Behavioral task
behavioral1
Sample
2024-05-17_23775ad7148547ec29c8c13c5a418eef_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-17_23775ad7148547ec29c8c13c5a418eef_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-17_23775ad7148547ec29c8c13c5a418eef_cryptolocker
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Size
56KB
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MD5
23775ad7148547ec29c8c13c5a418eef
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SHA1
99d2b1205830d97775b50780867d334a4251d31d
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SHA256
494208121577151a4098e3b83d091b16f64af7d812ee914ad159aed87e74b084
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SHA512
32dd373ca4b7943f05e12889927a69d7c0b99dabf90ca96766219c6b88a8bea153569f770d97fb2add0c7f7895bf3727f41883c08c3643e5093fcb0c37b9ec06
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+E:bP9g/xtCS3Dxx0JE
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-17_23775ad7148547ec29c8c13c5a418eef_cryptolocker
Files
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2024-05-17_23775ad7148547ec29c8c13c5a418eef_cryptolocker.exe windows:5 windows x86 arch: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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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