Behavioral task
behavioral1
Sample
637db0902eee74f94792dcf17a0c6e86_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
637db0902eee74f94792dcf17a0c6e86_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
637db0902eee74f94792dcf17a0c6e86_cryptolocker_JC.exe
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Size
116KB
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MD5
637db0902eee74f94792dcf17a0c6e86
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SHA1
395d37028be57194b155049ed52a8030bfec6508
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SHA256
f7c91e2dae0dcc21bea510853597be31e3720e052066e1529eebff8a409567f1
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SHA512
c290134dce0390f92d805139fccf298f2762f187cc9b7a9c4f3eb1f511948ce6f332f12e81697ac5b265fe3d5c40d84c47d2b8f293c9903bdb2f4cd97442c3ce
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgpQbmzW:z6a+CdOOtEvwDpjczz
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 637db0902eee74f94792dcf17a0c6e86_cryptolocker_JC.exe
Files
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637db0902eee74f94792dcf17a0c6e86_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