Analysis
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max time kernel
150s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
16/05/2024, 19:33
Static task
static1
Behavioral task
behavioral1
Sample
59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe
Resource
win11-20240508-en
General
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Target
59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe
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Size
4.1MB
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MD5
88c711466e1d8dd080d4c3f77c357d63
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SHA1
4fb4b4959279b7d2ba96941c7e4d00dd06623286
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SHA256
59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622
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SHA512
e6882bc73f18b0624ff536674f63d196bbc5a16f0f52b30db4213ac69dc4a9c2d1e607acb8bcbe41552ec169c30f0d836a0502decca5eba715a59ea3f1996d91
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SSDEEP
98304:vjrHiscAnk4Z0f7mBZCfuP+pmwVLETOu5PKDHvrjVgO2M:7rhn/yCBZkM+pB3dzd
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/4940-2-0x0000000002D30000-0x000000000361B000-memory.dmp family_glupteba behavioral1/memory/4940-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4940-79-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4940-81-0x0000000002D30000-0x000000000361B000-memory.dmp family_glupteba behavioral1/memory/4896-130-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/4896-209-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1676-210-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1676-229-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1676-232-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1676-235-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1676-239-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1676-245-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1676-249-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1676-251-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1676-255-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1676-261-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1676-265-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1676-268-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1676-271-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4076 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1676 csrss.exe 2796 injector.exe 940 windefender.exe 3820 windefender.exe -
resource yara_rule behavioral1/files/0x0007000000023418-220.dat upx behavioral1/memory/940-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3820-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/940-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3820-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3820-240-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe File created C:\Windows\rss\csrss.exe 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.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 1544 sc.exe -
pid Process 2032 powershell.exe 4380 powershell.exe 3736 powershell.exe 2416 powershell.exe 4928 powershell.exe 4360 powershell.exe 620 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 4952 schtasks.exe 3564 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA 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 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,-442 = "Arabian Standard Time" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.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\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.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,-2511 = "Lord Howe Daylight Time" windefender.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,-651 = "AUS Central Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-461 = "Afghanistan Daylight Time" windefender.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,-1871 = "Russia TZ 7 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-841 = "Argentina Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-411 = "E. Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-691 = "Tasmania Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-215 = "Pacific Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-192 = "Mountain Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-842 = "Argentina Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\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" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.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" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.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\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-682 = "E. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-351 = "FLE Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-232 = "Hawaiian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 620 powershell.exe 620 powershell.exe 4940 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 4940 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 2032 powershell.exe 2032 powershell.exe 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 4380 powershell.exe 4380 powershell.exe 3736 powershell.exe 3736 powershell.exe 2416 powershell.exe 2416 powershell.exe 4928 powershell.exe 4928 powershell.exe 4360 powershell.exe 4360 powershell.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 1676 csrss.exe 1676 csrss.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 1676 csrss.exe 1676 csrss.exe 2796 injector.exe 2796 injector.exe 1676 csrss.exe 1676 csrss.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe 2796 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 620 powershell.exe Token: SeDebugPrivilege 4940 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe Token: SeImpersonatePrivilege 4940 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe Token: SeDebugPrivilege 2032 powershell.exe Token: SeDebugPrivilege 4380 powershell.exe Token: SeDebugPrivilege 3736 powershell.exe Token: SeDebugPrivilege 2416 powershell.exe Token: SeDebugPrivilege 4928 powershell.exe Token: SeDebugPrivilege 4360 powershell.exe Token: SeSystemEnvironmentPrivilege 1676 csrss.exe Token: SeSecurityPrivilege 1544 sc.exe Token: SeSecurityPrivilege 1544 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4940 wrote to memory of 620 4940 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 85 PID 4940 wrote to memory of 620 4940 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 85 PID 4940 wrote to memory of 620 4940 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 85 PID 4896 wrote to memory of 2032 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 94 PID 4896 wrote to memory of 2032 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 94 PID 4896 wrote to memory of 2032 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 94 PID 4896 wrote to memory of 4496 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 97 PID 4896 wrote to memory of 4496 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 97 PID 4496 wrote to memory of 4076 4496 cmd.exe 99 PID 4496 wrote to memory of 4076 4496 cmd.exe 99 PID 4896 wrote to memory of 4380 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 100 PID 4896 wrote to memory of 4380 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 100 PID 4896 wrote to memory of 4380 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 100 PID 4896 wrote to memory of 3736 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 102 PID 4896 wrote to memory of 3736 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 102 PID 4896 wrote to memory of 3736 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 102 PID 4896 wrote to memory of 1676 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 104 PID 4896 wrote to memory of 1676 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 104 PID 4896 wrote to memory of 1676 4896 59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe 104 PID 1676 wrote to memory of 2416 1676 csrss.exe 105 PID 1676 wrote to memory of 2416 1676 csrss.exe 105 PID 1676 wrote to memory of 2416 1676 csrss.exe 105 PID 1676 wrote to memory of 4928 1676 csrss.exe 111 PID 1676 wrote to memory of 4928 1676 csrss.exe 111 PID 1676 wrote to memory of 4928 1676 csrss.exe 111 PID 1676 wrote to memory of 4360 1676 csrss.exe 113 PID 1676 wrote to memory of 4360 1676 csrss.exe 113 PID 1676 wrote to memory of 4360 1676 csrss.exe 113 PID 1676 wrote to memory of 2796 1676 csrss.exe 115 PID 1676 wrote to memory of 2796 1676 csrss.exe 115 PID 940 wrote to memory of 1336 940 windefender.exe 122 PID 940 wrote to memory of 1336 940 windefender.exe 122 PID 940 wrote to memory of 1336 940 windefender.exe 122 PID 1336 wrote to memory of 1544 1336 cmd.exe 123 PID 1336 wrote to memory of 1544 1336 cmd.exe 123 PID 1336 wrote to memory of 1544 1336 cmd.exe 123 -
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\59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe"C:\Users\Admin\AppData\Local\Temp\59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4940 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:620
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C:\Users\Admin\AppData\Local\Temp\59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.exe"C:\Users\Admin\AppData\Local\Temp\59d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622.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:4896 -
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:2032
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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:4496 -
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:4076
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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:4380
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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:3736
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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:1676 -
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:2416
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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:4952
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4040
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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:4928
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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:4360
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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:2796
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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:3564
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:940 -
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:1336 -
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:1544
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3820
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
MD5ee03859a3b068ecc4a7f5e5f9b448334
SHA1b699eba9874cb3a1febd2fed013f512e11d91922
SHA2561a2a956590d7c129d89e9c1e4a7d1eb439b1c40ecb2221e6b9cc7f512f9a7468
SHA512d21a15ac76f91b5961dc6f2b1c585dd2459ef7409fcda17f4768f959f296aa6f5a0be741e0a22603a7f6d14bf3503bceb02864e886c3b9ffc8ea75a63301289f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5502d8b606212d7cbf7a02044f8d23e86
SHA1fa349ea5a3f3934f682a472caafb53e20cc5aa88
SHA256dca5db09dbd19b15bb717e12a451814ef30b1b891b24b924174812ca29fd6ceb
SHA512a7252538b75d35392a0c0c7fc8fa5db496b5f82697e9a68816677943a811a4e0c748de11f513a4d57f15d765410473774f5b797c259bf652bb220dbe2f8c8e37
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a5230db0fde547126ce2ad119850b468
SHA1890bf89d5cb63b1984927eb4c0739a7f4305705c
SHA256e42b8038a5e54edc6d67b5e75930eb6ce437378f2e345d50ffb0f02cf840bc02
SHA512ea925725604cd2aaf02474c2e3e50d5ffb434ec4085358d5434bcd7b1b6029004ad7d2970c4b53f2fcdf496957f4e85e6eafc0341433cbaf56e9f2f116ba0a8b
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d299c7df0e27b3beb87a94ce73425869
SHA18ee858f86406196fa227e7f7f24a6b8872d914fa
SHA256efe5d34aa5219ad65002416f908a76ddbb534680c3aa3c5c58033af7674ea490
SHA5123e87937d7109d39a4c29c81f9962758df7433725c3759207a329a3cdab66f9fe9237a696860e52c043428f7e49031497ecff068cc8c7dee4e9f42f51c2ca1b2e
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5770c73d355c0e953863510755853a472
SHA13b45e14f5d9134cb6390f4d5783d9cd2cf13e69b
SHA2568c37f8cbfbd484847fae659c237c152fb7bbcf27444eb21716f8082897b4ea8e
SHA512c5201adc1147a7ed2b839b563c0e9d598d0efac2d6e7bdeb4bc0dc1b52a4127e11e00c693151d63b63455fc08b4cd76ad3771c753a241b9a7d27261cb86fc6dc
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Filesize
4.1MB
MD588c711466e1d8dd080d4c3f77c357d63
SHA14fb4b4959279b7d2ba96941c7e4d00dd06623286
SHA25659d272ad620439ea971af88710608d0f4b7475177c6e0e0e5e5c5e7463857622
SHA512e6882bc73f18b0624ff536674f63d196bbc5a16f0f52b30db4213ac69dc4a9c2d1e607acb8bcbe41552ec169c30f0d836a0502decca5eba715a59ea3f1996d91
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec