Analysis
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max time kernel
94s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
21/09/2024, 22:25
Static task
static1
Behavioral task
behavioral1
Sample
f0bb5046236f5c06ca8d3e8fcdfb22d2_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
f0bb5046236f5c06ca8d3e8fcdfb22d2_JaffaCakes118.exe
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Size
524KB
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MD5
f0bb5046236f5c06ca8d3e8fcdfb22d2
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SHA1
c28934bc6cdd6efc432e07354e19311806aca557
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SHA256
0e48bacdcbfd4cb0f9792220bfbff76960a7a78e122d470f354d75227dac2e17
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SHA512
27afeb57c9469a747ba99eff2bda4bc0193e06b97416af5ee58d6614afa907dfabf91004ac02acedeb3f71ff7a2ea0a038ad1b9958872275c9044cee91b3eedd
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SSDEEP
12288:AJuKBAjsT2ws4GrRu2QRqxqlOy8AF05yHk67zR960LF:AJuXsTuRRu2wqNGIyHr96i
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ f0bb5046236f5c06ca8d3e8fcdfb22d2_JaffaCakes118.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation f0bb5046236f5c06ca8d3e8fcdfb22d2_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 2952 s2848.exe -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created C:\Windows\assembly\Desktop.ini s2848.exe File opened for modification C:\Windows\assembly\Desktop.ini s2848.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\assembly s2848.exe File created C:\Windows\assembly\Desktop.ini s2848.exe File opened for modification C:\Windows\assembly\Desktop.ini s2848.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 3416 1020 WerFault.exe 81 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f0bb5046236f5c06ca8d3e8fcdfb22d2_JaffaCakes118.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS f0bb5046236f5c06ca8d3e8fcdfb22d2_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer f0bb5046236f5c06ca8d3e8fcdfb22d2_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 1020 f0bb5046236f5c06ca8d3e8fcdfb22d2_JaffaCakes118.exe 1020 f0bb5046236f5c06ca8d3e8fcdfb22d2_JaffaCakes118.exe 2952 s2848.exe 2952 s2848.exe 2952 s2848.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2952 s2848.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2952 s2848.exe 2952 s2848.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1020 wrote to memory of 2952 1020 f0bb5046236f5c06ca8d3e8fcdfb22d2_JaffaCakes118.exe 82 PID 1020 wrote to memory of 2952 1020 f0bb5046236f5c06ca8d3e8fcdfb22d2_JaffaCakes118.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\f0bb5046236f5c06ca8d3e8fcdfb22d2_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f0bb5046236f5c06ca8d3e8fcdfb22d2_JaffaCakes118.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1020 -
C:\Users\Admin\AppData\Local\Temp\n2848\s2848.exe"C:\Users\Admin\AppData\Local\Temp\n2848\s2848.exe" ins.exe /u 100ec482-e4c3-11e3-8a58-80c16e6f498c /e 12791120 /h edac1e.api.socdn.com /v "C:\Users\Admin\AppData\Local\Temp\f0bb5046236f5c06ca8d3e8fcdfb22d2_JaffaCakes118.exe"2⤵
- Executes dropped EXE
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2952
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1020 -s 38642⤵
- Program crash
PID:3416
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1020 -ip 10201⤵PID:4776
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
339KB
MD57bfe6bbe12a10323b0aa5c1bad6ecd5b
SHA17ce4508ddfa0200a95cdbfbe66c4c6b5a8b87122
SHA256f15a491ef671ebddcc3710a4817244c18fe1a5dd444c83137c2fbd601d1c7214
SHA512bf0438520ade14a53c7d8a76b7f7e3d8eec9060003954e0da1ee17ed5db024c44a28bae23ebfaa006fd50da400faf9fc77a4dcb1071d0501d753b47a6146d5d7