Analysis
-
max time kernel
141s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
22-10-2023 08:17
Static task
static1
General
-
Target
1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe
-
Size
4.2MB
-
MD5
dbbcefd924ac80ecf43554406ab4539d
-
SHA1
193d9ad43ba601ac2acca4aa448b3eb9bf4a1ca0
-
SHA256
1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1
-
SHA512
e1dce15085030621b8969a011ff2139a14114b3ce15128c89c9b7979b9ab18322ea0e6f28059456f41eec49c506187ceae9cefa45b791190ce92d5859c9b76be
-
SSDEEP
98304:1ZXx74bYw63U5Cf/T3aDLcyD+lWF4brDBNDl9HJZN:7x71peDoyD+lm4/DBNDTHJn
Malware Config
Signatures
-
Glupteba payload 21 IoCs
resource yara_rule behavioral1/memory/4528-2-0x0000000003040000-0x000000000392B000-memory.dmp family_glupteba behavioral1/memory/4528-3-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4528-26-0x0000000003040000-0x000000000392B000-memory.dmp family_glupteba behavioral1/memory/4528-29-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4528-60-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1048-63-0x0000000002E60000-0x000000000374B000-memory.dmp family_glupteba behavioral1/memory/1048-64-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1048-92-0x0000000002A60000-0x0000000002E5A000-memory.dmp family_glupteba behavioral1/memory/1048-98-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1048-99-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1048-154-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1048-160-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2748-227-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2748-263-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2748-271-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2748-273-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2748-275-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2748-277-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2748-279-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2748-281-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2748-289-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 3640 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 2748 csrss.exe 2808 injector.exe 3824 windefender.exe 4792 windefender.exe 1324 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral1/files/0x0007000000022e0c-266.dat upx behavioral1/files/0x0007000000022e0c-268.dat upx behavioral1/files/0x0007000000022e0c-269.dat upx behavioral1/memory/3824-270-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4792-272-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4792-276-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x0006000000022e0d-285.dat upx behavioral1/files/0x0006000000022e0d-287.dat upx behavioral1/memory/4792-288-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1324-290-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral1/memory/1324-292-0x0000000000400000-0x0000000000C25000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Set value (str) \REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\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\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 File created 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 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe File created C:\Windows\rss\csrss.exe 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe File created C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3912 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2108 2748 WerFault.exe 106 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3572 schtasks.exe 2696 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2321 = "Sakhalin Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-1661 = "Bahia Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-1022 = "Bangladesh Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-152 = "Central America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-365 = "Middle East Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs 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\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-261 = "GMT Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-741 = "New Zealand Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2062 = "North Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-364 = "Middle East Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-2752 = "Tomsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-621 = "Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-81 = "Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-221 = "Alaskan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\@tzres.dll,-271 = "Greenwich Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1a\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4480 powershell.exe 4480 powershell.exe 4528 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 4528 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 3852 powershell.exe 3852 powershell.exe 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 1356 powershell.exe 1356 powershell.exe 2220 powershell.exe 2220 powershell.exe 4712 powershell.exe 4712 powershell.exe 4248 powershell.exe 4248 powershell.exe 4844 powershell.exe 4844 powershell.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2748 csrss.exe 2748 csrss.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2748 csrss.exe 2748 csrss.exe 2808 injector.exe 2808 injector.exe 2748 csrss.exe 2748 csrss.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe 2808 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4480 powershell.exe Token: SeDebugPrivilege 4528 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Token: SeImpersonatePrivilege 4528 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe Token: SeDebugPrivilege 3852 powershell.exe Token: SeDebugPrivilege 1356 powershell.exe Token: SeDebugPrivilege 2220 powershell.exe Token: SeDebugPrivilege 4712 powershell.exe Token: SeDebugPrivilege 4248 powershell.exe Token: SeDebugPrivilege 4844 powershell.exe Token: SeSystemEnvironmentPrivilege 2748 csrss.exe Token: SeSecurityPrivilege 3912 sc.exe Token: SeSecurityPrivilege 3912 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 4528 wrote to memory of 4480 4528 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 91 PID 4528 wrote to memory of 4480 4528 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 91 PID 4528 wrote to memory of 4480 4528 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 91 PID 1048 wrote to memory of 3852 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 96 PID 1048 wrote to memory of 3852 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 96 PID 1048 wrote to memory of 3852 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 96 PID 1048 wrote to memory of 2644 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 98 PID 1048 wrote to memory of 2644 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 98 PID 2644 wrote to memory of 3640 2644 cmd.exe 100 PID 2644 wrote to memory of 3640 2644 cmd.exe 100 PID 1048 wrote to memory of 1356 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 102 PID 1048 wrote to memory of 1356 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 102 PID 1048 wrote to memory of 1356 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 102 PID 1048 wrote to memory of 2220 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 104 PID 1048 wrote to memory of 2220 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 104 PID 1048 wrote to memory of 2220 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 104 PID 1048 wrote to memory of 2748 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 106 PID 1048 wrote to memory of 2748 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 106 PID 1048 wrote to memory of 2748 1048 1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe 106 PID 2748 wrote to memory of 4712 2748 csrss.exe 107 PID 2748 wrote to memory of 4712 2748 csrss.exe 107 PID 2748 wrote to memory of 4712 2748 csrss.exe 107 PID 2748 wrote to memory of 4248 2748 csrss.exe 113 PID 2748 wrote to memory of 4248 2748 csrss.exe 113 PID 2748 wrote to memory of 4248 2748 csrss.exe 113 PID 2748 wrote to memory of 4844 2748 csrss.exe 117 PID 2748 wrote to memory of 4844 2748 csrss.exe 117 PID 2748 wrote to memory of 4844 2748 csrss.exe 117 PID 2748 wrote to memory of 2808 2748 csrss.exe 119 PID 2748 wrote to memory of 2808 2748 csrss.exe 119 PID 3824 wrote to memory of 2220 3824 windefender.exe 125 PID 3824 wrote to memory of 2220 3824 windefender.exe 125 PID 3824 wrote to memory of 2220 3824 windefender.exe 125 PID 2220 wrote to memory of 3912 2220 cmd.exe 126 PID 2220 wrote to memory of 3912 2220 cmd.exe 126 PID 2220 wrote to memory of 3912 2220 cmd.exe 126 PID 2748 wrote to memory of 1324 2748 csrss.exe 128 PID 2748 wrote to memory of 1324 2748 csrss.exe 128 PID 2748 wrote to memory of 1324 2748 csrss.exe 128 -
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\1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe"C:\Users\Admin\AppData\Local\Temp\1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4528 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4480
-
-
C:\Users\Admin\AppData\Local\Temp\1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.exe"C:\Users\Admin\AppData\Local\Temp\1f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1.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:1048 -
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:3852
-
-
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:2644 -
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:3640
-
-
-
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:1356
-
-
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:2220
-
-
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:2748 -
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:4712
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3572
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1792
-
-
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:4248
-
-
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:4844
-
-
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:2808
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2696
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3824 -
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:2220 -
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:3912
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exeC:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe4⤵
- Executes dropped EXE
PID:1324 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "csrss" /f5⤵PID:3476
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "ScheduledUpdate" /f5⤵PID:3056
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2748 -s 12684⤵
- Program crash
PID:2108
-
-
-
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4792
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2748 -ip 27481⤵PID:2092
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
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
-
Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
-
Filesize
99KB
MD509031a062610d77d685c9934318b4170
SHA1880f744184e7774f3d14c1bb857e21cc7fe89a6d
SHA256778bd69af403df3c4e074c31b3850d71bf0e64524bea4272a802ca9520b379dd
SHA5129a276e1f0f55d35f2bf38eb093464f7065bdd30a660e6d1c62eed5e76d1fb2201567b89d9ae65d2d89dc99b142159e36fb73be8d5e08252a975d50544a7cda27
-
Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
-
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
MD504eeb1357b77dcdddb3a199a5b45e394
SHA164d16c2b9bd65691ad50e97a5657fb1fa14d5812
SHA256c229dcdf8450da946c8467e88925e1ed9288d3d5a5bba80f035653a76309dc53
SHA512a677bf111cfd9a120eecfba55d2850586baca15ed521b4c27b05a702d0af95ffe90bfc692a9cc571920e90784d8d01148b6be683a4a41a5e2d61057aaaafd16a
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52e2856cb87beaef388f69c7ebb3353e8
SHA19cfdaa408a93d81b90f951c5597b7c35052fae2a
SHA256b230eaea5ff86a22eac948f3402fd6ef1340890a701eeca0c978b2da29b5561b
SHA5129260ed2f88c18ceafeae1e2e2ae4194c2ed158dce269c2ff268c94d842bae03147582b6a2e024384a0ec9eab1012424283da40c0aecb38557d5d5cf5d43a9631
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f5606b4a33aa0681f24b5e86840109c3
SHA17e611b1b3e4889bcec5baacbe7e22b7bd3cf69e7
SHA256a5df8919106c5f698effbf6876a054314ebc1867508f372dd3ed75fd17d19c11
SHA51260cfeb73bc600c3e3349e32000d48bb00a7edff93c15f5cfeabe1f42f009b6c8d5ede9f8b70ce52508f0dd84c6d7a7e59868d3cf01c73e99cdc7415b5cdfaf29
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5df228e452fa1ec95f5d29f29ddb35a6b
SHA18087afd032f28873b2d385c990440aa9fb0e16da
SHA256fad92e09e4ee48612a897061b7f451820a5999027384368798b59b8d66dbaf20
SHA5127e12d3e1b5f77650a4026f38d0f8f385df1632325064d365b538c1cdc175094e72d31a00a0a27b4a1c953cbb5b62723d5794978ac2130517c996a8f87d40cb60
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD514b2298cb8f7675a626908e01474a4a6
SHA163295a1e1fdd1e52cb3d35fc4b3c55ce47a71b44
SHA2560455324de4662a6f2f3857b9342addb19a148f251262ba01477c25f99fdf5454
SHA512b12065455f8510b8e35b5d6b1c5716378cb4e026ec6591e9011fe7a85248bae96a6a12481a5535f9cc200e34b04c96654ede4c341953dd1b7afb1e7a343f0591
-
Filesize
4.2MB
MD5dbbcefd924ac80ecf43554406ab4539d
SHA1193d9ad43ba601ac2acca4aa448b3eb9bf4a1ca0
SHA2561f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1
SHA512e1dce15085030621b8969a011ff2139a14114b3ce15128c89c9b7979b9ab18322ea0e6f28059456f41eec49c506187ceae9cefa45b791190ce92d5859c9b76be
-
Filesize
4.2MB
MD5dbbcefd924ac80ecf43554406ab4539d
SHA1193d9ad43ba601ac2acca4aa448b3eb9bf4a1ca0
SHA2561f4d5ee1e0112e2a2c4ee12bf902c7f093857bf808e7d522cc7e376c77d2aec1
SHA512e1dce15085030621b8969a011ff2139a14114b3ce15128c89c9b7979b9ab18322ea0e6f28059456f41eec49c506187ceae9cefa45b791190ce92d5859c9b76be
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec