Behavioral task
behavioral1
Sample
31abb6d9b2d5c906a464d593c18d5540_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
31abb6d9b2d5c906a464d593c18d5540_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
31abb6d9b2d5c906a464d593c18d5540_cryptolocker_JC.exe
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Size
97KB
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MD5
31abb6d9b2d5c906a464d593c18d5540
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SHA1
cc8fbeca5b5a0b8b853782bbf68733463c60a4c1
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SHA256
c7eeff45a72b509f1b7cfbfaae50d8d816360d511179770308b57f433131dca3
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SHA512
cffcf965f0174403b76f925eb09d5818d0f54b91e8b453d9dca2c39bd0b3ea13addd07981a31813d0170c59b11a0b6d6bf3291a39678b10f4bc55eb019387093
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gjp:1nK6a+qdOOtEvwDpjV
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 31abb6d9b2d5c906a464d593c18d5540_cryptolocker_JC.exe
Files
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31abb6d9b2d5c906a464d593c18d5540_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