Behavioral task
behavioral1
Sample
28917381cd5cec5b2c50aa33ce8a1a9a_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
28917381cd5cec5b2c50aa33ce8a1a9a_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
28917381cd5cec5b2c50aa33ce8a1a9a_cryptolocker_JC.exe
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Size
118KB
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MD5
28917381cd5cec5b2c50aa33ce8a1a9a
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SHA1
f3f1071b91b59450b6db8bea8e0852855b6b5195
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SHA256
21af9ceef59f33bb86040eab29758044553134b29129df44368da8d0904b7be7
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SHA512
3dd0d1f53d769dd8c039f7812bf9674978c64b34e1aefcee602f89ce9526be1fc1027ee039a7fdf1fa7f76ce5617903d3e7c2418e165c21a3ca28472ce6b7a98
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgpQbCJjhc:z6a+CdOOtEvwDpjczh
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 28917381cd5cec5b2c50aa33ce8a1a9a_cryptolocker_JC.exe
Files
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28917381cd5cec5b2c50aa33ce8a1a9a_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_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