Analysis
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max time kernel
145s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
16-04-2024 05:59
Static task
static1
Behavioral task
behavioral1
Sample
f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe
Resource
win10v2004-20240412-en
General
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Target
f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe
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Size
12.2MB
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MD5
f2d6bac2f4208d668b547848b5b846a6
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SHA1
1dc64444c82eb91d175bd0490eb5147c959a5dca
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SHA256
b2eb1eeaf6d84c8e877b366a85c7834453c04e63c0c027b0e014c62e42b69f07
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SHA512
2efb885ca1f37d7789d6545d91ac50102f29179c84fef558e1a8655b50ba8b17eeb6d17019e535b4bed91a9841812c5701f8a6d497a652c2ed00b4506ae9146d
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SSDEEP
49152:w7JggggggggggggggggggggggggggggggggggggggggggggggggggggggggggggI:
Malware Config
Extracted
tofsee
43.231.4.7
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\uyeabjxr = "0" svchost.exe -
Creates new service(s) 1 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2672 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\uyeabjxr\ImagePath = "C:\\Windows\\SysWOW64\\uyeabjxr\\saptgenn.exe" svchost.exe -
Deletes itself 1 IoCs
Processes:
svchost.exepid process 2496 svchost.exe -
Executes dropped EXE 1 IoCs
Processes:
saptgenn.exepid process 2640 saptgenn.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
saptgenn.exedescription pid process target process PID 2640 set thread context of 2496 2640 saptgenn.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 2580 sc.exe 2536 sc.exe 3040 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:
f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exesaptgenn.exedescription pid process target process PID 2012 wrote to memory of 2204 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe cmd.exe PID 2012 wrote to memory of 2204 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe cmd.exe PID 2012 wrote to memory of 2204 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe cmd.exe PID 2012 wrote to memory of 2204 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe cmd.exe PID 2012 wrote to memory of 2476 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe cmd.exe PID 2012 wrote to memory of 2476 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe cmd.exe PID 2012 wrote to memory of 2476 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe cmd.exe PID 2012 wrote to memory of 2476 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe cmd.exe PID 2012 wrote to memory of 2580 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe sc.exe PID 2012 wrote to memory of 2580 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe sc.exe PID 2012 wrote to memory of 2580 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe sc.exe PID 2012 wrote to memory of 2580 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe sc.exe PID 2012 wrote to memory of 2536 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe sc.exe PID 2012 wrote to memory of 2536 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe sc.exe PID 2012 wrote to memory of 2536 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe sc.exe PID 2012 wrote to memory of 2536 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe sc.exe PID 2012 wrote to memory of 3040 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe sc.exe PID 2012 wrote to memory of 3040 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe sc.exe PID 2012 wrote to memory of 3040 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe sc.exe PID 2012 wrote to memory of 3040 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe sc.exe PID 2012 wrote to memory of 2672 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe netsh.exe PID 2012 wrote to memory of 2672 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe netsh.exe PID 2012 wrote to memory of 2672 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe netsh.exe PID 2012 wrote to memory of 2672 2012 f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe netsh.exe PID 2640 wrote to memory of 2496 2640 saptgenn.exe svchost.exe PID 2640 wrote to memory of 2496 2640 saptgenn.exe svchost.exe PID 2640 wrote to memory of 2496 2640 saptgenn.exe svchost.exe PID 2640 wrote to memory of 2496 2640 saptgenn.exe svchost.exe PID 2640 wrote to memory of 2496 2640 saptgenn.exe svchost.exe PID 2640 wrote to memory of 2496 2640 saptgenn.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f2d6bac2f4208d668b547848b5b846a6_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f2d6bac2f4208d668b547848b5b846a6_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\uyeabjxr\2⤵
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\saptgenn.exe" C:\Windows\SysWOW64\uyeabjxr\2⤵
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create uyeabjxr binPath= "C:\Windows\SysWOW64\uyeabjxr\saptgenn.exe /d\"C:\Users\Admin\AppData\Local\Temp\f2d6bac2f4208d668b547848b5b846a6_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 uyeabjxr "wifi internet conection"2⤵
- Launches sc.exe
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start uyeabjxr2⤵
- 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\uyeabjxr\saptgenn.exeC:\Windows\SysWOW64\uyeabjxr\saptgenn.exe /d"C:\Users\Admin\AppData\Local\Temp\f2d6bac2f4208d668b547848b5b846a6_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\saptgenn.exeFilesize
14.4MB
MD5a9ef4c6b47d766dd6ca4000079f5054a
SHA173afe957f0f28b9bfb7fa52bb0dd5df3b81fdcb9
SHA25669e24e80388671b24dfd23fb53e444cf0e865da82970f99cdad470b66958451c
SHA5125e843c0b0bc04f7ff41d1c472b5be4d67777277644e68dbbe79497bc3a26031de3d50e331820dee102e8b29b852e014affbd772bf3169003ecbd4d7b719eaf82
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memory/2012-3-0x0000000000220000-0x0000000000233000-memory.dmpFilesize
76KB
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memory/2012-4-0x0000000000400000-0x0000000000454000-memory.dmpFilesize
336KB
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memory/2012-1-0x0000000000630000-0x0000000000730000-memory.dmpFilesize
1024KB
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memory/2012-8-0x0000000000400000-0x0000000000454000-memory.dmpFilesize
336KB
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memory/2496-17-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2496-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2496-14-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2496-11-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2496-18-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2496-19-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2496-20-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2496-21-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2640-15-0x0000000000400000-0x0000000000454000-memory.dmpFilesize
336KB
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memory/2640-9-0x00000000005C0000-0x00000000006C0000-memory.dmpFilesize
1024KB
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memory/2640-10-0x0000000000400000-0x0000000000454000-memory.dmpFilesize
336KB