Analysis
-
max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
20-05-2024 02:58
Static task
static1
Behavioral task
behavioral1
Sample
985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe
Resource
win7-20240221-en
General
-
Target
985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe
-
Size
4.1MB
-
MD5
3fe8a86a21840c87b9b1e2a74100f002
-
SHA1
833bf15d82cd4cf215173ccae45e1e47eeaeefef
-
SHA256
985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3
-
SHA512
a89e132b02eec6a99060c3a1a20e26418e6e25f11cc9240d3bda5beb2572fd485129cbda7261f271de3f7bcfa0b0605a7bbaf83f9c06fc91e0a9b0692969995b
-
SSDEEP
98304:Ok/C6baF9NNXYvR+SQPyohxfWe3/GY9pAEj69:On6bazjovoyoHfX3/GYHK
Malware Config
Signatures
-
Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/224-2-0x00000000043E0000-0x0000000004CCB000-memory.dmp family_glupteba behavioral2/memory/224-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/224-58-0x00000000043E0000-0x0000000004CCB000-memory.dmp family_glupteba behavioral2/memory/224-56-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/224-57-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4940-135-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/4116-214-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/4116-221-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/4116-231-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/4116-233-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/4116-235-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/4116-237-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/4116-239-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/4116-241-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/4116-243-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/4116-245-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/4116-247-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/4116-249-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba behavioral2/memory/4116-251-0x0000000000400000-0x0000000002364000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2992 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4116 csrss.exe 1092 injector.exe 4944 windefender.exe 4384 windefender.exe -
resource yara_rule behavioral2/files/0x000a000000023427-224.dat upx behavioral2/memory/4944-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4384-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4944-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4384-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4384-236-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe File created C:\Windows\rss\csrss.exe 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.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 4468 sc.exe -
pid Process 608 powershell.exe 2228 powershell.exe 528 powershell.exe 3304 powershell.exe 4908 powershell.exe 5004 powershell.exe 3260 powershell.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1520 224 WerFault.exe 82 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3076 schtasks.exe 5072 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-962 = "Paraguay Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time" 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-981 = "Kamchatka Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1722 = "Libya Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-541 = "Myanmar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1021 = "Bangladesh Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2452 = "Saint Pierre Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-412 = "E. Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time" 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-271 = "Greenwich Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2772 = "Omsk Standard Time" 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1662 = "Bahia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-334 = "Jordan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2161 = "Altai Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-215 = "Pacific Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2162 = "Altai Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time" 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-71 = "Newfoundland Daylight 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\2a\52C64B7E\@tzres.dll,-161 = "Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-591 = "Malay Peninsula Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates 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\2a\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-105 = "Central Brazilian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2531 = "Chatham Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-692 = "Tasmania Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5004 powershell.exe 5004 powershell.exe 224 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 224 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 3260 powershell.exe 3260 powershell.exe 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 608 powershell.exe 608 powershell.exe 2228 powershell.exe 2228 powershell.exe 528 powershell.exe 528 powershell.exe 3304 powershell.exe 3304 powershell.exe 4908 powershell.exe 4908 powershell.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 4116 csrss.exe 4116 csrss.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 4116 csrss.exe 4116 csrss.exe 1092 injector.exe 1092 injector.exe 4116 csrss.exe 4116 csrss.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe 1092 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 5004 powershell.exe Token: SeDebugPrivilege 224 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Token: SeImpersonatePrivilege 224 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe Token: SeDebugPrivilege 3260 powershell.exe Token: SeDebugPrivilege 608 powershell.exe Token: SeDebugPrivilege 2228 powershell.exe Token: SeDebugPrivilege 528 powershell.exe Token: SeDebugPrivilege 3304 powershell.exe Token: SeDebugPrivilege 4908 powershell.exe Token: SeSystemEnvironmentPrivilege 4116 csrss.exe Token: SeSecurityPrivilege 4468 sc.exe Token: SeSecurityPrivilege 4468 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 224 wrote to memory of 5004 224 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 86 PID 224 wrote to memory of 5004 224 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 86 PID 224 wrote to memory of 5004 224 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 86 PID 4940 wrote to memory of 3260 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 101 PID 4940 wrote to memory of 3260 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 101 PID 4940 wrote to memory of 3260 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 101 PID 4940 wrote to memory of 2080 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 104 PID 4940 wrote to memory of 2080 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 104 PID 2080 wrote to memory of 2992 2080 cmd.exe 106 PID 2080 wrote to memory of 2992 2080 cmd.exe 106 PID 4940 wrote to memory of 608 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 107 PID 4940 wrote to memory of 608 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 107 PID 4940 wrote to memory of 608 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 107 PID 4940 wrote to memory of 2228 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 109 PID 4940 wrote to memory of 2228 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 109 PID 4940 wrote to memory of 2228 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 109 PID 4940 wrote to memory of 4116 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 111 PID 4940 wrote to memory of 4116 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 111 PID 4940 wrote to memory of 4116 4940 985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe 111 PID 4116 wrote to memory of 528 4116 csrss.exe 112 PID 4116 wrote to memory of 528 4116 csrss.exe 112 PID 4116 wrote to memory of 528 4116 csrss.exe 112 PID 4116 wrote to memory of 3304 4116 csrss.exe 117 PID 4116 wrote to memory of 3304 4116 csrss.exe 117 PID 4116 wrote to memory of 3304 4116 csrss.exe 117 PID 4116 wrote to memory of 4908 4116 csrss.exe 120 PID 4116 wrote to memory of 4908 4116 csrss.exe 120 PID 4116 wrote to memory of 4908 4116 csrss.exe 120 PID 4116 wrote to memory of 1092 4116 csrss.exe 123 PID 4116 wrote to memory of 1092 4116 csrss.exe 123 PID 4944 wrote to memory of 3880 4944 windefender.exe 131 PID 4944 wrote to memory of 3880 4944 windefender.exe 131 PID 4944 wrote to memory of 3880 4944 windefender.exe 131 PID 3880 wrote to memory of 4468 3880 cmd.exe 132 PID 3880 wrote to memory of 4468 3880 cmd.exe 132 PID 3880 wrote to memory of 4468 3880 cmd.exe 132 -
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\985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe"C:\Users\Admin\AppData\Local\Temp\985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:224 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5004
-
-
C:\Users\Admin\AppData\Local\Temp\985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.exe"C:\Users\Admin\AppData\Local\Temp\985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3.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:4940 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3260
-
-
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:2080 -
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:2992
-
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:608
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2228
-
-
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:4116 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:528
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3076
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1976
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3304
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4908
-
-
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:1092
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:5072
-
-
C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4944 -
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:3880 -
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:4468
-
-
-
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 224 -s 9202⤵
- Program crash
PID:1520
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 224 -ip 2241⤵PID:880
-
C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4384
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5eb37dfbaf562e7af50511c3121296423
SHA1c9425aa440bbebb6e68e5e3a2ff3750cbeaacb25
SHA2560898d8c11b6fdbd3ce74392f7effd100cff970ca8bad5cc2f7cfc158a0791879
SHA5120a2410a9f1b3229b517ade0ce2a62d7428dcf72b3c5ce39262570168b05910e332c5fffab0b3d6b3d0f7f7694dbad475fe066bfced96960d902ac25da91b71ed
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD570b2d52ad249bb3758616f964bccfd20
SHA1991ca54d0e89c1aa507a8b39e9931f308762bfe8
SHA256c4ebf1c1bb7bf7ea56f273c58779da6b72c29575ebd41645d88301f8b95b2575
SHA5123fafaea1986b46ab17bc6447fecccc682b1f1cbe6a7c065e7438c2709c77dbeec4cc5073c6bf74ba42a11df74c5318598163e88b8fcf04b7951469c2c94bbf1f
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5566f9d63f2bf06af649775883c1a9fa4
SHA10e27e22cea78db56ad2247e0b83477c68857f313
SHA256e4a46442ade293e2d213e3d6840689ccdc88ea72248179ca342c2bd0d8e0f2ed
SHA512717e2f2a03174f27a3d6f0a42fa177df2a4e5ae6bb78b813f832bdba419dd6b3de3db74ed9e98f0e41f225c858684793705bd45c01490ace080cf7af44260be2
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5795f1f2489a303aa15736028bd6ede83
SHA121067c1f11417a5341b123302111ee90d005a77a
SHA256dedd301ec7a44d8e0c135db3cdc4e5017e51adf19317d57add524eff1fec8f25
SHA512edeee712fc1994622e71ee4f5d7dd70391dda377192d24730aa0b16005968d188205fec844dbfeae330f2dd1bf7cd9441bd8e411c11842e66a6257bca502ea88
-
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52508358f17a4b5c33248f0a40a7903cb
SHA1a555b0c762e9d8dff57528b9bb472069da25a43d
SHA256b3d50e33b83de4fcb46d6cf458cfaeefe6ad845e71a444059c04962a03c6323e
SHA5125eb6cd4fe1d2f00bdcd5836aa660bacd0c7b13e0424f24be32b93a274df7faa3465a74c0a89a787d8e5ca3af1f952d84eacc6c96a2a2ae8fe84628b138984fdc
-
Filesize
4.1MB
MD53fe8a86a21840c87b9b1e2a74100f002
SHA1833bf15d82cd4cf215173ccae45e1e47eeaeefef
SHA256985b14d2d4f1957a7f68304759dd0a2e4445db2a2ed593ccb23d219d0532c9c3
SHA512a89e132b02eec6a99060c3a1a20e26418e6e25f11cc9240d3bda5beb2572fd485129cbda7261f271de3f7bcfa0b0605a7bbaf83f9c06fc91e0a9b0692969995b
-
Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec