Behavioral task
behavioral1
Sample
2024-09-25_4f90a7dc9ce34356c757e6ad6a9d1c3e_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-09-25_4f90a7dc9ce34356c757e6ad6a9d1c3e_cryptolocker
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Size
71KB
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MD5
4f90a7dc9ce34356c757e6ad6a9d1c3e
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SHA1
18b015d211961e3a4fb96f80f11f1020e4c2b129
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SHA256
5b58d12e8b26e676f8f8fc18be182c818b17eff4a250420e7fb7c5bd0114c8e4
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SHA512
cbf6ab9cbfd90dc684a161cca822b59def9b4915a631ffe8daf61d5794086a69782fe959da6f5912337c5e75954f1ff449fc4ca66f7ebc64a34b974b565d6a46
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxP3:T6a+rdOOtEvwDpjNtHP3
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-09-25_4f90a7dc9ce34356c757e6ad6a9d1c3e_cryptolocker
Files
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2024-09-25_4f90a7dc9ce34356c757e6ad6a9d1c3e_cryptolocker.exe windows:5 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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE