Analysis
-
max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
18-04-2024 14:35
Static task
static1
Behavioral task
behavioral1
Sample
f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe
Resource
win10v2004-20240412-en
General
-
Target
f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe
-
Size
4.4MB
-
MD5
f8343265b127e4851667e1b6c1f577b8
-
SHA1
6f2b4077b3d4410e6ebb3a6ada451ff02d7d4787
-
SHA256
1bf37ce1ec0b4c02ee0d2fff1ac24d34627c754eab070dbcdf49e667b721a674
-
SHA512
7c6d0612dd595abbd14047b5e356fdecbd78cd4d62d7fdfa5ccfa922bab36c43f8e58d4ab6d442b9c680da614077619ee09772faa8881ab0188328323fde5cf9
-
SSDEEP
98304:NQRSIsImTBBBwJEBNJS5d3YbyIQvDEezarUzJevCfGZcEvCg3:NQRln2yOBrEYIepvCqlvZ3
Malware Config
Extracted
metasploit
windows/single_exec
Signatures
-
Glupteba payload 22 IoCs
Processes:
resource yara_rule behavioral2/memory/3204-2-0x0000000005180000-0x0000000005AA6000-memory.dmp family_glupteba behavioral2/memory/3204-3-0x0000000000400000-0x000000000309C000-memory.dmp family_glupteba behavioral2/memory/3204-5-0x0000000000400000-0x000000000309C000-memory.dmp family_glupteba behavioral2/memory/3204-6-0x0000000005180000-0x0000000005AA6000-memory.dmp family_glupteba behavioral2/memory/1152-8-0x0000000005190000-0x0000000005AB6000-memory.dmp family_glupteba behavioral2/memory/1152-9-0x0000000000400000-0x000000000309C000-memory.dmp family_glupteba behavioral2/memory/1152-10-0x0000000000400000-0x000000000309C000-memory.dmp family_glupteba behavioral2/memory/1152-14-0x0000000000400000-0x000000000309C000-memory.dmp family_glupteba behavioral2/memory/3064-18-0x0000000000400000-0x000000000309C000-memory.dmp family_glupteba behavioral2/memory/3064-19-0x0000000000400000-0x000000000309C000-memory.dmp family_glupteba behavioral2/memory/3064-25-0x0000000000400000-0x000000000309C000-memory.dmp family_glupteba behavioral2/memory/3064-27-0x0000000000400000-0x000000000309C000-memory.dmp family_glupteba behavioral2/memory/3064-28-0x0000000000400000-0x000000000309C000-memory.dmp family_glupteba behavioral2/memory/3064-29-0x0000000000400000-0x000000000309C000-memory.dmp family_glupteba behavioral2/memory/3064-30-0x0000000000400000-0x000000000309C000-memory.dmp family_glupteba behavioral2/memory/3064-31-0x0000000000400000-0x000000000309C000-memory.dmp family_glupteba behavioral2/memory/3064-32-0x0000000000400000-0x000000000309C000-memory.dmp family_glupteba behavioral2/memory/3064-33-0x0000000000400000-0x000000000309C000-memory.dmp family_glupteba behavioral2/memory/3064-34-0x0000000000400000-0x000000000309C000-memory.dmp family_glupteba behavioral2/memory/3064-35-0x0000000000400000-0x000000000309C000-memory.dmp family_glupteba behavioral2/memory/3064-36-0x0000000000400000-0x000000000309C000-memory.dmp family_glupteba behavioral2/memory/3064-37-0x0000000000400000-0x000000000309C000-memory.dmp family_glupteba -
MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
-
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 3332 netsh.exe -
Executes dropped EXE 2 IoCs
Processes:
csrss.exeinjector.exepid process 3064 csrss.exe 2992 injector.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-776854024-226333264-2052258302-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\FloralSea = "\"C:\\Windows\\rss\\csrss.exe\"" f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.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.
Processes:
csrss.exedescription ioc process File opened for modification \??\WinMonFS csrss.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.
Processes:
f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exedescription ioc process File opened (read-only) \??\VBoxMiniRdrDN f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe -
Drops file in Windows directory 2 IoCs
Processes:
f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exedescription ioc process File opened for modification C:\Windows\rss f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe File created C:\Windows\rss\csrss.exe f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1400 3204 WerFault.exe f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
GoLang User-Agent 3 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
Processes:
description flow ioc HTTP User-Agent header 33 Go-http-client/1.1 HTTP User-Agent header 57 Go-http-client/1.1 HTTP User-Agent header 58 Go-http-client/1.1 -
Modifies data under HKEY_USERS 64 IoCs
Processes:
csrss.exef8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exedescription ioc process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight 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\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" csrss.exe -
Processes:
f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exedescription ioc process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exef8343265b127e4851667e1b6c1f577b8_JaffaCakes118.execsrss.exeinjector.exepid process 3204 f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe 3204 f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe 1152 f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe 1152 f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe 3064 csrss.exe 3064 csrss.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe 2992 injector.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exef8343265b127e4851667e1b6c1f577b8_JaffaCakes118.execsrss.exedescription pid process Token: SeDebugPrivilege 3204 f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe Token: SeImpersonatePrivilege 3204 f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 1152 f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 3064 csrss.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.execmd.execsrss.exedescription pid process target process PID 1152 wrote to memory of 2076 1152 f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe cmd.exe PID 1152 wrote to memory of 2076 1152 f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe cmd.exe PID 2076 wrote to memory of 3332 2076 cmd.exe netsh.exe PID 2076 wrote to memory of 3332 2076 cmd.exe netsh.exe PID 1152 wrote to memory of 3064 1152 f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe csrss.exe PID 1152 wrote to memory of 3064 1152 f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe csrss.exe PID 1152 wrote to memory of 3064 1152 f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe csrss.exe PID 3064 wrote to memory of 2992 3064 csrss.exe injector.exe PID 3064 wrote to memory of 2992 3064 csrss.exe injector.exe -
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\f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Users\Admin\AppData\Local\Temp\f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f8343265b127e4851667e1b6c1f577b8_JaffaCakes118.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
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- 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 /51-513⤵
- Executes dropped EXE
- Manipulates WinMonFS driver.
- 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:\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
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3204 -s 8962⤵
- Program crash
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3204 -ip 32041⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeFilesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
-
C:\Windows\rss\csrss.exeFilesize
4.4MB
MD5f8343265b127e4851667e1b6c1f577b8
SHA16f2b4077b3d4410e6ebb3a6ada451ff02d7d4787
SHA2561bf37ce1ec0b4c02ee0d2fff1ac24d34627c754eab070dbcdf49e667b721a674
SHA5127c6d0612dd595abbd14047b5e356fdecbd78cd4d62d7fdfa5ccfa922bab36c43f8e58d4ab6d442b9c680da614077619ee09772faa8881ab0188328323fde5cf9
-
memory/1152-9-0x0000000000400000-0x000000000309C000-memory.dmpFilesize
44.6MB
-
memory/1152-10-0x0000000000400000-0x000000000309C000-memory.dmpFilesize
44.6MB
-
memory/1152-7-0x0000000004C50000-0x000000000508F000-memory.dmpFilesize
4.2MB
-
memory/1152-14-0x0000000000400000-0x000000000309C000-memory.dmpFilesize
44.6MB
-
memory/1152-8-0x0000000005190000-0x0000000005AB6000-memory.dmpFilesize
9.1MB
-
memory/3064-19-0x0000000000400000-0x000000000309C000-memory.dmpFilesize
44.6MB
-
memory/3064-37-0x0000000000400000-0x000000000309C000-memory.dmpFilesize
44.6MB
-
memory/3064-35-0x0000000000400000-0x000000000309C000-memory.dmpFilesize
44.6MB
-
memory/3064-26-0x0000000005200000-0x0000000005700000-memory.dmpFilesize
5.0MB
-
memory/3064-17-0x0000000005200000-0x0000000005700000-memory.dmpFilesize
5.0MB
-
memory/3064-18-0x0000000000400000-0x000000000309C000-memory.dmpFilesize
44.6MB
-
memory/3064-33-0x0000000000400000-0x000000000309C000-memory.dmpFilesize
44.6MB
-
memory/3064-36-0x0000000000400000-0x000000000309C000-memory.dmpFilesize
44.6MB
-
memory/3064-34-0x0000000000400000-0x000000000309C000-memory.dmpFilesize
44.6MB
-
memory/3064-25-0x0000000000400000-0x000000000309C000-memory.dmpFilesize
44.6MB
-
memory/3064-27-0x0000000000400000-0x000000000309C000-memory.dmpFilesize
44.6MB
-
memory/3064-28-0x0000000000400000-0x000000000309C000-memory.dmpFilesize
44.6MB
-
memory/3064-29-0x0000000000400000-0x000000000309C000-memory.dmpFilesize
44.6MB
-
memory/3064-30-0x0000000000400000-0x000000000309C000-memory.dmpFilesize
44.6MB
-
memory/3064-31-0x0000000000400000-0x000000000309C000-memory.dmpFilesize
44.6MB
-
memory/3064-32-0x0000000000400000-0x000000000309C000-memory.dmpFilesize
44.6MB
-
memory/3204-3-0x0000000000400000-0x000000000309C000-memory.dmpFilesize
44.6MB
-
memory/3204-6-0x0000000005180000-0x0000000005AA6000-memory.dmpFilesize
9.1MB
-
memory/3204-5-0x0000000000400000-0x000000000309C000-memory.dmpFilesize
44.6MB
-
memory/3204-1-0x0000000004D30000-0x0000000005172000-memory.dmpFilesize
4.3MB
-
memory/3204-2-0x0000000005180000-0x0000000005AA6000-memory.dmpFilesize
9.1MB