Behavioral task
behavioral1
Sample
請求書.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
請求書.exe
Resource
win10v2004-20240709-en
General
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Target
請求書.rar
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Size
617KB
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MD5
0801968d9960bd5ba63dece618e6b078
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SHA1
00765fdfe1af8f853ab90a7978f636dd44cc09ae
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SHA256
b101b64c184ced0d301f87da22f128c76e2c73c425f7e99252298060b243975c
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SHA512
e5c8223e39250ea26f5b64a3222599b6ae36828474fb064de4336acd44d4bca3253ee0462481441de1724772b0f966675a34d078ca31785ab0a1a751bb25e124
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SSDEEP
12288:t40KHoJngwwYQU3rbPY8jQN6L0oUVQf1+RjO79:tb6oJngwbnog0jQ10jOx
Malware Config
Signatures
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resource yara_rule static1/unpack001/請求書.exe upx -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule static1/unpack002/out.upx autoit_exe -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/請求書.exe unpack002/out.upx
Files
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請求書.rar.rar
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請求書.exe.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 840KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 345KB - Virtual size: 348KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 324KB - Virtual size: 324KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 568KB - Virtual size: 567KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 191KB - Virtual size: 191KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 20KB - Virtual size: 35KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 331KB - Virtual size: 331KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 28KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ