Behavioral task
behavioral1
Sample
compressor.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
compressor.exe
Resource
win10v2004-20230220-en
General
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Target
compressor.exe
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Size
265KB
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MD5
8b24f75ca5678bf3f17f85e67d6ac92b
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SHA1
955afd077463362422296e7caca9a7087747e72c
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SHA256
fae1d1524ee440f262c71171b9dd0ae74e9be5e15d0bb09655b1c719a09a0dcd
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SHA512
54ae69425f32832b177b815f8021310893b3465debc01b28738b10ff5ad42fc2ce7876aa6e141e019d47dbd3845738f46d2f55441f308929a3fbd9f364287e49
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SSDEEP
6144:2F5Z/FgKz8ni8uPcZVF+QIYBA2qrvR2wIEgI8HocrEc1:iZdL8NuPcZVFQYBA2KcdBHWK
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource compressor.exe
Files
-
compressor.exe.exe windows 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: 132KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 90KB - Virtual size: 92KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tqn Size: 1KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE