Behavioral task
behavioral1
Sample
2024-03-19_751de1bcd1ab22f94191f7d4270ae531_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-19_751de1bcd1ab22f94191f7d4270ae531_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-19_751de1bcd1ab22f94191f7d4270ae531_cryptolocker
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Size
64KB
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MD5
751de1bcd1ab22f94191f7d4270ae531
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SHA1
2e48c142d44e57bfe0d503c3ba3dac19a91387ea
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SHA256
2f4f1c112bf858be854ab94a8268494bc7dcbcc71ad4ac84272941f9429fb4ec
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SHA512
b0e30a2f3c183d9a2e48c3866ccaa4dbb4f1fd1b1edfcbd364418d92a1b87d0ba851506269369ddb4ec1c6961087dc22c614af8c41a1266919cdf3133941f1f0
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5kK5:zj+soPSMOtEvwDpj4kpmeLmQK5
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 2024-03-19_751de1bcd1ab22f94191f7d4270ae531_cryptolocker
Files
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2024-03-19_751de1bcd1ab22f94191f7d4270ae531_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_CODE
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