Behavioral task
behavioral1
Sample
upx.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
upx.exe
Resource
win10v2004-20230220-en
General
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Target
upx.exe
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Size
123KB
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MD5
9857f7401eff1ddfba4123ba9d5ee08a
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SHA1
654e685483a30e9b99eaac630aa53d95c52d8b27
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SHA256
5976edd4a39e8524bb0295d2873286cc0a288215abefdf2c04b32915ba906368
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SHA512
d2a320d0b4b1781cc3f85c8d564c6c08b69f46db7a9b3c0ffed92aadcad6c6425b9c38495830b8ca9d1734edbec434a10616623fbc2da8836d54b28951315c34
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SSDEEP
3072:+NINHv+iKBXDFcgS/nXGLsaUWXKgAuZDsAjdo1NIyc40rJ6GUy1:UiQXDqhnX5l2BDjjKPIT40r5U
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource upx.exe
Files
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upx.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: 156KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 121KB - Virtual size: 124KB
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