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Analysis
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max time kernel
122s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20230712-en -
resource tags
arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system -
submitted
23/07/2023, 19:45
Static task
static1
Behavioral task
behavioral1
Sample
NA_NA_2f9db87078c155exeexe_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
NA_NA_2f9db87078c155exeexe_JC.exe
Resource
win10v2004-20230703-en
General
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Target
NA_NA_2f9db87078c155exeexe_JC.exe
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Size
371KB
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MD5
2f9db87078c155fbd98f576d4edff7a3
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SHA1
4cea085b3a33a3e31ca598add6431943869f95d4
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SHA256
2e820477232a35d074e2c602686fadcbe3583b9ab4052e1ce48de0a8df56cb1f
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SHA512
4de590765ff621ed36b40bc41a9bf351458f17d29f0e691dd28d61115073c67ae93ed766baeaa864f8ada1ac6babedba0f465c14413038512f66c0c519359240
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SSDEEP
6144:zplrlbbDdQaqd2X/96fr3KFEUGjr8uB2WgcA0cpXEVNrvGZ4FUqm6:zplrVbDdQaqdS/ofraFErH8uB2Wm0SXj
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2636 December.exe -
Loads dropped DLL 2 IoCs
pid Process 2448 NA_NA_2f9db87078c155exeexe_JC.exe 2448 NA_NA_2f9db87078c155exeexe_JC.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Platform\December.exe NA_NA_2f9db87078c155exeexe_JC.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 2448 NA_NA_2f9db87078c155exeexe_JC.exe 2448 NA_NA_2f9db87078c155exeexe_JC.exe 2448 NA_NA_2f9db87078c155exeexe_JC.exe 2448 NA_NA_2f9db87078c155exeexe_JC.exe 2636 December.exe 2636 December.exe 2636 December.exe 2636 December.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2448 wrote to memory of 2636 2448 NA_NA_2f9db87078c155exeexe_JC.exe 28 PID 2448 wrote to memory of 2636 2448 NA_NA_2f9db87078c155exeexe_JC.exe 28 PID 2448 wrote to memory of 2636 2448 NA_NA_2f9db87078c155exeexe_JC.exe 28 PID 2448 wrote to memory of 2636 2448 NA_NA_2f9db87078c155exeexe_JC.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\NA_NA_2f9db87078c155exeexe_JC.exe"C:\Users\Admin\AppData\Local\Temp\NA_NA_2f9db87078c155exeexe_JC.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2448 -
C:\Program Files\Platform\December.exe"C:\Program Files\Platform\December.exe" "33201"2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2636
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
371KB
MD5c1bf7a800a463caedd6b770609bc9703
SHA19766e46139177f4471dc729ef92c053e4b47ce95
SHA256aaeb5310417442a65d461bd12b9156069c15807e07e3cb788b35b9fbce210225
SHA512c9c99b0a52984b6f2ca1c87f7d890582e715bf00d9e96b3bcef499f8b08c0020dc5e216a85c2f0dada9bed84dec599a3ef07301f7452eb6bed62eb2db4b46c57
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Filesize
371KB
MD5c1bf7a800a463caedd6b770609bc9703
SHA19766e46139177f4471dc729ef92c053e4b47ce95
SHA256aaeb5310417442a65d461bd12b9156069c15807e07e3cb788b35b9fbce210225
SHA512c9c99b0a52984b6f2ca1c87f7d890582e715bf00d9e96b3bcef499f8b08c0020dc5e216a85c2f0dada9bed84dec599a3ef07301f7452eb6bed62eb2db4b46c57
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Filesize
371KB
MD5c1bf7a800a463caedd6b770609bc9703
SHA19766e46139177f4471dc729ef92c053e4b47ce95
SHA256aaeb5310417442a65d461bd12b9156069c15807e07e3cb788b35b9fbce210225
SHA512c9c99b0a52984b6f2ca1c87f7d890582e715bf00d9e96b3bcef499f8b08c0020dc5e216a85c2f0dada9bed84dec599a3ef07301f7452eb6bed62eb2db4b46c57
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Filesize
371KB
MD5c1bf7a800a463caedd6b770609bc9703
SHA19766e46139177f4471dc729ef92c053e4b47ce95
SHA256aaeb5310417442a65d461bd12b9156069c15807e07e3cb788b35b9fbce210225
SHA512c9c99b0a52984b6f2ca1c87f7d890582e715bf00d9e96b3bcef499f8b08c0020dc5e216a85c2f0dada9bed84dec599a3ef07301f7452eb6bed62eb2db4b46c57