Analysis
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max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
03/10/2024, 00:12
Behavioral task
behavioral1
Sample
0d0b66217eb8cf8e17754331f77c67ec_JaffaCakes118.xls
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
0d0b66217eb8cf8e17754331f77c67ec_JaffaCakes118.xls
Resource
win10v2004-20240802-en
General
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Target
0d0b66217eb8cf8e17754331f77c67ec_JaffaCakes118.xls
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Size
170KB
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MD5
0d0b66217eb8cf8e17754331f77c67ec
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SHA1
6064b05c7c7117032250818e55985432406b9a22
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SHA256
716dec13d238ab64c0caa1951164596460e6981992224a2d67d654eea7e651da
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SHA512
cf8de7cc230b02f2861b7a8142d95fc54ba3b9eccbe9989a551a857f8113d27383a3fd5e5dbb5b982460a9a472819e12ffd92d9fc0f80833ab44ccff32f51388
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SSDEEP
3072:bz6E7DlCN0/mxYjmUxj6dpf7akpXCBxalMX+A5yrkdWPIB6zsleX/qBUbOl4/SpP:bzODakKAzI
Malware Config
Signatures
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Process spawned unexpected child process 3 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 1064 2516 cmd.exe 29 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 1752 2516 cmd.exe 29 Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 2496 2516 cmd.exe 29 -
Deletes itself 1 IoCs
pid Process 2516 EXCEL.EXE -
Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
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System Location Discovery: System Language Discovery 1 TTPs 5 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 EXCEL.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe -
Office loads VBA resources, possible macro or embedded object present
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Enumerates system info in registry 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
NTFS ADS 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Local\Temp\34A67F00\:Zone.Identifier:$DATA EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2516 EXCEL.EXE -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2516 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 2516 EXCEL.EXE 2516 EXCEL.EXE 2516 EXCEL.EXE 2516 EXCEL.EXE 2516 EXCEL.EXE 2516 EXCEL.EXE 2516 EXCEL.EXE -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 2516 wrote to memory of 1064 2516 EXCEL.EXE 30 PID 2516 wrote to memory of 1064 2516 EXCEL.EXE 30 PID 2516 wrote to memory of 1064 2516 EXCEL.EXE 30 PID 2516 wrote to memory of 1064 2516 EXCEL.EXE 30 PID 2516 wrote to memory of 1752 2516 EXCEL.EXE 31 PID 2516 wrote to memory of 1752 2516 EXCEL.EXE 31 PID 2516 wrote to memory of 1752 2516 EXCEL.EXE 31 PID 2516 wrote to memory of 1752 2516 EXCEL.EXE 31 PID 2516 wrote to memory of 2496 2516 EXCEL.EXE 32 PID 2516 wrote to memory of 2496 2516 EXCEL.EXE 32 PID 2516 wrote to memory of 2496 2516 EXCEL.EXE 32 PID 2516 wrote to memory of 2496 2516 EXCEL.EXE 32 PID 1064 wrote to memory of 1532 1064 cmd.exe 37 PID 1064 wrote to memory of 1532 1064 cmd.exe 37 PID 1064 wrote to memory of 1532 1064 cmd.exe 37 PID 1064 wrote to memory of 1532 1064 cmd.exe 37 -
Views/modifies file attributes 1 TTPs 1 IoCs
pid Process 1532 attrib.exe
Processes
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C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\0d0b66217eb8cf8e17754331f77c67ec_JaffaCakes118.xls1⤵
- Deletes itself
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2516 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c attrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1064 -
C:\Windows\SysWOW64\attrib.exeattrib -S -h "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"3⤵
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:1532
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c Del /F /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:1752
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c RD /S /Q "C:\Users\Admin\AppData\Roaming\Microsoft\Excel\XLSTART\K4.XLS"2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:2496
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