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
126KB
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MD5
af5762dc5cc9d09d5ebbbdfc9a4083c4
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SHA1
a6623cac898fa53720f5c3bc181a6d5614e03bdd
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SHA256
960192b17e95962b6175bfe766e3c2b564b0548a9f4b98f54911ddf61cdc2d60
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SHA512
9c9632946663ad6fcbab39528a87cacb9baab6bff3b1db577c4a14f7f6f31e9990167aed44d84c5374c7b04246f731d12053e9d7e8f7e485ead3cf1a29a2eb33
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SSDEEP
3072:QNINHv+iKBXDFcgS/nXGLsaUWXKgAuZDsAjdo1NIyc40rJ6GUy1:GiQXDqhnX5l2BDjjKPIT40r5U
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
-
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: 4KB - Virtual size: 7KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE