Behavioral task
behavioral1
Sample
4fb620673949863ec1ae44493cc3a2dd_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
4fb620673949863ec1ae44493cc3a2dd_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
4fb620673949863ec1ae44493cc3a2dd_cryptolocker_JC.exe
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Size
68KB
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MD5
4fb620673949863ec1ae44493cc3a2dd
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SHA1
48c3eb84e3e5c71c1b44ba531ee4a334a0a16556
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SHA256
e83510701b91185c13b398e12d21201333edc0ed8ee0fb372c47e73e20326a0a
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SHA512
f0b5981a03f742ea2ff4b849b0ccd83dcf286365fba6a19fa49ec5630789a010827061391096001f0c44aea6224ced52280bd641d5c058bdcafc64751461e3ba
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYfKhBUzIp:1nK6a+qdOOtEvwDpjn
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 4fb620673949863ec1ae44493cc3a2dd_cryptolocker_JC.exe
Files
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4fb620673949863ec1ae44493cc3a2dd_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