Behavioral task
behavioral1
Sample
2024-05-11_155a2bcff758ac47d92b03fded051c15_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-11_155a2bcff758ac47d92b03fded051c15_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-11_155a2bcff758ac47d92b03fded051c15_cryptolocker
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Size
72KB
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MD5
155a2bcff758ac47d92b03fded051c15
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SHA1
5117a40c1103776c8ae49e924008c54c7f74f638
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SHA256
0d8b550994a301925a812343954dbd511d74dd39415dbc8f34f83103957ef175
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SHA512
b2ac74579cd05d2b3b757dcb660e7925d12acb4953ee04c0fdc46dee8258492c4c28a85643dce2d45749c070bc652de47271aca636594dd23da3cebfe3a7d6c6
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBRK:z6a+CdOOtEvwDpjQm
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-05-11_155a2bcff758ac47d92b03fded051c15_cryptolocker
Files
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2024-05-11_155a2bcff758ac47d92b03fded051c15_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: 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