Behavioral task
behavioral1
Sample
2024-04-11_bd3fc34bb1145628f60f0c87124c2839_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-11_bd3fc34bb1145628f60f0c87124c2839_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-11_bd3fc34bb1145628f60f0c87124c2839_cryptolocker
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Size
98KB
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MD5
bd3fc34bb1145628f60f0c87124c2839
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SHA1
14c66e6c7386cab700b11330d6602b70918b61f9
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SHA256
6ee98e1b09f475476f13d638865ef39a86753098ba3abe05f83735350591252d
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SHA512
40d80a654a5424ced6fbd6662b1c8ad9c6f67cde78569feeaa45e09ae2584c8f7e8d72332d480b586a1b606542aea9219bd1f3fb73bb38855bacaf81ee06618b
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BKiXU:z6a+CdOOtEvwDpjcg
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 2024-04-11_bd3fc34bb1145628f60f0c87124c2839_cryptolocker
Files
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2024-04-11_bd3fc34bb1145628f60f0c87124c2839_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