Analysis
-
max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
17/04/2024, 15:50
Static task
static1
Behavioral task
behavioral1
Sample
f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe
Resource
win10v2004-20240412-en
General
-
Target
f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe
-
Size
4.2MB
-
MD5
7f19abaf61cd0b4e1ab722b24500a526
-
SHA1
1b25b8834a89bf3d40e6a24d8f5a224930393c09
-
SHA256
f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c
-
SHA512
845ef67f21dfdcb83a58e0dfc2d16403db059eb7d3266a09eb39a3792025ac1eb4c6856b3ec72d9163a9473f693dfb8fe7e2aa6fbfe579047d57ae22af623874
-
SSDEEP
98304:ez7Cg0ld9bGpeFIidtQ9zICqBAsCsR7hN5aqRYTU7J:U7NcfZtQ9LJEd3aOYT+J
Malware Config
Signatures
-
Glupteba payload 22 IoCs
resource yara_rule behavioral1/memory/4160-2-0x00000000052B0000-0x0000000005B9B000-memory.dmp family_glupteba behavioral1/memory/4160-3-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4160-54-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4160-55-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4160-56-0x00000000052B0000-0x0000000005B9B000-memory.dmp family_glupteba behavioral1/memory/3604-59-0x0000000005130000-0x0000000005A1B000-memory.dmp family_glupteba behavioral1/memory/3604-60-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/3604-123-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/3604-136-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/3604-205-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4772-238-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4772-260-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4772-270-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4772-273-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4772-276-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4772-279-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4772-282-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4772-285-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4772-288-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4772-291-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4772-294-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba behavioral1/memory/4772-297-0x0000000000400000-0x0000000003118000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1816 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4772 csrss.exe 2720 injector.exe 524 windefender.exe 4212 windefender.exe -
resource yara_rule behavioral1/files/0x000a000000023333-263.dat upx behavioral1/memory/524-268-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4212-272-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4212-278-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-553605503-2331009851-2137262461-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Set value (str) \REGISTRY\USER\S-1-5-21-553605503-2331009851-2137262461-1000\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.
-
Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File 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 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 -
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 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe File created C:\Windows\rss\csrss.exe f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe File created C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2084 sc.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 632 schtasks.exe 4776 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-512 = "Central Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-352 = "FLE Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-3052 = "Qyzylorda Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1472 = "Magadan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-251 = "Dateline Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-591 = "Malay Peninsula Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-931 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3141 = "South Sudan Daylight Time" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.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\26\52C64B7E\@tzres.dll,-351 = "FLE Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-791 = "SA Western Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1932 = "Russia TZ 11 Standard Time" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1021 = "Bangladesh Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-772 = "Montevideo Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2611 = "Bougainville Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-491 = "India Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-52 = "Greenland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2451 = "Saint Pierre Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.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\26\52C64B7E\@tzres.dll,-2161 = "Altai Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2491 = "Aus Central W. Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople 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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1888 powershell.exe 1888 powershell.exe 4160 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 4160 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 3108 powershell.exe 3108 powershell.exe 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 4328 powershell.exe 4328 powershell.exe 1812 powershell.exe 1812 powershell.exe 4088 powershell.exe 4088 powershell.exe 5076 powershell.exe 5076 powershell.exe 1496 powershell.exe 1496 powershell.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 4772 csrss.exe 4772 csrss.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 4772 csrss.exe 4772 csrss.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 4772 csrss.exe 4772 csrss.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe 2720 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1888 powershell.exe Token: SeDebugPrivilege 4160 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Token: SeImpersonatePrivilege 4160 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe Token: SeDebugPrivilege 3108 powershell.exe Token: SeDebugPrivilege 4328 powershell.exe Token: SeDebugPrivilege 1812 powershell.exe Token: SeDebugPrivilege 4088 powershell.exe Token: SeDebugPrivilege 5076 powershell.exe Token: SeDebugPrivilege 1496 powershell.exe Token: SeSystemEnvironmentPrivilege 4772 csrss.exe Token: SeSecurityPrivilege 2084 sc.exe Token: SeSecurityPrivilege 2084 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4160 wrote to memory of 1888 4160 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 89 PID 4160 wrote to memory of 1888 4160 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 89 PID 4160 wrote to memory of 1888 4160 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 89 PID 3604 wrote to memory of 3108 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 95 PID 3604 wrote to memory of 3108 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 95 PID 3604 wrote to memory of 3108 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 95 PID 3604 wrote to memory of 4440 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 97 PID 3604 wrote to memory of 4440 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 97 PID 4440 wrote to memory of 1816 4440 cmd.exe 99 PID 4440 wrote to memory of 1816 4440 cmd.exe 99 PID 3604 wrote to memory of 4328 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 100 PID 3604 wrote to memory of 4328 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 100 PID 3604 wrote to memory of 4328 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 100 PID 3604 wrote to memory of 1812 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 102 PID 3604 wrote to memory of 1812 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 102 PID 3604 wrote to memory of 1812 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 102 PID 3604 wrote to memory of 4772 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 104 PID 3604 wrote to memory of 4772 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 104 PID 3604 wrote to memory of 4772 3604 f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe 104 PID 4772 wrote to memory of 4088 4772 csrss.exe 105 PID 4772 wrote to memory of 4088 4772 csrss.exe 105 PID 4772 wrote to memory of 4088 4772 csrss.exe 105 PID 4772 wrote to memory of 5076 4772 csrss.exe 113 PID 4772 wrote to memory of 5076 4772 csrss.exe 113 PID 4772 wrote to memory of 5076 4772 csrss.exe 113 PID 4772 wrote to memory of 1496 4772 csrss.exe 116 PID 4772 wrote to memory of 1496 4772 csrss.exe 116 PID 4772 wrote to memory of 1496 4772 csrss.exe 116 PID 4772 wrote to memory of 2720 4772 csrss.exe 118 PID 4772 wrote to memory of 2720 4772 csrss.exe 118 PID 524 wrote to memory of 3500 524 windefender.exe 124 PID 524 wrote to memory of 3500 524 windefender.exe 124 PID 524 wrote to memory of 3500 524 windefender.exe 124 PID 3500 wrote to memory of 2084 3500 cmd.exe 125 PID 3500 wrote to memory of 2084 3500 cmd.exe 125 PID 3500 wrote to memory of 2084 3500 cmd.exe 125 -
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
-
C:\Users\Admin\AppData\Local\Temp\f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe"C:\Users\Admin\AppData\Local\Temp\f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4160 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1888
-
-
C:\Users\Admin\AppData\Local\Temp\f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.exe"C:\Users\Admin\AppData\Local\Temp\f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c.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:3604 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3108
-
-
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:4440 -
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:1816
-
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4328
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1812
-
-
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:4772 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4088
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:632
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3080
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5076
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1496
-
-
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:2720
-
-
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
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:524 -
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:3500 -
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:2084
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4212
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
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59d828ef73c83f52bd3b775a80a4949ba
SHA15b1af21742bbbf195dc2cb10198f7ddfb0add623
SHA25652d29380ef92cdef61ec7a2b41898a93b93cb4294ff3f722379255ea9605d4f7
SHA51270b10f0b3bfd3973e7f87945a77c9843dcfa3dfb0eaa38023405f0fbae669ece6e9abb8a720e6cd84fecfa11d7b21d99aa38eae16789b8d633896a729aaaf40e
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f342dc753c3995489712335aa21d47c3
SHA11b41b62a45e04493b8aed4324f29f610a0832f64
SHA256396f0ca7cc0f8b3a43a2af6f753d325b0308042c660f05ccee5d36bad2dfe9fa
SHA512d9ed0e96a7fc3fde540c031541deb58f23df7ecb6fac773abb851859f166366563cec1b400bdb098b1ebaf728f2c269cb511d05879d3664fd7637b18f6caa3ca
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58524e8a4a9337448f6b3e48d8ad38919
SHA17d980103aad8c236a8780bac06cceebdfcd356b4
SHA2568399d9363d4cea5d1bac0f1fddf430485fcff3a82dda12afa7860228a7265dfb
SHA512146fc0cf1994d80570aa6cb486852cfa2697fef1f046dcc9c205ca39e377776b0ed53c635860c2221b69c40e53bd71113994e5483a2402d0a0df153fd053b1dc
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5363514d063ea9548bffe6ac02957b630
SHA125c54753f071ad0474e8dc34710317edad93e63c
SHA256c488a6946bd6a81d451e42e6af44ef90b545d90fee4d1fcb1a912b94053bcbb7
SHA512f72f8fb43d5a6ee09c68660c6f6d3457b074a907c1cc7677ffde55e78f2082e3192e34c9f4d54028037f3d98aaf3236c3fba396203fb602a704a05e310da92dc
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b273d7a8940f442df19c8096d0a87d9c
SHA1ba5558ee6ca6fa632ec4510f49bbb79812dc4a84
SHA256a6916563f04a291e5f90848a6050cbbe0dc71179b344ff43518a19c328788ab0
SHA5123eac88389655e1e16b941286b1aecdf0ac235b9b6bdc31c8bd0aae4130cabef77be8594936704936640bb5b955685a4fa371ff596c95f4cb32a5b5ea40811cad
-
Filesize
4.2MB
MD57f19abaf61cd0b4e1ab722b24500a526
SHA11b25b8834a89bf3d40e6a24d8f5a224930393c09
SHA256f9fdb86daba926b4ffb1099583cf2996a54f04a4f3bd2de6e2eb10eef12f3c9c
SHA512845ef67f21dfdcb83a58e0dfc2d16403db059eb7d3266a09eb39a3792025ac1eb4c6856b3ec72d9163a9473f693dfb8fe7e2aa6fbfe579047d57ae22af623874
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec