Analysis
-
max time kernel
149s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
18-05-2024 11:24
Static task
static1
Behavioral task
behavioral1
Sample
b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe
Resource
win10v2004-20240426-en
General
-
Target
b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe
-
Size
4.1MB
-
MD5
fd5d9b90b0b2e15c71a8a15811f0703b
-
SHA1
2e0aa774b78e8ad21403b108972b27286163b5f8
-
SHA256
b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182
-
SHA512
9e9e57c2f22660d8753a39b36a97a48ecec191ea2bc5345ca08bafa5eee43562b1b5f145c403323e2a37311cf3a77ebb1d0a802314478419164108b0f489553e
-
SSDEEP
98304:vQRIh4uLuEEVqS5oryfPYtPRvG0pG4X3Bj:3K95KswtE0pG4Bj
Malware Config
Signatures
-
Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/3188-2-0x0000000004BF0000-0x00000000054DB000-memory.dmp family_glupteba behavioral1/memory/3188-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3188-82-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3188-131-0x0000000004BF0000-0x00000000054DB000-memory.dmp family_glupteba behavioral1/memory/828-134-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/3188-214-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2436-216-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2436-226-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2436-229-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2436-232-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2436-235-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2436-238-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2436-241-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2436-244-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2436-247-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2436-250-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2436-253-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2436-256-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba behavioral1/memory/2436-259-0x0000000000400000-0x0000000002B08000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1228 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2436 csrss.exe 644 injector.exe 216 windefender.exe 5060 windefender.exe -
resource yara_rule behavioral1/files/0x0008000000023479-219.dat upx behavioral1/memory/216-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/216-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5060-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5060-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/5060-233-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Set value (str) \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\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 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 -
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 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe File created C:\Windows\rss\csrss.exe b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.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 4016 sc.exe -
pid Process 2972 powershell.exe 4216 powershell.exe 5016 powershell.exe 4068 powershell.exe 2328 powershell.exe 1984 powershell.exe 4472 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 4616 schtasks.exe 4804 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,-891 = "Morocco Daylight Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1932 = "Russia TZ 11 Standard Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.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,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2612 = "Bougainville Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-112 = "Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2322 = "Sakhalin Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-384 = "Namibia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.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\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.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\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2791 = "Novosibirsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2772 = "Omsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.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" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.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,-2181 = "Astrakhan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-132 = "US Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-722 = "Central Pacific Standard Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-601 = "Taipei Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2751 = "Tomsk Daylight 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\2a\52C64B7E\@tzres.dll,-12 = "Azores Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1662 = "Bahia Standard Time" windefender.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,-71 = "Newfoundland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-621 = "Korea Daylight Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2532 = "Chatham Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2511 = "Lord Howe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2328 powershell.exe 2328 powershell.exe 3188 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 3188 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 1984 powershell.exe 1984 powershell.exe 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 4472 powershell.exe 4472 powershell.exe 2972 powershell.exe 2972 powershell.exe 2972 powershell.exe 4216 powershell.exe 4216 powershell.exe 5016 powershell.exe 5016 powershell.exe 4068 powershell.exe 4068 powershell.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 2436 csrss.exe 2436 csrss.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 2436 csrss.exe 2436 csrss.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 2436 csrss.exe 2436 csrss.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe 644 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2328 powershell.exe Token: SeDebugPrivilege 3188 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Token: SeImpersonatePrivilege 3188 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe Token: SeDebugPrivilege 1984 powershell.exe Token: SeDebugPrivilege 4472 powershell.exe Token: SeDebugPrivilege 2972 powershell.exe Token: SeDebugPrivilege 4216 powershell.exe Token: SeDebugPrivilege 5016 powershell.exe Token: SeDebugPrivilege 4068 powershell.exe Token: SeSystemEnvironmentPrivilege 2436 csrss.exe Token: SeSecurityPrivilege 4016 sc.exe Token: SeSecurityPrivilege 4016 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3188 wrote to memory of 2328 3188 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 88 PID 3188 wrote to memory of 2328 3188 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 88 PID 3188 wrote to memory of 2328 3188 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 88 PID 828 wrote to memory of 1984 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 97 PID 828 wrote to memory of 1984 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 97 PID 828 wrote to memory of 1984 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 97 PID 828 wrote to memory of 3068 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 101 PID 828 wrote to memory of 3068 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 101 PID 3068 wrote to memory of 1228 3068 cmd.exe 103 PID 3068 wrote to memory of 1228 3068 cmd.exe 103 PID 828 wrote to memory of 4472 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 104 PID 828 wrote to memory of 4472 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 104 PID 828 wrote to memory of 4472 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 104 PID 828 wrote to memory of 2972 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 106 PID 828 wrote to memory of 2972 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 106 PID 828 wrote to memory of 2972 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 106 PID 828 wrote to memory of 2436 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 108 PID 828 wrote to memory of 2436 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 108 PID 828 wrote to memory of 2436 828 b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe 108 PID 2436 wrote to memory of 4216 2436 csrss.exe 109 PID 2436 wrote to memory of 4216 2436 csrss.exe 109 PID 2436 wrote to memory of 4216 2436 csrss.exe 109 PID 2436 wrote to memory of 5016 2436 csrss.exe 114 PID 2436 wrote to memory of 5016 2436 csrss.exe 114 PID 2436 wrote to memory of 5016 2436 csrss.exe 114 PID 2436 wrote to memory of 4068 2436 csrss.exe 117 PID 2436 wrote to memory of 4068 2436 csrss.exe 117 PID 2436 wrote to memory of 4068 2436 csrss.exe 117 PID 2436 wrote to memory of 644 2436 csrss.exe 119 PID 2436 wrote to memory of 644 2436 csrss.exe 119 PID 216 wrote to memory of 2976 216 windefender.exe 125 PID 216 wrote to memory of 2976 216 windefender.exe 125 PID 216 wrote to memory of 2976 216 windefender.exe 125 PID 2976 wrote to memory of 4016 2976 cmd.exe 126 PID 2976 wrote to memory of 4016 2976 cmd.exe 126 PID 2976 wrote to memory of 4016 2976 cmd.exe 126 -
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\b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe"C:\Users\Admin\AppData\Local\Temp\b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3188 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2328
-
-
C:\Users\Admin\AppData\Local\Temp\b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.exe"C:\Users\Admin\AppData\Local\Temp\b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182.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:828 -
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:1984
-
-
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:3068 -
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:1228
-
-
-
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:4472
-
-
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:2972
-
-
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:2436 -
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:4216
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4616
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3488
-
-
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:5016
-
-
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:4068
-
-
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:644
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4804
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:216 -
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:2976 -
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:4016
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:5060
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
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5516a99df00fe9678d871cfd938615424
SHA1f368b1d41da9c0971629e020c3a7fb93bf975651
SHA25673a93efaa24819f3cfd9458f3378a29d384e9270d24cbcf74a0ff126c8c42a99
SHA512b43825a0161756179e9efbd4c70913c9ff2e8e0a1da9bd61dde4503bae8c9292e6f417d43af4d117b02f6e85e6f73474b777a402ac18202bbaf052a383e85ad8
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55362941de4fc1cfdce274309e067f861
SHA182da75f853f20df616eacbdab8c2aeb513490f17
SHA25656b44ca49a62a1db3182d7087e5758feff36a27e1ace5882e1b2f60281c0b935
SHA5121964c8dedd55c62e9621f695a59687afe753668e43c872d175f25eac293e01b734c051b0a8d7672bf2d352e4e3e8cdd5d7378e05bc5de5aa011a7ce56c394ea9
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55332d2a8c447454d16d6f3d8f7813983
SHA1d076bef812dbb2c9d69b8186813819ca6bfcc540
SHA256af299d210b03946065b18791e451d63af7c064ecb87aa6c97013a74709ffb013
SHA5122459b1aef4c8f4054929a0564756e4bd84550fe8540923bbb8e06b12be84c2a057bc637c6cf42ca3329cc202e658a49184bc419c0c0f76dbc59d80ae84adfb48
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b464584d0edd47d4a8a95600125815cc
SHA1a4ee7b8bcb09826aaded596a829e54de0dfa6975
SHA25693e116d384c0fdb68c74cb2d793159dc967cad91f9e0f16135a4fb784022e0bd
SHA512795a29ed717e34cc50a6c8caf54467cc84024049a8de78fe4314545df9019ced11ff17119d111ee6f8f7a548cbd47674410b037ab9be38d1e03783406fe021e6
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55f7c2edd7f6563380b764728748f5b44
SHA189c4dbfa8f7c4236512e93300f37f060f29b81c3
SHA256f612ebe95b24ad6b53498b63975d49eae72a0553ec01ec2a4fd0ce7eaa2092c0
SHA5126f829c66232d4a96968fbbe8319bd9947150943b4687d5f7f68a7cdbef56e7e6008fe73504d621809fa12a916dd50c0f3e6831b9b35f21324add9a073519050d
-
Filesize
4.1MB
MD5fd5d9b90b0b2e15c71a8a15811f0703b
SHA12e0aa774b78e8ad21403b108972b27286163b5f8
SHA256b62a210202d467bb601199b7fb02b3d3a14e739c40210bb242cae9fc96e43182
SHA5129e9e57c2f22660d8753a39b36a97a48ecec191ea2bc5345ca08bafa5eee43562b1b5f145c403323e2a37311cf3a77ebb1d0a802314478419164108b0f489553e
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec