Analysis
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max time kernel
147s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
17-04-2024 02:29
Static task
static1
Behavioral task
behavioral1
Sample
f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe
Resource
win10v2004-20240412-en
General
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Target
f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe
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Size
14.2MB
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MD5
f4d7ce748f02842afc6d0fe61c4e2944
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SHA1
b4ab92d482f695405bf7e0b300553fcd1312abc2
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SHA256
aca4d1f950e385f84ded0ae2390f84b83a946ea27888616363082fd92ba8677c
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SHA512
c23623fabec8a3b69224c98518db8239f07beb5a272e667f77aee01963807e0b2fb5ef9fcfe4294401c376f44d024f0eaeccbfe072fb1c4c933ed3166fefe8fd
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SSDEEP
98304:hjhd88888888888888888888888888888888888888888888888888888888888:h
Malware Config
Extracted
tofsee
176.111.174.19
lazystax.ru
Signatures
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Processes:
svchost.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\plccmbxl = "0" svchost.exe -
Creates new service(s) 1 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2564 netsh.exe -
Sets service image path in registry 2 TTPs 1 IoCs
Processes:
svchost.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\plccmbxl\ImagePath = "C:\\Windows\\SysWOW64\\plccmbxl\\ysaeofgp.exe" svchost.exe -
Deletes itself 1 IoCs
Processes:
svchost.exepid process 2596 svchost.exe -
Executes dropped EXE 1 IoCs
Processes:
ysaeofgp.exepid process 2556 ysaeofgp.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ysaeofgp.exedescription pid process target process PID 2556 set thread context of 2596 2556 ysaeofgp.exe svchost.exe -
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exesc.exesc.exepid process 2612 sc.exe 2668 sc.exe 2812 sc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 30 IoCs
Processes:
f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exeysaeofgp.exedescription pid process target process PID 2064 wrote to memory of 1748 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe cmd.exe PID 2064 wrote to memory of 1748 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe cmd.exe PID 2064 wrote to memory of 1748 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe cmd.exe PID 2064 wrote to memory of 1748 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe cmd.exe PID 2064 wrote to memory of 2784 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe cmd.exe PID 2064 wrote to memory of 2784 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe cmd.exe PID 2064 wrote to memory of 2784 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe cmd.exe PID 2064 wrote to memory of 2784 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe cmd.exe PID 2064 wrote to memory of 2612 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe sc.exe PID 2064 wrote to memory of 2612 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe sc.exe PID 2064 wrote to memory of 2612 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe sc.exe PID 2064 wrote to memory of 2612 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe sc.exe PID 2064 wrote to memory of 2668 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe sc.exe PID 2064 wrote to memory of 2668 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe sc.exe PID 2064 wrote to memory of 2668 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe sc.exe PID 2064 wrote to memory of 2668 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe sc.exe PID 2064 wrote to memory of 2812 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe sc.exe PID 2064 wrote to memory of 2812 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe sc.exe PID 2064 wrote to memory of 2812 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe sc.exe PID 2064 wrote to memory of 2812 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe sc.exe PID 2064 wrote to memory of 2564 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe netsh.exe PID 2064 wrote to memory of 2564 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe netsh.exe PID 2064 wrote to memory of 2564 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe netsh.exe PID 2064 wrote to memory of 2564 2064 f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe netsh.exe PID 2556 wrote to memory of 2596 2556 ysaeofgp.exe svchost.exe PID 2556 wrote to memory of 2596 2556 ysaeofgp.exe svchost.exe PID 2556 wrote to memory of 2596 2556 ysaeofgp.exe svchost.exe PID 2556 wrote to memory of 2596 2556 ysaeofgp.exe svchost.exe PID 2556 wrote to memory of 2596 2556 ysaeofgp.exe svchost.exe PID 2556 wrote to memory of 2596 2556 ysaeofgp.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\plccmbxl\2⤵
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ysaeofgp.exe" C:\Windows\SysWOW64\plccmbxl\2⤵
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create plccmbxl binPath= "C:\Windows\SysWOW64\plccmbxl\ysaeofgp.exe /d\"C:\Users\Admin\AppData\Local\Temp\f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description plccmbxl "wifi internet conection"2⤵
- Launches sc.exe
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start plccmbxl2⤵
- Launches sc.exe
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C:\Windows\SysWOW64\netsh.exe"C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul2⤵
- Modifies Windows Firewall
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C:\Windows\SysWOW64\plccmbxl\ysaeofgp.exeC:\Windows\SysWOW64\plccmbxl\ysaeofgp.exe /d"C:\Users\Admin\AppData\Local\Temp\f4d7ce748f02842afc6d0fe61c4e2944_JaffaCakes118.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
Network
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Create or Modify System Process
2Windows Service
2Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Privilege Escalation
Create or Modify System Process
2Windows Service
2Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\ysaeofgp.exeFilesize
10.7MB
MD5258f662207cc62e28d583dea947eb2b8
SHA10f0539e7c30a60de54c1ec6ce3dd2cc0904a1338
SHA25649e984a7e828c511e62d341fc4e9b5006fa0c8d5cd7cf4d66f2bef4ad5f5e385
SHA5129be6e23f967c1502d735ee60963c66a29a1770a7b53378be8f5bc7794815cf52150a0a386fc2edfb37c0e9f33606c7e7c471caba285025246b4a30888cf0d539
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memory/2064-1-0x00000000005D0000-0x00000000006D0000-memory.dmpFilesize
1024KB
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memory/2064-3-0x0000000000220000-0x0000000000233000-memory.dmpFilesize
76KB
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memory/2064-4-0x0000000000400000-0x000000000045D000-memory.dmpFilesize
372KB
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memory/2064-7-0x0000000000400000-0x000000000045D000-memory.dmpFilesize
372KB
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memory/2556-11-0x0000000000400000-0x000000000045D000-memory.dmpFilesize
372KB
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memory/2556-9-0x00000000005B0000-0x00000000006B0000-memory.dmpFilesize
1024KB
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memory/2556-16-0x0000000000400000-0x000000000045D000-memory.dmpFilesize
372KB
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memory/2596-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2596-10-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2596-14-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2596-19-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2596-20-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2596-21-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB