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Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
18/05/2024, 15:14
Static task
static1
Behavioral task
behavioral1
Sample
433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe
Resource
win10v2004-20240426-en
General
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Target
433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe
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Size
4.1MB
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MD5
f5a3fc86085ef98887577b7a5a6db6b9
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SHA1
306c5b41fc64cdf7ff748c721599e0b01cf27191
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SHA256
433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63
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SHA512
3e551ed9e748211095e55903dc9ca9519c17e6cab3a847ca54f4d1f8fb352110d1f0dcd5435fa535bff6188bf83965fff12b3e0e5d3f1f6334f58d574baae33a
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SSDEEP
98304:r3/aXnuKq8lIi6YuYM5DOP1Yy/qFVYXqnggvBm2Aw6XSjras4uEiZDLpDRiiT8:r3/aer8lIiPc9ySnggpxAJiIuBVpFiiI
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/3916-2-0x0000000004860000-0x000000000514B000-memory.dmp family_glupteba behavioral1/memory/3916-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3916-57-0x0000000004860000-0x000000000514B000-memory.dmp family_glupteba behavioral1/memory/3916-56-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3916-54-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/5012-218-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/3656-219-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/3656-230-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/3656-233-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/3656-236-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/3656-239-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/3656-242-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/3656-245-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/3656-248-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/3656-251-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/3656-254-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/3656-257-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/3656-260-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/3656-263-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4524 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 3656 csrss.exe 3912 injector.exe 1484 windefender.exe 4448 windefender.exe -
resource yara_rule behavioral1/files/0x000b00000002341d-222.dat upx behavioral1/memory/1484-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4448-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1484-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4448-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4448-238-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\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 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe File created C:\Windows\rss\csrss.exe 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.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 1704 sc.exe -
pid Process 2728 powershell.exe 1412 powershell.exe 3248 powershell.exe 640 powershell.exe 2380 powershell.exe 4972 powershell.exe 4880 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 4776 schtasks.exe 1444 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,-2321 = "Sakhalin Daylight Time" 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time" 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.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,-1862 = "Russia TZ 6 Standard Time" 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-681 = "E. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.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\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\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\2a\52C64B7E\@tzres.dll,-2392 = "Aleutian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time" 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time" 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-434 = "Georgian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-891 = "Morocco Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-211 = "Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1022 = "Bangladesh Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2372 = "Easter Island Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-621 = "Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2841 = "Saratov Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-512 = "Central Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2341 = "Haiti Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs 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,-2181 = "Astrakhan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-51 = "Greenland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1501 = "Turkey Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-931 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time" 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-252 = "Dateline Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-121 = "SA Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2380 powershell.exe 2380 powershell.exe 3916 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 3916 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 4972 powershell.exe 4972 powershell.exe 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 4880 powershell.exe 4880 powershell.exe 2728 powershell.exe 2728 powershell.exe 1412 powershell.exe 1412 powershell.exe 1412 powershell.exe 3248 powershell.exe 3248 powershell.exe 3248 powershell.exe 640 powershell.exe 640 powershell.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3656 csrss.exe 3656 csrss.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3656 csrss.exe 3656 csrss.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3656 csrss.exe 3656 csrss.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe 3912 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2380 powershell.exe Token: SeDebugPrivilege 3916 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe Token: SeImpersonatePrivilege 3916 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe Token: SeDebugPrivilege 4972 powershell.exe Token: SeDebugPrivilege 4880 powershell.exe Token: SeDebugPrivilege 2728 powershell.exe Token: SeDebugPrivilege 1412 powershell.exe Token: SeDebugPrivilege 3248 powershell.exe Token: SeDebugPrivilege 640 powershell.exe Token: SeSystemEnvironmentPrivilege 3656 csrss.exe Token: SeSecurityPrivilege 1704 sc.exe Token: SeSecurityPrivilege 1704 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3916 wrote to memory of 2380 3916 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 84 PID 3916 wrote to memory of 2380 3916 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 84 PID 3916 wrote to memory of 2380 3916 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 84 PID 5012 wrote to memory of 4972 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 93 PID 5012 wrote to memory of 4972 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 93 PID 5012 wrote to memory of 4972 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 93 PID 5012 wrote to memory of 4932 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 99 PID 5012 wrote to memory of 4932 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 99 PID 4932 wrote to memory of 4524 4932 cmd.exe 102 PID 4932 wrote to memory of 4524 4932 cmd.exe 102 PID 5012 wrote to memory of 4880 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 103 PID 5012 wrote to memory of 4880 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 103 PID 5012 wrote to memory of 4880 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 103 PID 5012 wrote to memory of 2728 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 105 PID 5012 wrote to memory of 2728 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 105 PID 5012 wrote to memory of 2728 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 105 PID 5012 wrote to memory of 3656 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 109 PID 5012 wrote to memory of 3656 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 109 PID 5012 wrote to memory of 3656 5012 433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe 109 PID 3656 wrote to memory of 1412 3656 csrss.exe 110 PID 3656 wrote to memory of 1412 3656 csrss.exe 110 PID 3656 wrote to memory of 1412 3656 csrss.exe 110 PID 3656 wrote to memory of 3248 3656 csrss.exe 116 PID 3656 wrote to memory of 3248 3656 csrss.exe 116 PID 3656 wrote to memory of 3248 3656 csrss.exe 116 PID 3656 wrote to memory of 640 3656 csrss.exe 118 PID 3656 wrote to memory of 640 3656 csrss.exe 118 PID 3656 wrote to memory of 640 3656 csrss.exe 118 PID 3656 wrote to memory of 3912 3656 csrss.exe 120 PID 3656 wrote to memory of 3912 3656 csrss.exe 120 PID 1484 wrote to memory of 1948 1484 windefender.exe 126 PID 1484 wrote to memory of 1948 1484 windefender.exe 126 PID 1484 wrote to memory of 1948 1484 windefender.exe 126 PID 1948 wrote to memory of 1704 1948 cmd.exe 127 PID 1948 wrote to memory of 1704 1948 cmd.exe 127 PID 1948 wrote to memory of 1704 1948 cmd.exe 127 -
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\433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe"C:\Users\Admin\AppData\Local\Temp\433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3916 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2380
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C:\Users\Admin\AppData\Local\Temp\433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.exe"C:\Users\Admin\AppData\Local\Temp\433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63.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:5012 -
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:4972
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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:4932 -
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:4524
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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:4880
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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:2728
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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:3656 -
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:1412
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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:4776
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:5084
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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:3248
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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:640
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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:3912
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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:1444
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1484 -
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:1948 -
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:1704
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4448
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
MD5671cabe47c54757bdf1320f1856a189a
SHA145d0ae410182ba664b86a3ad0ab9d26dbff29471
SHA25647dc3d2a9f438710ca462961a0ad2e04f8675dfab95567b418639aaa8391080f
SHA512d4e2f3d662bec4e61432f9ad66e6fe973a0586842565c7ae0d2d727e93d492cbbf2381851847b7dbf4ca7346cc2da4dc6bc3e791f7e5616e3c88eb4f1e3bfac4
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD590d0e414071face5745be41b3cd60807
SHA1430264121eb3ae20e7177530e5ad7cb69c06e017
SHA2565758470cb17773d424069ca66c6226ecb7b437b75a839820cf07fe53e3768aad
SHA512401a2824170857df1a0ef99ffd0a1462004f95cb8cb60d366a47ebbf3a1af68868f0823197912b091b9054b3b165e626be7bd78f5c95a67ab665c62fc52b66d5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD535d543576d0d5e248a08d16b903f26cc
SHA1c0fb3d48d03b95b250e21aac992f7291579bdd3d
SHA256036dd3082a91c70f994aa5c84895c0abd34e2d1b9acc95b9f4b6a2ab8d78f89d
SHA51233610e8cca4e5f429bcf2b74e148210661bbe854e0ab42143479306c3f08013ebbcc5b8aaaef1f727c32fd1fabcf35770f2320cdf944056ce502f70ef4f28154
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD538fa37e4482adc07f03d01e7e02bab22
SHA1f09310446f48aa1b367a690eae80bcf8673c2cfa
SHA2560338d493e449642e487b97fb735d8820646cde4982402f3448be1d308c55b170
SHA5124c5c6a5e9cef11083c09b04b56bed559a7eba4ee479bb6666e6f31ea6b71dc39adaf369ad826e5acf17e5a31815e615d04a4bd9edaf5951082731f68a614a14f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54551a13bb7d6a7a11722363a9fab41b8
SHA12e7087a456ee376d2726da593a75e04c7ce5c59b
SHA2565a7b5db8db1558991eeccf22dbcc20acf4c1803e55c24f8bfc8eebc3fa702456
SHA512ecde0a0bfe169c39962a7a7352936cadd38a053219ebba2bfc7dcb0a95ddd619ddafaa84913381aa86c5cf8b80b2cce32c466f828d8da0a4e78676bff8c3ec3b
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Filesize
4.1MB
MD5f5a3fc86085ef98887577b7a5a6db6b9
SHA1306c5b41fc64cdf7ff748c721599e0b01cf27191
SHA256433824584500a09bc7c011b5aeb57146758a334aa4b7e76d12463e39db5dee63
SHA5123e551ed9e748211095e55903dc9ca9519c17e6cab3a847ca54f4d1f8fb352110d1f0dcd5435fa535bff6188bf83965fff12b3e0e5d3f1f6334f58d574baae33a
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec