Behavioral task
behavioral1
Sample
2024-03-16_742db47f743957ff66ad52bd2586f310_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-16_742db47f743957ff66ad52bd2586f310_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-16_742db47f743957ff66ad52bd2586f310_cryptolocker
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Size
149KB
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MD5
742db47f743957ff66ad52bd2586f310
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SHA1
0229f0e4048d91a2edc775a9cddf111a185571e9
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SHA256
e463a1ff5f9e19ee32aeb984be62bbb76705d4bb99600977c490a4592c04d465
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SHA512
221451d94def181264161193054d461798bb1cf7284061d349ea4f459627e292d206963ce20c7dfdcb628358d6472c41fe5100a901a14f90e0abcc8407b5b19b
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp699GNtL1e2A:z6a+CdOOtEvwDpjczf
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 2024-03-16_742db47f743957ff66ad52bd2586f310_cryptolocker
Files
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2024-03-16_742db47f743957ff66ad52bd2586f310_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