Analysis
-
max time kernel
149s -
max time network
155s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
16/05/2024, 15:23
Static task
static1
Behavioral task
behavioral1
Sample
7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe
Resource
win10v2004-20240508-en
General
-
Target
7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe
-
Size
4.1MB
-
MD5
1e1a3a525de8a7c9a20b1196b0f8264e
-
SHA1
6c0bf1c39ac0dbf168f7202999ca7d2630e6dd25
-
SHA256
7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed
-
SHA512
1404f0bd3b9a3c1abe4799cf8b6d9428e1a182eaee80642cb63347a246a36befd4b5e5fcfbf1a46f5d8bb16b9401b7a6faec7735cb865f3104f8a17a16fd35a4
-
SSDEEP
98304:QvzBhIm6zIE7SIO2RhCG9zRnSMmyRgCXxFQG9cw:mzBhDcIv8bCGbNmyXXxFQGyw
Malware Config
Signatures
-
Glupteba payload 18 IoCs
resource yara_rule behavioral2/memory/4520-2-0x0000000002E20000-0x000000000370B000-memory.dmp family_glupteba behavioral2/memory/4520-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4520-118-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4520-120-0x0000000002E20000-0x000000000370B000-memory.dmp family_glupteba behavioral2/memory/4644-125-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2440-201-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2440-212-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2440-215-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2440-218-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2440-221-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2440-224-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2440-227-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2440-230-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2440-233-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2440-236-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2440-239-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2440-242-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/2440-245-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2356 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2440 csrss.exe 2948 injector.exe 4936 windefender.exe 400 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002a9d5-204.dat upx behavioral2/memory/4936-205-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/400-208-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4936-210-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/400-213-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/400-219-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3062789476-783164490-2318012559-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Set value (str) \REGISTRY\USER\S-1-5-21-3062789476-783164490-2318012559-1000\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 created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe File created C:\Windows\rss\csrss.exe 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3356 sc.exe -
pid Process 4744 powershell.exe 1684 powershell.exe 3108 powershell.exe 3556 powershell.exe 2380 powershell.exe 2144 powershell.exe 4584 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 2776 schtasks.exe 4152 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\@tzres.dll,-1832 = "Russia TZ 2 Standard Time" windefender.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\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-352 = "FLE Standard Time" windefender.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" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.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\@tzres.dll,-434 = "Georgian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2872 = "Magallanes Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.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,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-435 = "Georgian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-361 = "GTB Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-385 = "Namibia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-131 = "US Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-448 = "Azerbaijan Daylight 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,-931 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-672 = "AUS Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-512 = "Central Asia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-292 = "Central European Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2451 = "Saint Pierre Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-191 = "Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2380 powershell.exe 2380 powershell.exe 4520 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 4520 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 2144 powershell.exe 2144 powershell.exe 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 4584 powershell.exe 4584 powershell.exe 4744 powershell.exe 4744 powershell.exe 1684 powershell.exe 1684 powershell.exe 3108 powershell.exe 3108 powershell.exe 3556 powershell.exe 3556 powershell.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2440 csrss.exe 2440 csrss.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2440 csrss.exe 2440 csrss.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2440 csrss.exe 2440 csrss.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe 2948 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2380 powershell.exe Token: SeDebugPrivilege 4520 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Token: SeImpersonatePrivilege 4520 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe Token: SeDebugPrivilege 2144 powershell.exe Token: SeDebugPrivilege 4584 powershell.exe Token: SeDebugPrivilege 4744 powershell.exe Token: SeDebugPrivilege 1684 powershell.exe Token: SeDebugPrivilege 3108 powershell.exe Token: SeDebugPrivilege 3556 powershell.exe Token: SeSystemEnvironmentPrivilege 2440 csrss.exe Token: SeSecurityPrivilege 3356 sc.exe Token: SeSecurityPrivilege 3356 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4520 wrote to memory of 2380 4520 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 81 PID 4520 wrote to memory of 2380 4520 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 81 PID 4520 wrote to memory of 2380 4520 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 81 PID 4644 wrote to memory of 2144 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 87 PID 4644 wrote to memory of 2144 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 87 PID 4644 wrote to memory of 2144 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 87 PID 4644 wrote to memory of 2852 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 89 PID 4644 wrote to memory of 2852 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 89 PID 2852 wrote to memory of 2356 2852 cmd.exe 91 PID 2852 wrote to memory of 2356 2852 cmd.exe 91 PID 4644 wrote to memory of 4584 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 92 PID 4644 wrote to memory of 4584 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 92 PID 4644 wrote to memory of 4584 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 92 PID 4644 wrote to memory of 4744 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 94 PID 4644 wrote to memory of 4744 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 94 PID 4644 wrote to memory of 4744 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 94 PID 4644 wrote to memory of 2440 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 96 PID 4644 wrote to memory of 2440 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 96 PID 4644 wrote to memory of 2440 4644 7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe 96 PID 2440 wrote to memory of 1684 2440 csrss.exe 97 PID 2440 wrote to memory of 1684 2440 csrss.exe 97 PID 2440 wrote to memory of 1684 2440 csrss.exe 97 PID 2440 wrote to memory of 3108 2440 csrss.exe 103 PID 2440 wrote to memory of 3108 2440 csrss.exe 103 PID 2440 wrote to memory of 3108 2440 csrss.exe 103 PID 2440 wrote to memory of 3556 2440 csrss.exe 105 PID 2440 wrote to memory of 3556 2440 csrss.exe 105 PID 2440 wrote to memory of 3556 2440 csrss.exe 105 PID 2440 wrote to memory of 2948 2440 csrss.exe 107 PID 2440 wrote to memory of 2948 2440 csrss.exe 107 PID 4936 wrote to memory of 4416 4936 windefender.exe 113 PID 4936 wrote to memory of 4416 4936 windefender.exe 113 PID 4936 wrote to memory of 4416 4936 windefender.exe 113 PID 4416 wrote to memory of 3356 4416 cmd.exe 114 PID 4416 wrote to memory of 3356 4416 cmd.exe 114 PID 4416 wrote to memory of 3356 4416 cmd.exe 114 -
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\7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe"C:\Users\Admin\AppData\Local\Temp\7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4520 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2380
-
-
C:\Users\Admin\AppData\Local\Temp\7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.exe"C:\Users\Admin\AppData\Local\Temp\7f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed.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:4644 -
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:2144
-
-
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:2852 -
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:2356
-
-
-
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:4584
-
-
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:4744
-
-
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:2440 -
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:1684
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2776
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4004
-
-
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:3108
-
-
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:3556
-
-
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:2948
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4152
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4936 -
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:4416 -
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:3356
-
-
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:400
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
MD5d0c46cad6c0778401e21910bd6b56b70
SHA17be418951ea96326aca445b8dfe449b2bfa0dca6
SHA2569600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02
SHA512057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD529bce150be481b7b2dd8eb0900f2dd3d
SHA1b0183a28186dff69b1e921c347bf8f8799c4c647
SHA256fc18a0e5d98e608cbe3acc69abd473b340571a7b3b77ebbfd9310d8bb03d5d2d
SHA51225d5ddeadf7cbdf283cf7ce4c28eb21bcbd6c8b008a5fba535f6025d3c8fd325c2dd8e2837febab5ad5dffed699ab9a11fe6a5f585c4d23fac2a352a066271e5
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b80e2efe0e3f4a8eb69372b71ff5fb10
SHA14b586ee0cc00e9e7f29b1653903a012194a032cd
SHA2567abc7cead8ba5a5544dd4f3bea6245f91fa0b5106568dc44ccfd59711d9113f2
SHA512e937f990f2c044319d2eb574b022c0fb0d0868598f5a9218c21b9c9fe7458aef5340c3f24043315c6cd1936f6e8ac946e501ca7dedc14591b8d96323da5149e6
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5716494f46f697b5aa737dd373ebbddc8
SHA1ebe91dfe91ca98df20ba616819a85acf1630cf6f
SHA2563b6985932cd054d2e8ab5ead6c5ecd3bdf1342343e1d020243e693887b841617
SHA512ef3211a84202912ddefa4e34728f4f82817f13ee25299f2e5a5ddf697411db274e3c9f5641f670af666c3f3e35ab84afcfb9555fdd60ab73529b46cc8154e771
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5626709ef21d0e0f920e90a992937574c
SHA1de6c989dc69345da8306669bd9057d26b3da2e3b
SHA256ce3263ab271b91e17ce97a84f661dbaf6a7845121f5e2d2ad7c4c1c50b5540e2
SHA5127f26e40655b7ce85886994cd80a945dc49a0918f9e704fc8faf98ae51c5ccdb0717f7fd884fc4f74756b1106a5669918d253b38d3d62b69d63e65da2d78cf9c6
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53b7df3aea4ba420a7b0b503d643fbc24
SHA10a55743b90e3bcba165a083b4610f16513baeffc
SHA256cd0dda66ffc3d5f4bb788077d495101f1fd069af8f9fbff511dd99c6aa7d4280
SHA512d484bb00967cdaafadb002d36f08492cba4692f9d4aaebf9e3f03c936ee5067e11880d5e5a71afb31c9ca598465f574ddfc3110f1139f74fb09dbb4dca1177e3
-
Filesize
4.1MB
MD51e1a3a525de8a7c9a20b1196b0f8264e
SHA16c0bf1c39ac0dbf168f7202999ca7d2630e6dd25
SHA2567f0a722aca85a97a408fff33bdc3ae92e284a04bfebe55b03dd6c25af6ce67ed
SHA5121404f0bd3b9a3c1abe4799cf8b6d9428e1a182eaee80642cb63347a246a36befd4b5e5fcfbf1a46f5d8bb16b9401b7a6faec7735cb865f3104f8a17a16fd35a4
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec