Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
16/05/2024, 17:56
Static task
static1
Behavioral task
behavioral1
Sample
df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe
Resource
win10v2004-20240426-en
General
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Target
df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe
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Size
4.1MB
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MD5
f73714999499c2d514ed9f0159e961aa
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SHA1
f8c7a5b68c5db0dd6305bc4faad7b44eea83af7e
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SHA256
df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b
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SHA512
c9942f6f32bd9579458d48c248820aade41dcd70d78be384f205c3df1983163899f9a8248bb94c734817d95d4e2b85e91698b56acd1f9d8b7e10e4fad8099621
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SSDEEP
98304:4557or8YMdWV8xcrChUIDCoHczW4WQrxCgsiGsm1N9Zshd41TTim3:45w86GcrCCoczCJiGXN9ZshdAim3
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/3232-2-0x0000000002DB0000-0x000000000369B000-memory.dmp family_glupteba behavioral1/memory/3232-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3232-83-0x0000000002DB0000-0x000000000369B000-memory.dmp family_glupteba behavioral1/memory/3232-135-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2484-208-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1096-215-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1096-228-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1096-232-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1096-236-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1096-240-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1096-244-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1096-248-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1096-252-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1096-256-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1096-260-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1096-264-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1096-268-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1096-272-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1508 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1096 csrss.exe 864 injector.exe 5056 windefender.exe 904 windefender.exe -
resource yara_rule behavioral1/files/0x0012000000023449-219.dat upx behavioral1/memory/5056-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5056-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/904-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/904-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/904-238-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.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 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe File created C:\Windows\rss\csrss.exe df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.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 2764 sc.exe -
pid Process 3520 powershell.exe 4316 powershell.exe 3120 powershell.exe 532 powershell.exe 1040 powershell.exe 2888 powershell.exe 1584 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 1348 schtasks.exe 4900 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,-411 = "E. Africa Daylight Time" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1722 = "Libya Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust 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,-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,-2752 = "Tomsk Standard Time" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.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,-2492 = "Aus Central W. Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2942 = "Sao Tome Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-441 = "Arabian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-632 = "Tokyo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs 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,-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,-221 = "Alaskan Daylight Time" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-292 = "Central European Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1801 = "Line Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.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,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-492 = "India Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-172 = "Central Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2941 = "Sao Tome Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-151 = "Central America Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-772 = "Montevideo Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-501 = "Nepal 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" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.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" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2888 powershell.exe 2888 powershell.exe 3232 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 3232 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 1584 powershell.exe 1584 powershell.exe 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 3520 powershell.exe 3520 powershell.exe 4316 powershell.exe 4316 powershell.exe 3120 powershell.exe 3120 powershell.exe 3120 powershell.exe 532 powershell.exe 532 powershell.exe 532 powershell.exe 1040 powershell.exe 1040 powershell.exe 1040 powershell.exe 864 injector.exe 864 injector.exe 864 injector.exe 864 injector.exe 864 injector.exe 864 injector.exe 1096 csrss.exe 1096 csrss.exe 864 injector.exe 864 injector.exe 864 injector.exe 864 injector.exe 864 injector.exe 864 injector.exe 1096 csrss.exe 1096 csrss.exe 864 injector.exe 864 injector.exe 864 injector.exe 864 injector.exe 1096 csrss.exe 1096 csrss.exe 864 injector.exe 864 injector.exe 864 injector.exe 864 injector.exe 864 injector.exe 864 injector.exe 864 injector.exe 864 injector.exe 864 injector.exe 864 injector.exe 864 injector.exe 864 injector.exe 864 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2888 powershell.exe Token: SeDebugPrivilege 3232 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Token: SeImpersonatePrivilege 3232 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe Token: SeDebugPrivilege 1584 powershell.exe Token: SeDebugPrivilege 3520 powershell.exe Token: SeDebugPrivilege 4316 powershell.exe Token: SeDebugPrivilege 3120 powershell.exe Token: SeDebugPrivilege 532 powershell.exe Token: SeDebugPrivilege 1040 powershell.exe Token: SeSystemEnvironmentPrivilege 1096 csrss.exe Token: SeSecurityPrivilege 2764 sc.exe Token: SeSecurityPrivilege 2764 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3232 wrote to memory of 2888 3232 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 91 PID 3232 wrote to memory of 2888 3232 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 91 PID 3232 wrote to memory of 2888 3232 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 91 PID 2484 wrote to memory of 1584 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 96 PID 2484 wrote to memory of 1584 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 96 PID 2484 wrote to memory of 1584 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 96 PID 2484 wrote to memory of 1128 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 98 PID 2484 wrote to memory of 1128 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 98 PID 1128 wrote to memory of 1508 1128 cmd.exe 100 PID 1128 wrote to memory of 1508 1128 cmd.exe 100 PID 2484 wrote to memory of 3520 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 101 PID 2484 wrote to memory of 3520 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 101 PID 2484 wrote to memory of 3520 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 101 PID 2484 wrote to memory of 4316 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 103 PID 2484 wrote to memory of 4316 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 103 PID 2484 wrote to memory of 4316 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 103 PID 2484 wrote to memory of 1096 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 107 PID 2484 wrote to memory of 1096 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 107 PID 2484 wrote to memory of 1096 2484 df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe 107 PID 1096 wrote to memory of 3120 1096 csrss.exe 111 PID 1096 wrote to memory of 3120 1096 csrss.exe 111 PID 1096 wrote to memory of 3120 1096 csrss.exe 111 PID 1096 wrote to memory of 532 1096 csrss.exe 118 PID 1096 wrote to memory of 532 1096 csrss.exe 118 PID 1096 wrote to memory of 532 1096 csrss.exe 118 PID 1096 wrote to memory of 1040 1096 csrss.exe 122 PID 1096 wrote to memory of 1040 1096 csrss.exe 122 PID 1096 wrote to memory of 1040 1096 csrss.exe 122 PID 1096 wrote to memory of 864 1096 csrss.exe 124 PID 1096 wrote to memory of 864 1096 csrss.exe 124 PID 5056 wrote to memory of 4676 5056 windefender.exe 130 PID 5056 wrote to memory of 4676 5056 windefender.exe 130 PID 5056 wrote to memory of 4676 5056 windefender.exe 130 PID 4676 wrote to memory of 2764 4676 cmd.exe 131 PID 4676 wrote to memory of 2764 4676 cmd.exe 131 PID 4676 wrote to memory of 2764 4676 cmd.exe 131 -
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\df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe"C:\Users\Admin\AppData\Local\Temp\df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3232 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2888
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C:\Users\Admin\AppData\Local\Temp\df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.exe"C:\Users\Admin\AppData\Local\Temp\df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b.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:2484 -
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:1584
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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:1128 -
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:1508
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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:3520
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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:4316
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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:1096 -
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:3120
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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:4900
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4976
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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:532
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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:1040
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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:864
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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:1348
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:5056 -
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:4676 -
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:2764
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:904
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
MD597c0f2f9ca4d90be7c9c9d7d903903bd
SHA1ee9b695e8fb37986ca5e5e6b5ade56e93d1d6562
SHA256e79cbb1b07944460a8e394ad096dab8782fe28e90e6d6ce4a27ee10d94d17d8f
SHA51221e987f35eb1e2daff1fbcbcb7abeff64da87f50e6d536ff1b419fffecd0718e6527514119b945306814ef74529c6356731f9440dc66135ee569ad440a7c49d6
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56374e9adffbbc82ab4d7e24d066be230
SHA1a0858df3b3dd94eae8394acf048dda1c14cf2181
SHA25671f37d8545ac06480a3eb1315060dced5c138dcdd66dfce39c7fca3bca1c2c64
SHA512fe51f3fef358a154ba4604256a1d626dae1399171ed98bd0c08b5cd455f8c2c6158a17f1e0bb0274bb9e56f864b03bf360d05e694de89c03111014cb1624a479
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55d048192b85251974db2ca690f461312
SHA1d3f434cfb0d06be24991112d3023fdad9644afd3
SHA25674f8380f5868f5af53d66c0eb9b5274a3d2ca9073b380178912035d98cb994c0
SHA5120d117a01ed62faea4850348388595ef87ca94e0e6e9fdd805c2f6169e766126436c916188ff0ede2e515c997126477e67ec52d1ba4fe259ebfe75d1b205fc710
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ab2b70c452d38b8b0a7890f1ac854ad2
SHA10e73199b34f2061b71c3e2a798419b4fde808ad9
SHA256b0dc3de60492269350bb66ac62ab140c2f69117e15f98835d457d29a9882194a
SHA512d283a4ea55fec0c737db560a792a12d1464b8d06ea6277261ccbd0b18e5ba2133fed2adcc4e7cefa0a0fb530e8b724d51c60dd9aa159beb1d1ce8dda37f5cce1
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a58457203d3c3274945a0b1966e5277c
SHA132c5bf05aa2f4f2dd9f5e2ffbd0e219c21d7be3d
SHA2566117123d2e36b89daba395c21a4c392eac7d6a92016e8d37bd4427893205f684
SHA5124b12094afb5b7aefcea050b6b89dff80880c95ff89e262d6418517ba0de864c481fef9ef112c2bbac70d32c953d373b48d315b225ccaca1c693ecb832e28ce63
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Filesize
4.1MB
MD5f73714999499c2d514ed9f0159e961aa
SHA1f8c7a5b68c5db0dd6305bc4faad7b44eea83af7e
SHA256df563e3152007b15f66deef6622c6b11d8d153246975fa80f159715fd7eca16b
SHA512c9942f6f32bd9579458d48c248820aade41dcd70d78be384f205c3df1983163899f9a8248bb94c734817d95d4e2b85e91698b56acd1f9d8b7e10e4fad8099621
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec