Analysis
-
max time kernel
149s -
max time network
152s -
platform
windows11-21h2_x64 -
resource
win11-20240412-en -
resource tags
arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system -
submitted
18/04/2024, 20:23
Static task
static1
Behavioral task
behavioral1
Sample
e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe
Resource
win10v2004-20240412-en
General
-
Target
e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe
-
Size
4.2MB
-
MD5
d1bfc7ed37941721fb86efda7575bfa5
-
SHA1
43057f313b999a168438d03307678817b30ae930
-
SHA256
e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd
-
SHA512
00f8a2d9104aadeabba53c88f30fc01035034c03f695579069d00ee841eab1aebcff5a7f8f56cca866fbda84b812f62525cab9849e34714500231ddc8c427131
-
SSDEEP
98304:2Re06RCZ8qdKnAdKFoI0tkW+Km95muXXLdVYjOy3P9Ua:7UuqUAddtM55murAiy9/
Malware Config
Signatures
-
Glupteba payload 20 IoCs
resource yara_rule behavioral2/memory/3532-2-0x0000000005120000-0x0000000005A0B000-memory.dmp family_glupteba behavioral2/memory/3532-3-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral2/memory/3532-51-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral2/memory/3532-52-0x0000000005120000-0x0000000005A0B000-memory.dmp family_glupteba behavioral2/memory/2464-54-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral2/memory/2464-112-0x00000000034C0000-0x00000000038C4000-memory.dmp family_glupteba behavioral2/memory/2464-135-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral2/memory/2464-141-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral2/memory/4900-145-0x0000000005630000-0x0000000005F1B000-memory.dmp family_glupteba behavioral2/memory/4900-241-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral2/memory/4900-250-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral2/memory/4900-251-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral2/memory/4900-253-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral2/memory/4900-255-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral2/memory/4900-257-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral2/memory/4900-260-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral2/memory/4900-261-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral2/memory/4900-263-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral2/memory/4900-265-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba behavioral2/memory/4900-267-0x0000000000400000-0x0000000003009000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1356 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4900 csrss.exe 4876 injector.exe 924 windefender.exe 1548 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002a9b5-244.dat upx behavioral2/memory/924-249-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1548-252-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1548-256-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3263309122-2820180308-3568046652-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\S-1-5-21-3263309122-2820180308-3568046652-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File 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 -
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 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\rss\csrss.exe e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 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 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3016 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2624 3532 WerFault.exe 79 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2000 schtasks.exe 4168 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,-372 = "Jerusalem Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-105 = "Central Brazilian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-262 = "GMT Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-364 = "Middle East Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2372 = "Easter Island Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-334 = "Jordan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.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\@tzres.dll,-32 = "Mid-Atlantic 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,-91 = "Pacific SA Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 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,-1721 = "Libya Daylight Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-42 = "E. South America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-591 = "Malay Peninsula Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-501 = "Nepal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1932 = "Russia TZ 11 Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 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\26\52C64B7E\@tzres.dll,-2432 = "Cuba Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-252 = "Dateline Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2772 = "Omsk Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-961 = "Paraguay Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-342 = "Egypt Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-491 = "India Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-441 = "Arabian Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3496 powershell.exe 3496 powershell.exe 3532 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 3532 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 1920 powershell.exe 1920 powershell.exe 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 424 powershell.exe 424 powershell.exe 4816 powershell.exe 4816 powershell.exe 3124 powershell.exe 3124 powershell.exe 4176 powershell.exe 4176 powershell.exe 2072 powershell.exe 2072 powershell.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4900 csrss.exe 4900 csrss.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4900 csrss.exe 4900 csrss.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4900 csrss.exe 4900 csrss.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe 4876 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3496 powershell.exe Token: SeDebugPrivilege 3532 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Token: SeImpersonatePrivilege 3532 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe Token: SeDebugPrivilege 1920 powershell.exe Token: SeDebugPrivilege 424 powershell.exe Token: SeDebugPrivilege 4816 powershell.exe Token: SeDebugPrivilege 3124 powershell.exe Token: SeDebugPrivilege 4176 powershell.exe Token: SeDebugPrivilege 2072 powershell.exe Token: SeSystemEnvironmentPrivilege 4900 csrss.exe Token: SeSecurityPrivilege 3016 sc.exe Token: SeSecurityPrivilege 3016 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3532 wrote to memory of 3496 3532 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 83 PID 3532 wrote to memory of 3496 3532 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 83 PID 3532 wrote to memory of 3496 3532 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 83 PID 2464 wrote to memory of 1920 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 91 PID 2464 wrote to memory of 1920 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 91 PID 2464 wrote to memory of 1920 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 91 PID 2464 wrote to memory of 3348 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 93 PID 2464 wrote to memory of 3348 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 93 PID 3348 wrote to memory of 1356 3348 cmd.exe 95 PID 3348 wrote to memory of 1356 3348 cmd.exe 95 PID 2464 wrote to memory of 424 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 96 PID 2464 wrote to memory of 424 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 96 PID 2464 wrote to memory of 424 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 96 PID 2464 wrote to memory of 4816 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 98 PID 2464 wrote to memory of 4816 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 98 PID 2464 wrote to memory of 4816 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 98 PID 2464 wrote to memory of 4900 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 100 PID 2464 wrote to memory of 4900 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 100 PID 2464 wrote to memory of 4900 2464 e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe 100 PID 4900 wrote to memory of 3124 4900 csrss.exe 101 PID 4900 wrote to memory of 3124 4900 csrss.exe 101 PID 4900 wrote to memory of 3124 4900 csrss.exe 101 PID 4900 wrote to memory of 4176 4900 csrss.exe 107 PID 4900 wrote to memory of 4176 4900 csrss.exe 107 PID 4900 wrote to memory of 4176 4900 csrss.exe 107 PID 4900 wrote to memory of 2072 4900 csrss.exe 109 PID 4900 wrote to memory of 2072 4900 csrss.exe 109 PID 4900 wrote to memory of 2072 4900 csrss.exe 109 PID 4900 wrote to memory of 4876 4900 csrss.exe 111 PID 4900 wrote to memory of 4876 4900 csrss.exe 111 PID 924 wrote to memory of 4612 924 windefender.exe 117 PID 924 wrote to memory of 4612 924 windefender.exe 117 PID 924 wrote to memory of 4612 924 windefender.exe 117 PID 4612 wrote to memory of 3016 4612 cmd.exe 118 PID 4612 wrote to memory of 3016 4612 cmd.exe 118 PID 4612 wrote to memory of 3016 4612 cmd.exe 118 -
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\e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe"C:\Users\Admin\AppData\Local\Temp\e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3532 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3496
-
-
C:\Users\Admin\AppData\Local\Temp\e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.exe"C:\Users\Admin\AppData\Local\Temp\e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd.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:2464 -
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:1920
-
-
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:3348 -
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: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:424
-
-
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:4816
-
-
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:4900 -
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:3124
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2000
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3112
-
-
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:4176
-
-
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:2072
-
-
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:4876
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:4168
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:924 -
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:4612 -
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:3016
-
-
-
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3532 -s 9562⤵
- Program crash
PID:2624
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3532 -ip 35321⤵PID:1320
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1548
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
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f5cac5c549c164ee58381f00e326e367
SHA1dd77ed4d20b469c8ec4ac6ed88ce9e5836092d34
SHA2562c367592e448fd0d53daa29b33b6cd1efe0fa953f719ddca6a2cc2ef5be7085c
SHA51200db4b792c4ae931241b6b4be2b3584488b24996220caefb8d2bde00f231b41c5c62edf778769c72ce92b1794fdfdb23dd2d345b8b979ba63d4a473d1f341ba8
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD575104c2b0a08e26a2a2fc8d66badc15e
SHA1c3ae25eee71afe63657bf2a813954d1d889dea6e
SHA25632c9f965431c1a8c66b65031050b10cedaac94806c3edf5393a77443f187a45b
SHA51235d4e34df66175adc538cd29ae291091f1807ad25026c6f5fd815ebf2494f749310eebee988e940a1733fb89dafae860e512c5616f9458bd4fcb4a23cf26abcc
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5143d18ce4ab690cc778ff1d2e5b20391
SHA1ff6f69e302f5ad08ddabbda7dd2f58299d9c1e53
SHA25677c0da10148b3dd08b07d7da7f31a2d6658e306e5e101bd1d37b26c0e941592c
SHA5128348b982f5ba37dae64f801bf0f93de0eb2ba2a0181ddac250363689927f09d8a042e3b31c2132e836850ea28b78382aad8fc378de301e1f9fd5a104d00f4bdb
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ce341b30753a30024dfad79a4dccd411
SHA1aa5de836682cec6c64d2b089ec4d0826a5483ece
SHA256ce0e4c4936e85199226a0979eff719c14baea70871a098a832a098cc03a18668
SHA51295c23dc448e021ff8e9d87e3a766104f9775257fc500fb6fa0fd455f760c26c993b688e6d58808a9c826710bd1b73ea4bfdff624a83cc5b45dd4245926ec416c
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d5347d6b321811c7d4d9342bc3d3afa1
SHA1d147423f19c8abe47b656d9288bf76ef801e24af
SHA256dc1b7efc056a62e42dd8adbe1d552722a689ced259096ce5e35c762cbcc424fc
SHA51225e1727cda6fcbf4d23aaf839317307fc8e53829d5a34eb3337a3a4a85f348a6b2761bf957de67161645081cdb5c2cccf8c34fa31a8b47e822d536fceb759c95
-
Filesize
4.2MB
MD5d1bfc7ed37941721fb86efda7575bfa5
SHA143057f313b999a168438d03307678817b30ae930
SHA256e68d6345a48f045a67cb95141e2bee985df229ff2c0c91c96a4ab1d23b4d3edd
SHA51200f8a2d9104aadeabba53c88f30fc01035034c03f695579069d00ee841eab1aebcff5a7f8f56cca866fbda84b812f62525cab9849e34714500231ddc8c427131
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec