Analysis
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max time kernel
144s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
08-05-2024 23:00
Static task
static1
Behavioral task
behavioral1
Sample
271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe
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Size
143KB
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MD5
271d95e58c572c43840b2821abcc4ef0
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SHA1
45b8f42821059fab7c65139875855e99bf42678d
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SHA256
411c12f3ffdfc457b7e96b53eb9f82170e2d065a09157c82c879c335f80afe18
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SHA512
2c558900cfaab4161779b80a10197c75c0f3d001ff25b31477fdec1e3457cde1fe8d9291c9a68841956101c5f2e1ece1779ca21417ad977e206e8f27301da233
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SSDEEP
3072:Is6ZY7v9ocPspRvaMnY7Q0qzhBpJ6E5WcWcpxOcvocjc:yyLsXaAYQb/zV
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\wzpcczj = "0" svchost.exe -
Creates new service(s) 2 TTPs
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Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid process 2720 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\wzpcczj\ImagePath = "C:\\Windows\\SysWOW64\\wzpcczj\\jwmvgtga.exe" svchost.exe -
Deletes itself 1 IoCs
Processes:
svchost.exepid process 2388 svchost.exe -
Executes dropped EXE 1 IoCs
Processes:
jwmvgtga.exepid process 344 jwmvgtga.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
jwmvgtga.exedescription pid process target process PID 344 set thread context of 2388 344 jwmvgtga.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 2584 sc.exe 2636 sc.exe 2152 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:
271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exejwmvgtga.exedescription pid process target process PID 2208 wrote to memory of 1744 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe cmd.exe PID 2208 wrote to memory of 1744 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe cmd.exe PID 2208 wrote to memory of 1744 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe cmd.exe PID 2208 wrote to memory of 1744 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe cmd.exe PID 2208 wrote to memory of 2124 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe cmd.exe PID 2208 wrote to memory of 2124 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe cmd.exe PID 2208 wrote to memory of 2124 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe cmd.exe PID 2208 wrote to memory of 2124 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe cmd.exe PID 2208 wrote to memory of 2584 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe sc.exe PID 2208 wrote to memory of 2584 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe sc.exe PID 2208 wrote to memory of 2584 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe sc.exe PID 2208 wrote to memory of 2584 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe sc.exe PID 2208 wrote to memory of 2636 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe sc.exe PID 2208 wrote to memory of 2636 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe sc.exe PID 2208 wrote to memory of 2636 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe sc.exe PID 2208 wrote to memory of 2636 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe sc.exe PID 2208 wrote to memory of 2152 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe sc.exe PID 2208 wrote to memory of 2152 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe sc.exe PID 2208 wrote to memory of 2152 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe sc.exe PID 2208 wrote to memory of 2152 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe sc.exe PID 2208 wrote to memory of 2720 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe netsh.exe PID 2208 wrote to memory of 2720 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe netsh.exe PID 2208 wrote to memory of 2720 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe netsh.exe PID 2208 wrote to memory of 2720 2208 271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe netsh.exe PID 344 wrote to memory of 2388 344 jwmvgtga.exe svchost.exe PID 344 wrote to memory of 2388 344 jwmvgtga.exe svchost.exe PID 344 wrote to memory of 2388 344 jwmvgtga.exe svchost.exe PID 344 wrote to memory of 2388 344 jwmvgtga.exe svchost.exe PID 344 wrote to memory of 2388 344 jwmvgtga.exe svchost.exe PID 344 wrote to memory of 2388 344 jwmvgtga.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2208 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\wzpcczj\2⤵PID:1744
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\jwmvgtga.exe" C:\Windows\SysWOW64\wzpcczj\2⤵PID:2124
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C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" create wzpcczj binPath= "C:\Windows\SysWOW64\wzpcczj\jwmvgtga.exe /d\"C:\Users\Admin\AppData\Local\Temp\271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe\"" type= own start= auto DisplayName= "wifi support"2⤵
- Launches sc.exe
PID:2584 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" description wzpcczj "wifi internet conection"2⤵
- Launches sc.exe
PID:2636 -
C:\Windows\SysWOW64\sc.exe"C:\Windows\System32\sc.exe" start wzpcczj2⤵
- Launches sc.exe
PID:2152 -
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
PID:2720
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C:\Windows\SysWOW64\wzpcczj\jwmvgtga.exeC:\Windows\SysWOW64\wzpcczj\jwmvgtga.exe /d"C:\Users\Admin\AppData\Local\Temp\271d95e58c572c43840b2821abcc4ef0_JaffaCakes118.exe"1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:344 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
PID:2388
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
12.1MB
MD5c690adb39d3403b123e3e7babdea677b
SHA111fcde09d928ceaa17e503dfa48620543508ab72
SHA256e56638050e5036783b9b73cc498236914caf3d754d9fc1b9e1b1875f395d78d2
SHA5128e71d923b291615a4aa1f3399bb605ca47342d10c7b1732e876024138f1a6d9f160e938e6b48edea64084d7a02dd671041426901283eab54ab1d0dc8b37ddb13