Behavioral task
behavioral1
Sample
2024-04-21_75d215c9b1d87748c325f6ca08bbadb0_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-21_75d215c9b1d87748c325f6ca08bbadb0_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-21_75d215c9b1d87748c325f6ca08bbadb0_cryptolocker
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Size
124KB
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MD5
75d215c9b1d87748c325f6ca08bbadb0
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SHA1
5ece3fde2e60718ac373ce6e7284aeec93d25c46
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SHA256
313b1b4f97d46b4cb3deef5adac949a18a9e4d6bf9137723343d64ef23a5d4ad
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SHA512
92a7bb76195fcf4bbac1b17aac84b3e69f8c161c4150d14dcc4d6db3ee11be27ea9742860b46d778f848ec08e8f8c6db8dd8dc95c141e571d1638a903675b306
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgpwqWsviy6ixHS:z6a+CdOOtEvwDpjczV
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 2024-04-21_75d215c9b1d87748c325f6ca08bbadb0_cryptolocker
Files
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2024-04-21_75d215c9b1d87748c325f6ca08bbadb0_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