Behavioral task
behavioral1
Sample
2024-02-18_d30ef9fc88783906ce69d6f48be50d49_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-18_d30ef9fc88783906ce69d6f48be50d49_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_d30ef9fc88783906ce69d6f48be50d49_cryptolocker
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Size
148KB
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MD5
d30ef9fc88783906ce69d6f48be50d49
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SHA1
9c2e5d43d92f98301f229340daba9da5b2ffbfd8
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SHA256
2e77c5b2df02bb3efb22c33685f8fdfada3f89d2c4ee9a5598fc533c7179e347
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SHA512
daf68cb99f29d099fde3f584e4ab2de62317bcaf7d6d20193d500d3e25989814390b29ff9170723793c5c3de4bd0abd7fedd93b34433459e8946830904ee0a92
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp699GNtL1eV: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 2024-02-18_d30ef9fc88783906ce69d6f48be50d49_cryptolocker
Files
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2024-02-18_d30ef9fc88783906ce69d6f48be50d49_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