Analysis
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max time kernel
149s -
max time network
144s -
platform
windows11-21h2_x64 -
resource
win11-20240419-en -
resource tags
arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system -
submitted
15/05/2024, 23:41
Static task
static1
Behavioral task
behavioral1
Sample
adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe
Resource
win10v2004-20240426-en
General
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Target
adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe
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Size
4.1MB
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MD5
7320dd78167da7789fdf9f98d8795cf3
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SHA1
fc745bafce6a6585a7c88c7e51f9c77bc4a4f7a9
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SHA256
adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7
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SHA512
c5617ebb98b3f729fc5d24475814e6773da80f527e50cfd789a7dad86b7bdaf2c90173df5ced583d32128eeb7b5b7d36370345bc9a7bf6b174adf4ddd9d429ca
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SSDEEP
98304:Psj80k8u7e4te7QNzi5j0edbbHwu+w5lmM0XQnr:Pg9u7eueIzil0SbrHmM0C
Malware Config
Signatures
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Glupteba payload 17 IoCs
resource yara_rule behavioral2/memory/2700-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2700-2-0x0000000004E40000-0x000000000572B000-memory.dmp family_glupteba behavioral2/memory/2700-24-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2700-54-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2700-55-0x0000000004E40000-0x000000000572B000-memory.dmp family_glupteba behavioral2/memory/2700-52-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/3340-122-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/3340-129-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2344-206-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2344-216-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2344-218-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2344-221-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2344-224-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2344-228-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2344-230-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2344-233-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral2/memory/2344-236-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4320 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2344 csrss.exe 4368 injector.exe 1740 windefender.exe 388 windefender.exe -
resource yara_rule behavioral2/files/0x001a00000002ab2d-210.dat upx behavioral2/memory/1740-211-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1740-215-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/388-219-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/388-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/388-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\S-1-5-21-1474490143-3221292397-4168103503-1000\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 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 -
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 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe File created C:\Windows\rss\csrss.exe adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.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 4816 sc.exe -
pid Process 1972 powershell.exe 4112 powershell.exe 2528 powershell.exe 2820 powershell.exe 340 powershell.exe 4420 powershell.exe 4040 powershell.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 4908 schtasks.exe 1400 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\@tzres.dll,-12 = "Azores Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-261 = "GMT Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-448 = "Azerbaijan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-982 = "Kamchatka Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1822 = "Russia TZ 1 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-911 = "Mauritius Daylight 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,-2752 = "Tomsk Standard Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2411 = "Marquesas Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1832 = "Russia TZ 2 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs 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\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates 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\2a\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-622 = "Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3051 = "Qyzylorda 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\@tzres.dll,-691 = "Tasmania Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-352 = "FLE Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-362 = "GTB Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-231 = "Hawaiian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 340 powershell.exe 340 powershell.exe 2700 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 2700 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 4420 powershell.exe 4420 powershell.exe 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 4040 powershell.exe 4040 powershell.exe 1972 powershell.exe 1972 powershell.exe 4112 powershell.exe 4112 powershell.exe 2528 powershell.exe 2528 powershell.exe 2820 powershell.exe 2820 powershell.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 2344 csrss.exe 2344 csrss.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 2344 csrss.exe 2344 csrss.exe 4368 injector.exe 4368 injector.exe 2344 csrss.exe 2344 csrss.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe 4368 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 340 powershell.exe Token: SeDebugPrivilege 2700 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Token: SeImpersonatePrivilege 2700 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe Token: SeDebugPrivilege 4420 powershell.exe Token: SeDebugPrivilege 4040 powershell.exe Token: SeDebugPrivilege 1972 powershell.exe Token: SeDebugPrivilege 4112 powershell.exe Token: SeDebugPrivilege 2528 powershell.exe Token: SeDebugPrivilege 2820 powershell.exe Token: SeSystemEnvironmentPrivilege 2344 csrss.exe Token: SeSecurityPrivilege 4816 sc.exe Token: SeSecurityPrivilege 4816 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2700 wrote to memory of 340 2700 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 82 PID 2700 wrote to memory of 340 2700 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 82 PID 2700 wrote to memory of 340 2700 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 82 PID 3340 wrote to memory of 4420 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 87 PID 3340 wrote to memory of 4420 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 87 PID 3340 wrote to memory of 4420 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 87 PID 3340 wrote to memory of 1068 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 89 PID 3340 wrote to memory of 1068 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 89 PID 1068 wrote to memory of 4320 1068 cmd.exe 91 PID 1068 wrote to memory of 4320 1068 cmd.exe 91 PID 3340 wrote to memory of 4040 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 92 PID 3340 wrote to memory of 4040 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 92 PID 3340 wrote to memory of 4040 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 92 PID 3340 wrote to memory of 1972 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 94 PID 3340 wrote to memory of 1972 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 94 PID 3340 wrote to memory of 1972 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 94 PID 3340 wrote to memory of 2344 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 96 PID 3340 wrote to memory of 2344 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 96 PID 3340 wrote to memory of 2344 3340 adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe 96 PID 2344 wrote to memory of 4112 2344 csrss.exe 97 PID 2344 wrote to memory of 4112 2344 csrss.exe 97 PID 2344 wrote to memory of 4112 2344 csrss.exe 97 PID 2344 wrote to memory of 2528 2344 csrss.exe 102 PID 2344 wrote to memory of 2528 2344 csrss.exe 102 PID 2344 wrote to memory of 2528 2344 csrss.exe 102 PID 2344 wrote to memory of 2820 2344 csrss.exe 105 PID 2344 wrote to memory of 2820 2344 csrss.exe 105 PID 2344 wrote to memory of 2820 2344 csrss.exe 105 PID 2344 wrote to memory of 4368 2344 csrss.exe 107 PID 2344 wrote to memory of 4368 2344 csrss.exe 107 PID 1740 wrote to memory of 1696 1740 windefender.exe 113 PID 1740 wrote to memory of 1696 1740 windefender.exe 113 PID 1740 wrote to memory of 1696 1740 windefender.exe 113 PID 1696 wrote to memory of 4816 1696 cmd.exe 114 PID 1696 wrote to memory of 4816 1696 cmd.exe 114 PID 1696 wrote to memory of 4816 1696 cmd.exe 114 -
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\adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe"C:\Users\Admin\AppData\Local\Temp\adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2700 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:340
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C:\Users\Admin\AppData\Local\Temp\adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.exe"C:\Users\Admin\AppData\Local\Temp\adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7.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:3340 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4420
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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:1068 -
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:4320
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4040
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1972
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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:2344 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4112
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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:4908
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1532
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2528
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2820
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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:4368
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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:1400
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1740 -
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:1696 -
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:4816
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:388
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
MD5d0c46cad6c0778401e21910bd6b56b70
SHA17be418951ea96326aca445b8dfe449b2bfa0dca6
SHA2569600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02
SHA512057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54aaad826601be1b6dad6f5f749143671
SHA16f059490568c5d7d193c77a2bad06c8b9cb664ee
SHA2560d044c1be5384b5bdb8f8a092b193c284844532417a5ce316eb64c0ab51311b4
SHA5123a7783a0bfe18dcb3891b6fcf5fe0898cb396270f6e706536248ec81e3a78e0f31520fc9ad91fc796e9abfa8b1fc89a05ea6abc3d4fd02c803f7178bcca615a4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD536a928ac4074c5843ed6166a8e1e85c0
SHA1cc6e851922f43330aa36c340616a6a3d23152168
SHA256857be71432cd9198411d82c2c9a51f0ba0d59f715e117c75095b4850eb1891d6
SHA512ab0a8155900a2f61c193680e8e210bfb9986db8f98b2667dc86ace3b121f0d211b2f9a8b05d1c68bd027b2ab2bc146fa30bd714bc73b7720f1a73b9974bbc5b4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59f09a3671b64d17db4ca6108919fbd93
SHA1649580e8d15235fee49fcece045a8fc9e9d6597a
SHA256a533944042f84da76f4e8dec4846f22a8e6bb394b22a66a16c17b8c3bfca284e
SHA5127c165817cbc358cb341c1fa0747c2414ab5dadf4ce2d84e5947e043ea473da58122186f21f906f14ada58c043d7cde9388fe2072d2ebe2c70e8b7285e5a501dc
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ff1ad3bab3dfa908a4c234b43b04967f
SHA1e1677eaf18cae5731c7b9fa235d36242e1918a20
SHA2563a327dd0435478a233a3a40049b1d3ae7191503bdd67dfe2ea9ca02c27f5482b
SHA51285064244d4c49d14d1ee20726fa773183842bfb863694584cca72fd8798bdd665c2c659e428869e95d91e5f8dde32f44e2a81306e91e479a03bd38f7f05b38c5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5580950c6990a73520a91897c8f43cde1
SHA1728f527b054785e23931534b0d70843bb37305e4
SHA25617b352be8bf01d148c9bf6c0dce90bcfa260355b7e5d8f5a926ac0e96df31768
SHA512a5fb9f260f171a9452342dfc78b96f5b48cbbe2eb278921fad3d08a5518744be9d7107f4c0bf98a752961fa44b2349906cb94f4c890dcaed344a6812a9e72091
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Filesize
4.1MB
MD57320dd78167da7789fdf9f98d8795cf3
SHA1fc745bafce6a6585a7c88c7e51f9c77bc4a4f7a9
SHA256adc770fc8445d9325a743ffdb40119906c9114e924d75bc08405ba0f0667e9b7
SHA512c5617ebb98b3f729fc5d24475814e6773da80f527e50cfd789a7dad86b7bdaf2c90173df5ced583d32128eeb7b5b7d36370345bc9a7bf6b174adf4ddd9d429ca
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec