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Analysis
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max time kernel
149s -
max time network
141s -
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, 20:28
Static task
static1
Behavioral task
behavioral1
Sample
123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe
Resource
win10v2004-20240419-en
General
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Target
123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe
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Size
4.2MB
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MD5
a562d3a5836d2e1b618371b2bb33ac3b
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SHA1
37ce3a4ac0a8e4aed73aa1f3aa0c166ca61fa97c
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SHA256
123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b
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SHA512
6914c04c0550446b6103cbf46daf4aa7374d0fcfd34da7a4364ab5a21585da09e79479782e99c05b4c75e0a882f5b7a14463da788aa46f6803f72dc9ba052995
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SSDEEP
98304:Y3CqTUMBmlJjM6s3jr9Mbr6MhNkWtRG2g+3upVYo8Fei:Y9TFBm7Ps3jOrbNzhg+3upVT8Ui
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/3920-2-0x0000000005080000-0x000000000596B000-memory.dmp family_glupteba behavioral1/memory/3920-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3920-4-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/3920-57-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/3920-84-0x0000000005080000-0x000000000596B000-memory.dmp family_glupteba behavioral1/memory/4460-83-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/3920-122-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4460-140-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/4008-216-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/4008-231-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/4008-234-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/4008-238-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/4008-242-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/4008-247-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/4008-250-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/4008-254-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/4008-258-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba behavioral1/memory/4008-263-0x0000000000400000-0x0000000002EE9000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3272 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4008 csrss.exe 1392 injector.exe 944 windefender.exe 4000 windefender.exe -
resource yara_rule behavioral1/files/0x000b000000023ba0-226.dat upx behavioral1/memory/944-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/944-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4000-235-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4000-243-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4000-255-0x0000000000400000-0x00000000008DF000-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\"" 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.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\"" 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 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 -
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 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe File created C:\Windows\rss\csrss.exe 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe File created 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 2856 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 3216 schtasks.exe 5016 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-542 = "Myanmar 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,-12 = "Azores Standard Time" 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\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\2a\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.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\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-771 = "Montevideo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1502 = "Turkey Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2772 = "Omsk Standard Time" 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-231 = "Hawaiian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-961 = "Paraguay Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 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\2a\52C64B7E\@tzres.dll,-242 = "Samoa Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates 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,-449 = "Azerbaijan Standard Time" windefender.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\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-872 = "Pakistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time" 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates 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\2a\52C64B7E\@tzres.dll,-111 = "Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-391 = "Arab Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-252 = "Dateline Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-131 = "US Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2491 = "Aus Central W. Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4720 powershell.exe 4720 powershell.exe 3920 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 3920 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 4368 powershell.exe 4368 powershell.exe 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 4512 powershell.exe 4512 powershell.exe 620 powershell.exe 620 powershell.exe 396 powershell.exe 396 powershell.exe 4144 powershell.exe 4144 powershell.exe 2872 powershell.exe 2872 powershell.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 4008 csrss.exe 4008 csrss.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 4008 csrss.exe 4008 csrss.exe 1392 injector.exe 1392 injector.exe 4008 csrss.exe 4008 csrss.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe 1392 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4720 powershell.exe Token: SeDebugPrivilege 3920 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe Token: SeImpersonatePrivilege 3920 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe Token: SeDebugPrivilege 4368 powershell.exe Token: SeDebugPrivilege 4512 powershell.exe Token: SeDebugPrivilege 620 powershell.exe Token: SeDebugPrivilege 396 powershell.exe Token: SeDebugPrivilege 4144 powershell.exe Token: SeDebugPrivilege 2872 powershell.exe Token: SeSystemEnvironmentPrivilege 4008 csrss.exe Token: SeSecurityPrivilege 2856 sc.exe Token: SeSecurityPrivilege 2856 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3920 wrote to memory of 4720 3920 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 96 PID 3920 wrote to memory of 4720 3920 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 96 PID 3920 wrote to memory of 4720 3920 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 96 PID 4460 wrote to memory of 4368 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 101 PID 4460 wrote to memory of 4368 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 101 PID 4460 wrote to memory of 4368 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 101 PID 4460 wrote to memory of 2272 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 103 PID 4460 wrote to memory of 2272 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 103 PID 2272 wrote to memory of 3272 2272 cmd.exe 105 PID 2272 wrote to memory of 3272 2272 cmd.exe 105 PID 4460 wrote to memory of 4512 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 106 PID 4460 wrote to memory of 4512 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 106 PID 4460 wrote to memory of 4512 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 106 PID 4460 wrote to memory of 620 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 109 PID 4460 wrote to memory of 620 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 109 PID 4460 wrote to memory of 620 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 109 PID 4460 wrote to memory of 4008 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 111 PID 4460 wrote to memory of 4008 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 111 PID 4460 wrote to memory of 4008 4460 123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe 111 PID 4008 wrote to memory of 396 4008 csrss.exe 113 PID 4008 wrote to memory of 396 4008 csrss.exe 113 PID 4008 wrote to memory of 396 4008 csrss.exe 113 PID 4008 wrote to memory of 4144 4008 csrss.exe 119 PID 4008 wrote to memory of 4144 4008 csrss.exe 119 PID 4008 wrote to memory of 4144 4008 csrss.exe 119 PID 4008 wrote to memory of 2872 4008 csrss.exe 121 PID 4008 wrote to memory of 2872 4008 csrss.exe 121 PID 4008 wrote to memory of 2872 4008 csrss.exe 121 PID 4008 wrote to memory of 1392 4008 csrss.exe 123 PID 4008 wrote to memory of 1392 4008 csrss.exe 123 PID 944 wrote to memory of 2260 944 windefender.exe 129 PID 944 wrote to memory of 2260 944 windefender.exe 129 PID 944 wrote to memory of 2260 944 windefender.exe 129 PID 2260 wrote to memory of 2856 2260 cmd.exe 130 PID 2260 wrote to memory of 2856 2260 cmd.exe 130 PID 2260 wrote to memory of 2856 2260 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\123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe"C:\Users\Admin\AppData\Local\Temp\123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3920 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4720
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C:\Users\Admin\AppData\Local\Temp\123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.exe"C:\Users\Admin\AppData\Local\Temp\123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b.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:4460 -
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:4368
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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:2272 -
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:3272
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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:4512
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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:620
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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:4008 -
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:396
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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:5016
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4056
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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:4144
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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:2872
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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:1392
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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:3216
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:944 -
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:2260 -
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:2856
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4000
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
MD53343e3729b45a8c0c6d27fe17a33f7c2
SHA15eb641278c860da87a1c1601aec18972d899f25c
SHA2560494827e2004a0a63de3a843f8ec145802857c403f75ef97cbc8e5cf99e7af18
SHA512ac2657d54b80ef107cf0e376897f8e3d0620fc2007f2a53127fdb6fbe472e4081569d52fe300d14f059495c47ff0d3de2d83be4523af8e9722d0bc4af0f3c942
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53180e31b03fc994562269c9c96bf3cc3
SHA1dcb03771626885bf4c22c15c68ffaf9a63fb80b3
SHA25674d8dc6c6985909114b8e35b5170305669ef98c2e133fd9513489d53957c548b
SHA5125058b7d80696b497ef55cc8695fecef5d713b7b5d4ecf30085b037e4223ef317acfd17f6e52d3bdfb376b8dd4929e8bc876bb46df5dfa6ca0f2d5ad86da224b6
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5da544c200ed28220a608989bf7ca476d
SHA15ff5363b2150696191e29be8667a2a0d2f009eb0
SHA2560aab1abe316f3ee7eff76ac95f84e10206cdeff0f5aef648be3281ace9303494
SHA512b6c6e982cf1f59153dcf52990ecc5cf36d5505fc3a82b5c0efe343a2c385f8254e0115afc030c90afc73f2128e4781dbfc3c0f3b3324f4ca4f693068d08b902d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD525cedec2d0d94a7fde9850de4f1e5b14
SHA1df75e69c5228fdb0a5733b6f57861ce207182754
SHA2569ce9ec837ef478a71ae3025ba9af1224c23b16b767cb991dfda1bedafedd65fc
SHA512ee6c4ca60fae142f5844e59e43f087335fc42870b42f475cb5d15297c51b79c2cefc12ca1c8469f9ec724e1d7af9e0fd9da39da64b3850567b1a5df84ab69c5b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ecfabc54b864a1428d5af906bc4386ce
SHA1e2ab3b5089fd121884403b08ed36403734ee6f70
SHA256f32078b817346afdae83d7f00c1abb96bce6ba1425ce204903e7be8404cee7bc
SHA512d381339a239226587dd05a0a15bddfbc982a189cc6e42bb03dcb078be88c09404a3e9834520ad9c186c857133a394218ff6e0e798574f182f5df22a1c449da81
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Filesize
4.2MB
MD5a562d3a5836d2e1b618371b2bb33ac3b
SHA137ce3a4ac0a8e4aed73aa1f3aa0c166ca61fa97c
SHA256123147ad5ed497715ce45fff48dea06ba86c28f147c51854e93a1e67a78f061b
SHA5126914c04c0550446b6103cbf46daf4aa7374d0fcfd34da7a4364ab5a21585da09e79479782e99c05b4c75e0a882f5b7a14463da788aa46f6803f72dc9ba052995
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec