Behavioral task
behavioral1
Sample
spambutcher18j.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
spambutcher18j.exe
Resource
win10v2004-20231215-en
General
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Target
760abc66384c146146198b989be34b94
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Size
1.8MB
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MD5
760abc66384c146146198b989be34b94
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SHA1
81df377ea767ef5fd94634dbd7b88f7981a25b4f
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SHA256
c0f40bdf199e767daf7bd2e76d62a1536254c251037e1c6fb6d1fbeea6f35060
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SHA512
ca7fc6180dad5a0796513e56f2e7a5f673bf7ad90c537d44cea185a549970a7c73535cdee30f5b905bf9c1fd4b69d828d77b378a387b27d7e3b537ca3f09737f
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SSDEEP
49152:w0a5FnTXFtEdKQKtQEo6mUUbJcSQR+iSGyBTCRUu6XzrJ5fH2gJrAs:w00FnLfE8tQEvUeSIIGLR8zdUs
Malware Config
Signatures
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resource yara_rule static1/unpack001/spambutcher18j.exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/spambutcher18j.exe unpack002/out.upx
Files
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760abc66384c146146198b989be34b94.rar
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spambutcher18j.exe.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 84KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 42KB - Virtual size: 44KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 7KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 71KB - Virtual size: 72KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 15KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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