (str) \REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\rss\csrss.exe e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 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 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4016 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2644 2424 WerFault.exe 84 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2252 schtasks.exe 3252 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\@tzres.dll,-2632 = "Norfolk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2572 = "Turks and Caicos Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2571 = "Turks and Caicos Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs 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\22\52C64B7E\@tzres.dll,-541 = "Myanmar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1042 = "Ulaanbaatar Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\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\22\52C64B7E\@tzres.dll,-2391 = "Aleutian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-841 = "Argentina Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2532 = "Chatham Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-571 = "China Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-791 = "SA Western Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-892 = "Morocco Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-272 = "Greenwich Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates 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,-92 = "Pacific SA Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-1502 = "Turkey Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA 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 Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-982 = "Kamchatka Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2941 = "Sao Tome Daylight 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" e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2372 = "Easter Island Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\22\52C64B7E\@tzres.dll,-2341 = "Haiti Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5084 powershell.exe 5084 powershell.exe 2424 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 2424 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 2884 powershell.exe 2884 powershell.exe 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 1120 powershell.exe 1120 powershell.exe 3572 powershell.exe 3572 powershell.exe 4244 powershell.exe 4244 powershell.exe 3160 powershell.exe 3160 powershell.exe 3188 powershell.exe 3188 powershell.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1184 csrss.exe 1184 csrss.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1184 csrss.exe 1184 csrss.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1184 csrss.exe 1184 csrss.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe 1708 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 5084 powershell.exe Token: SeDebugPrivilege 2424 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe Token: SeImpersonatePrivilege 2424 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe Token: SeDebugPrivilege 2884 powershell.exe Token: SeDebugPrivilege 1120 powershell.exe Token: SeDebugPrivilege 3572 powershell.exe Token: SeDebugPrivilege 4244 powershell.exe Token: SeDebugPrivilege 3160 powershell.exe Token: SeDebugPrivilege 3188 powershell.exe Token: SeSystemEnvironmentPrivilege 1184 csrss.exe Token: SeSecurityPrivilege 4016 sc.exe Token: SeSecurityPrivilege 4016 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2424 wrote to memory of 5084 2424 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 89 PID 2424 wrote to memory of 5084 2424 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 89 PID 2424 wrote to memory of 5084 2424 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 89 PID 1248 wrote to memory of 2884 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 102 PID 1248 wrote to memory of 2884 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 102 PID 1248 wrote to memory of 2884 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 102 PID 1248 wrote to memory of 4476 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 104 PID 1248 wrote to memory of 4476 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 104 PID 4476 wrote to memory of 1636 4476 cmd.exe 106 PID 4476 wrote to memory of 1636 4476 cmd.exe 106 PID 1248 wrote to memory of 1120 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 107 PID 1248 wrote to memory of 1120 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 107 PID 1248 wrote to memory of 1120 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 107 PID 1248 wrote to memory of 3572 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 109 PID 1248 wrote to memory of 3572 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 109 PID 1248 wrote to memory of 3572 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 109 PID 1248 wrote to memory of 1184 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 111 PID 1248 wrote to memory of 1184 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 111 PID 1248 wrote to memory of 1184 1248 e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe 111 PID 1184 wrote to memory of 4244 1184 csrss.exe 113 PID 1184 wrote to memory of 4244 1184 csrss.exe 113 PID 1184 wrote to memory of 4244 1184 csrss.exe 113 PID 1184 wrote to memory of 3160 1184 csrss.exe 119 PID 1184 wrote to memory of 3160 1184 csrss.exe 119 PID 1184 wrote to memory of 3160 1184 csrss.exe 119 PID 1184 wrote to memory of 3188 1184 csrss.exe 121 PID 1184 wrote to memory of 3188 1184 csrss.exe 121 PID 1184 wrote to memory of 3188 1184 csrss.exe 121 PID 1184 wrote to memory of 1708 1184 csrss.exe 123 PID 1184 wrote to memory of 1708 1184 csrss.exe 123 PID 2624 wrote to memory of 3104 2624 windefender.exe 129 PID 2624 wrote to memory of 3104 2624 windefender.exe 129 PID 2624 wrote to memory of 3104 2624 windefender.exe 129 PID 3104 wrote to memory of 4016 3104 cmd.exe 130 PID 3104 wrote to memory of 4016 3104 cmd.exe 130 PID 3104 wrote to memory of 4016 3104 cmd.exe 130 -
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\e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe"C:\Users\Admin\AppData\Local\Temp\e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2424 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5084
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C:\Users\Admin\AppData\Local\Temp\e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.exe"C:\Users\Admin\AppData\Local\Temp\e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37.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:1248 -
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:2884
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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:4476 -
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:1636
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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:1120
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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:3572
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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:1184 -
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:4244
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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:2252
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:540
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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:3160
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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:3188
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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:1708
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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:3252
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2624 -
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:3104 -
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:4016
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2424 -s 8562⤵
- Program crash
PID:2644
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2424 -ip 24241⤵PID:4568
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2724
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
MD51437e9b2f184ae086603b0aa659ad098
SHA100b4d248926a916b4844a897969084935575c3ba
SHA256dbe97b53136ec6577ab834782f98060934eadf31e575b7db119cf2accc878a3a
SHA51271e7eca7ac306e79387b393e4ea910db6d844594f89e484507c1c8885370c6ff1c499ce4b7cb3660b64557f2df24821ababe603ffb6a2d1d7afa5a2806466b1c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ff0bcad3a5947fc1312c2588c54e3515
SHA1190448119ee11c9dc457232f8a92630947f54b25
SHA256aa2682256e20aecca05fa5b0607fe025ecfbd437b790b0b6da0c4e44d600089c
SHA51224ec7f5dceedaf57bbe93d659be6b338ecf2e96abfe56ef5cd7efe9ed279e7564fedc92a4589ecc085d53446d96f9b4bcc6a1b87e6a262eb74888d3e098d8460
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53ddb7e3bdd7204edf549fa750866309e
SHA134be17a4d5a569fdf00f85ceaccab663430df885
SHA25638fb8b370391d19b3517d5d21066d762e6a324fe37ffd4d5e3fabe4b891d81dc
SHA5128b4be1bd9dfaeb558f4033552898325ee3ec3a871b3444893b089bc72fca11fd4c7651cdc82ff9fd830657a4613dd96b214fdd23a8dcfc78b438d2f339ed6ff1
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5edd5652d51d81e2d2125bbe5cad0cc62
SHA11ced6d69525fd0a4c0173b2a5683329993490f85
SHA256551bd8c8e41044f3c98b62bcc9116482f1e8edb40ae33b251e50535bc7310212
SHA512c89aee38d2bb67a95d017d4115d110f6e6dfc64ecac526a3149cabb99e825fd27932c7f70ff20abdc1b57df148ac89a721972e2d5ed019de9e934c38d83f6fa3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a5ad442f8b866a6c62ea5f58288b7748
SHA1c27b225c59fb1e168bcf650b9a7a43518a5f0b87
SHA25661321bb0871b2015ebe2dcc73538185556a43a94c51f7ad4d467d9f5a0e3341b
SHA512249d25ccc9e5da08a2925bb29d99e1f71dddbf0205e18988f2d2d76552e6db6f67171b9216187da141c8841ffa9a82f7a42bf7d312ed733ae74c5e9de0d6280a
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Filesize
4.1MB
MD57c6f12c38071f811585293e811e58fb5
SHA1affd26e62e65b63ba46234859055f25c8ad74a68
SHA256e0b77eda896d4df44450996abccdbfee79d11804f428b944bffbaf40f291da37
SHA51294497a18a33eeb38b22cfb4dacb444d26a19a61696780189c704ed19ae8e9e27ae856fbeaee727743a934b73c422c48dd51e6865d9150c5220bea79aa1d0e630
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec