Analysis
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max time kernel
142s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
03-06-2024 07:40
Static task
static1
Behavioral task
behavioral1
Sample
90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe
Resource
win10v2004-20240508-en
General
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Target
90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe
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Size
116KB
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MD5
90fc02edf0bb5b071c91c25ddca5befe
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SHA1
1b714171799646b8cc25c2476cda8f8c9006376a
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SHA256
7c6ab433df7c7f0d201965e2bf3ea5e225b9b7fcbfc2be7be5aadc7428ad8970
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SHA512
62d7dc42de806c868c4bb6da2deb950217945d253edd22bfe566979ca0e15581a4c06b0bc1f9f24d1950c6683db43d6edc8819c060ef319d61f4dd4c0afbd32c
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SSDEEP
3072:F8XKhkuo6/L123/9t0w3c8kP18r0DvCbEpTi:FA6/L1s9TFH6T
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
Processes:
msiexec.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" msiexec.exe -
Adds policy Run key to start application 2 TTPs 2 IoCs
Processes:
msiexec.exedescription ioc process Key created \REGISTRY\MACHINE\software\microsoft\windows\currentversion\Policies\Explorer\Run msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\250000887 = "C:\\PROGRA~3\\mscPU.exe" msiexec.exe -
Disables taskbar notifications via registry modification
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Deletes itself 1 IoCs
Processes:
msiexec.exepid process 1760 msiexec.exe -
Blocklisted process makes network request 7 IoCs
Processes:
msiexec.exeflow pid process 11 1760 msiexec.exe 14 1760 msiexec.exe 15 1760 msiexec.exe 51 1760 msiexec.exe 52 1760 msiexec.exe 76 1760 msiexec.exe 77 1760 msiexec.exe -
Drops file in Program Files directory 3 IoCs
Processes:
msiexec.exedescription ioc process File created C:\PROGRA~3\240602500 msiexec.exe File opened for modification C:\PROGRA~3\mscPU.exe msiexec.exe File created C:\PROGRA~3\mscPU.exe msiexec.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exemsiexec.exepid process 1868 90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe 1868 90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe 1760 msiexec.exe 1760 msiexec.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exepid process 1868 90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe 1868 90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
msiexec.exedescription pid process Token: SeDebugPrivilege 1760 msiexec.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exedescription pid process target process PID 1868 wrote to memory of 1760 1868 90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe msiexec.exe PID 1868 wrote to memory of 1760 1868 90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe msiexec.exe PID 1868 wrote to memory of 1760 1868 90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe msiexec.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\90fc02edf0bb5b071c91c25ddca5befe_JaffaCakes118.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1868 -
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\system32\msiexec.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Adds policy Run key to start application
- Deletes itself
- Blocklisted process makes network request
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1760
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