Behavioral task
behavioral1
Sample
b543f54dd330e1f6a54e479ea2628b99_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
b543f54dd330e1f6a54e479ea2628b99_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
b543f54dd330e1f6a54e479ea2628b99_cryptolocker_JC.exe
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Size
62KB
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MD5
b543f54dd330e1f6a54e479ea2628b99
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SHA1
831290ce39c96d06b65eeb2c38c3f30cc3615d41
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SHA256
87d10da88d4c4c289422793c4fb24c35181dab113b451fc9b775df93d05e0542
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SHA512
67467f49ad5f9bcc6b40d9dd1f6087dea1b2c9078cc2344a21cb1f590e5d31a6aa614522a17362dfbc8d2f19b7f393db0572e7cb8b76a0e270f0663479cbe53a
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHwGA:1nK6a+qdOOtEvwDpjmA
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource b543f54dd330e1f6a54e479ea2628b99_cryptolocker_JC.exe
Files
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b543f54dd330e1f6a54e479ea2628b99_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE