Analysis
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max time kernel
145s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
17-04-2024 18:31
Static task
static1
Behavioral task
behavioral1
Sample
f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe
Resource
win10v2004-20240412-en
General
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Target
f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe
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Size
14.0MB
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MD5
f6688fc48cbe1c59e618a34f42939d97
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SHA1
ce93f51dbf4ca4ee41113ef973bc8affaa4cad90
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SHA256
817c64580c9550a7e0cd91965c6397328868a6b13f2b4710de742de213746af2
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SHA512
49e7a804d3a19aba2703beaa8f5d065c04b8f49ffa478916b9906c6c806d5e85bfbd5e7604d3e0e46a3c1c9585dc304765d503d3967fe0e1ceb5b98c2f9288d8
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SSDEEP
49152:CZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ:
Malware Config
Extracted
tofsee
defeatwax.ru
refabyd.info
Signatures
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Processes:
svchost.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\ggivguja = "0" svchost.exe -
Creates new service(s) 1 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2700 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\ggivguja\ImagePath = "C:\\Windows\\SysWOW64\\ggivguja\\yrjfdoc.exe" svchost.exe -
Deletes itself 1 IoCs
Processes:
svchost.exepid process 2748 svchost.exe -
Executes dropped EXE 1 IoCs
Processes:
yrjfdoc.exepid process 2608 yrjfdoc.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
yrjfdoc.exedescription pid process target process PID 2608 set thread context of 2748 2608 yrjfdoc.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 2704 sc.exe 3048 sc.exe 2560 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:
f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exeyrjfdoc.exedescription pid process target process PID 2360 wrote to memory of 2992 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe cmd.exe PID 2360 wrote to memory of 2992 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe cmd.exe PID 2360 wrote to memory of 2992 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe cmd.exe PID 2360 wrote to memory of 2992 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe cmd.exe PID 2360 wrote to memory of 3056 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe cmd.exe PID 2360 wrote to memory of 3056 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe cmd.exe PID 2360 wrote to memory of 3056 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe cmd.exe PID 2360 wrote to memory of 3056 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe cmd.exe PID 2360 wrote to memory of 3048 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe sc.exe PID 2360 wrote to memory of 3048 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe sc.exe PID 2360 wrote to memory of 3048 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe sc.exe PID 2360 wrote to memory of 3048 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe sc.exe PID 2360 wrote to memory of 2560 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe sc.exe PID 2360 wrote to memory of 2560 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe sc.exe PID 2360 wrote to memory of 2560 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe sc.exe PID 2360 wrote to memory of 2560 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe sc.exe PID 2360 wrote to memory of 2704 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe sc.exe PID 2360 wrote to memory of 2704 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe sc.exe PID 2360 wrote to memory of 2704 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe sc.exe PID 2360 wrote to memory of 2704 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe sc.exe PID 2608 wrote to memory of 2748 2608 yrjfdoc.exe svchost.exe PID 2608 wrote to memory of 2748 2608 yrjfdoc.exe svchost.exe PID 2608 wrote to memory of 2748 2608 yrjfdoc.exe svchost.exe PID 2608 wrote to memory of 2748 2608 yrjfdoc.exe svchost.exe PID 2608 wrote to memory of 2748 2608 yrjfdoc.exe svchost.exe PID 2608 wrote to memory of 2748 2608 yrjfdoc.exe svchost.exe PID 2360 wrote to memory of 2700 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe netsh.exe PID 2360 wrote to memory of 2700 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe netsh.exe PID 2360 wrote to memory of 2700 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe netsh.exe PID 2360 wrote to memory of 2700 2360 f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f6688fc48cbe1c59e618a34f42939d97_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f6688fc48cbe1c59e618a34f42939d97_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\ggivguja\2⤵
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\yrjfdoc.exe" C:\Windows\SysWOW64\ggivguja\2⤵
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create ggivguja binPath= "C:\Windows\SysWOW64\ggivguja\yrjfdoc.exe /d\"C:\Users\Admin\AppData\Local\Temp\f6688fc48cbe1c59e618a34f42939d97_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 ggivguja "wifi internet conection"2⤵
- Launches sc.exe
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start ggivguja2⤵
- 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\ggivguja\yrjfdoc.exeC:\Windows\SysWOW64\ggivguja\yrjfdoc.exe /d"C:\Users\Admin\AppData\Local\Temp\f6688fc48cbe1c59e618a34f42939d97_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\yrjfdoc.exeFilesize
11.7MB
MD5f830eb7215de4698987895497d307628
SHA1a9676b86ece39babe86b298bf54bd2a57457d4e2
SHA256f4f11084761608cd5480049a80d4f501fdfa7f67044fc947473fd62971d1bd1b
SHA512a98ce78406c6f05b182ffe7dbc1eaf781afb5678379b456632372abec9cb8690eadfdbb73c21e3292e8f0d6724f741929902a4918007a7fdd70258815a70297b
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memory/2360-3-0x00000000001B0000-0x00000000001C3000-memory.dmpFilesize
76KB
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memory/2360-1-0x0000000000270000-0x0000000000370000-memory.dmpFilesize
1024KB
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memory/2360-4-0x0000000000400000-0x0000000002CB9000-memory.dmpFilesize
40.7MB
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memory/2360-16-0x0000000000400000-0x0000000002CB9000-memory.dmpFilesize
40.7MB
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memory/2608-13-0x0000000002DB0000-0x0000000002EB0000-memory.dmpFilesize
1024KB
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memory/2608-15-0x0000000000400000-0x0000000002CB9000-memory.dmpFilesize
40.7MB
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memory/2748-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2748-8-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2748-17-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2748-11-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2748-19-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2748-18-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB
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memory/2748-20-0x0000000000080000-0x0000000000095000-memory.dmpFilesize
84KB