Behavioral task
behavioral1
Sample
4d93eb94fb8ae4a448c173c449d76236_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
4d93eb94fb8ae4a448c173c449d76236_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
4d93eb94fb8ae4a448c173c449d76236_cryptolocker_JC.exe
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Size
87KB
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MD5
4d93eb94fb8ae4a448c173c449d76236
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SHA1
9d87cf9c4e394d9e22e755514020b39735bde2d4
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SHA256
5748228f84ee069c42c8cfae7dd869751aefb9fceea5df8b2177e8625cd440f7
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SHA512
9a31c806f4bb8541161303c007f780a0745d614cdb37b6407036e16302d5f37894066efae2df2a9f69a2afbd0f8664b30f2209616eaee3d87167803e3bd874d3
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDj9y+:zCsanOtEvwDpje
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 4d93eb94fb8ae4a448c173c449d76236_cryptolocker_JC.exe
Files
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4d93eb94fb8ae4a448c173c449d76236_cryptolocker_JC.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
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