Analysis
-
max time kernel
149s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
19/04/2024, 22:48
Static task
static1
Behavioral task
behavioral1
Sample
1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe
Resource
win10v2004-20240412-en
General
-
Target
1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe
-
Size
4.2MB
-
MD5
fe5fd45c31b167ea1b7ef35d400c165b
-
SHA1
55ed535b983e78fc8ff56887215569f66babf253
-
SHA256
1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95
-
SHA512
b41de25ee8e39f9bd7be91c91239027468ab26ec3d4896b30ea9c93550e02aec7434ea71d621cb399c0742dc881da98a3034dcc0d3b7e2b5a34ea1b73dbe2dcb
-
SSDEEP
98304:3/40EOOAEftLoGWLNDgTXMgGOTrFzBqlMJaGItfG/:PdVQtLoTZDg5GO9Bqlcn
Malware Config
Signatures
-
Glupteba payload 20 IoCs
resource yara_rule behavioral1/memory/4400-2-0x0000000004050000-0x000000000493B000-memory.dmp family_glupteba behavioral1/memory/4400-3-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/4400-55-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/4400-58-0x0000000004050000-0x000000000493B000-memory.dmp family_glupteba behavioral1/memory/2776-57-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/2776-120-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/2776-156-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/4188-258-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/4188-267-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/4188-269-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/4188-271-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/4188-273-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/4188-275-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/4188-277-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/4188-279-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/4188-281-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/4188-283-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/4188-285-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/4188-287-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba behavioral1/memory/4188-289-0x0000000000400000-0x0000000001E06000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3940 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4188 csrss.exe 2988 injector.exe 4556 windefender.exe 4380 windefender.exe -
resource yara_rule behavioral1/files/0x001300000002341c-262.dat upx behavioral1/memory/4556-266-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4380-268-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4380-272-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.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 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe File created C:\Windows\rss\csrss.exe 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.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 4080 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4380 4400 WerFault.exe 83 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4272 schtasks.exe 4924 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\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-442 = "Arabian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-82 = "Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\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\26\52C64B7E\@tzres.dll,-2531 = "Chatham Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-301 = "Romance Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-3142 = "South Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 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,-492 = "India Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-621 = "Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1802 = "Line Islands Standard Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-41 = "E. South America Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.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\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-362 = "GTB Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-242 = "Samoa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-282 = "Central Europe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.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\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2020 powershell.exe 2020 powershell.exe 4400 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 4400 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 3860 powershell.exe 3860 powershell.exe 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 2768 powershell.exe 2768 powershell.exe 2768 powershell.exe 2016 powershell.exe 2016 powershell.exe 2016 powershell.exe 5024 powershell.exe 5024 powershell.exe 5024 powershell.exe 2168 powershell.exe 2168 powershell.exe 2168 powershell.exe 3348 powershell.exe 3348 powershell.exe 3348 powershell.exe 2988 injector.exe 2988 injector.exe 2988 injector.exe 2988 injector.exe 2988 injector.exe 2988 injector.exe 4188 csrss.exe 4188 csrss.exe 2988 injector.exe 2988 injector.exe 2988 injector.exe 2988 injector.exe 2988 injector.exe 2988 injector.exe 4188 csrss.exe 4188 csrss.exe 2988 injector.exe 2988 injector.exe 2988 injector.exe 2988 injector.exe 4188 csrss.exe 4188 csrss.exe 2988 injector.exe 2988 injector.exe 2988 injector.exe 2988 injector.exe 2988 injector.exe 2988 injector.exe 2988 injector.exe 2988 injector.exe 2988 injector.exe 2988 injector.exe 2988 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2020 powershell.exe Token: SeDebugPrivilege 4400 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Token: SeImpersonatePrivilege 4400 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe Token: SeDebugPrivilege 3860 powershell.exe Token: SeDebugPrivilege 2768 powershell.exe Token: SeDebugPrivilege 2016 powershell.exe Token: SeDebugPrivilege 5024 powershell.exe Token: SeDebugPrivilege 2168 powershell.exe Token: SeDebugPrivilege 3348 powershell.exe Token: SeSystemEnvironmentPrivilege 4188 csrss.exe Token: SeSecurityPrivilege 4080 sc.exe Token: SeSecurityPrivilege 4080 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4400 wrote to memory of 2020 4400 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 88 PID 4400 wrote to memory of 2020 4400 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 88 PID 4400 wrote to memory of 2020 4400 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 88 PID 2776 wrote to memory of 3860 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 97 PID 2776 wrote to memory of 3860 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 97 PID 2776 wrote to memory of 3860 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 97 PID 2776 wrote to memory of 4276 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 102 PID 2776 wrote to memory of 4276 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 102 PID 4276 wrote to memory of 3940 4276 cmd.exe 104 PID 4276 wrote to memory of 3940 4276 cmd.exe 104 PID 2776 wrote to memory of 2768 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 105 PID 2776 wrote to memory of 2768 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 105 PID 2776 wrote to memory of 2768 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 105 PID 2776 wrote to memory of 2016 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 107 PID 2776 wrote to memory of 2016 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 107 PID 2776 wrote to memory of 2016 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 107 PID 2776 wrote to memory of 4188 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 110 PID 2776 wrote to memory of 4188 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 110 PID 2776 wrote to memory of 4188 2776 1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe 110 PID 4188 wrote to memory of 5024 4188 csrss.exe 111 PID 4188 wrote to memory of 5024 4188 csrss.exe 111 PID 4188 wrote to memory of 5024 4188 csrss.exe 111 PID 4188 wrote to memory of 2168 4188 csrss.exe 117 PID 4188 wrote to memory of 2168 4188 csrss.exe 117 PID 4188 wrote to memory of 2168 4188 csrss.exe 117 PID 4188 wrote to memory of 3348 4188 csrss.exe 120 PID 4188 wrote to memory of 3348 4188 csrss.exe 120 PID 4188 wrote to memory of 3348 4188 csrss.exe 120 PID 4188 wrote to memory of 2988 4188 csrss.exe 122 PID 4188 wrote to memory of 2988 4188 csrss.exe 122 PID 4556 wrote to memory of 3488 4556 windefender.exe 128 PID 4556 wrote to memory of 3488 4556 windefender.exe 128 PID 4556 wrote to memory of 3488 4556 windefender.exe 128 PID 3488 wrote to memory of 4080 3488 cmd.exe 136 PID 3488 wrote to memory of 4080 3488 cmd.exe 136 PID 3488 wrote to memory of 4080 3488 cmd.exe 136 -
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\1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe"C:\Users\Admin\AppData\Local\Temp\1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4400 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2020
-
-
C:\Users\Admin\AppData\Local\Temp\1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.exe"C:\Users\Admin\AppData\Local\Temp\1e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95.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:2776 -
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:3860
-
-
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:4276 -
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:3940
-
-
-
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:2768
-
-
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:2016
-
-
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:4188 -
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:5024
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4272
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4348
-
-
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:2168
-
-
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:3348
-
-
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:2988
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4924
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4556 -
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:3488 -
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:4080
-
-
-
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4400 -s 9962⤵
- Program crash
PID:4380
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4400 -ip 44001⤵PID:448
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4380
-
C:\Windows\system32\backgroundTaskHost.exe"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca1⤵PID:4080
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
MD57902e3ee27c56b0cefe8dae0876513e5
SHA1f9d825ec81afc6281fa6d739cf6335f949d82e92
SHA256d7bf44d368759d31403d40c9a87d904bc5141953c0901b0218c37e2967718852
SHA512ec64970d7b26979add65f583e8aec19d92be4e96e13278aec718d883a4219fd9b84b006f4a0851f8440a2b5236d7cd4ea917905b689619013eebd7273fcc4ec4
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c9feb96c8c5dc33b36c49a94fe9b9bbc
SHA13d76acb4034c9353935cad38b9465063f4ff0d06
SHA256a39d39dab253704f04e593bc3658bb962250662bb9fbb365ca49608407262658
SHA512edd2502b689818b55ca9117a4f7fdc8fb2cb60582348e80dfff42495db146c429cbddae82a7a970eee27feab812d778cea8178133bf25df43ea6b60e5f2ad211
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a9dff603587687abb12d4581d017f9cb
SHA10e04fccddf3cd71d59f245748c1aa6c3621169b1
SHA2569a350506f742afbd7baaaa6cfc58681fb078ae0d20c501402ca9bf4648cb4883
SHA5128d711063583abe87a65c09be6daa11184e2059e55082f7e4494bbc116f00d1e632749b502c4bf6fd2e0d7253632e46285aacfb956ca331314ef39e8ab6f33c5f
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD502d2d9ee8fd0f0f480907401ace76baf
SHA12e36f80df3035da18da89e3056f5f43d1e82e7c8
SHA256e36573230d17db2a9f9904aed526c43d415607a197fa52076a32620a2935d750
SHA5121fcfef3a03223cc15f75e0ef9500bf2507415d7ba3fd0bccb501902b390b886f8d6c2a0c212c4493a988882b877bd6bf8fe7c5a6d65ab0ff8d437265a4441de9
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55ddb13dbac9f1b64f93f248746e7ddf8
SHA11fb1c5bb953cfa13103f22d6633cd6ce834fd3a5
SHA256b32499194f9332e410577b53907ab501366297f3172d0ec7d1c46c38ee385754
SHA51225a427b32d99ad7f1489eff65cb09354d2b36b144ef0b920941e708614ba0b2fd1cc89a63da157f23cb832db2e28e4bb5cede5bcc590d09b9bd748dd14c360bf
-
Filesize
4.2MB
MD5fe5fd45c31b167ea1b7ef35d400c165b
SHA155ed535b983e78fc8ff56887215569f66babf253
SHA2561e7f09393ad896d096dc348e56fb6848d3f7d770ad36d40ccc25a0905a78bb95
SHA512b41de25ee8e39f9bd7be91c91239027468ab26ec3d4896b30ea9c93550e02aec7434ea71d621cb399c0742dc881da98a3034dcc0d3b7e2b5a34ea1b73dbe2dcb
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec