Behavioral task
behavioral1
Sample
2024-03-08_fdd7cb58dfdbcee97e232fb43331cf26_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-08_fdd7cb58dfdbcee97e232fb43331cf26_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-08_fdd7cb58dfdbcee97e232fb43331cf26_cryptolocker
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Size
58KB
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MD5
fdd7cb58dfdbcee97e232fb43331cf26
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SHA1
725282e7e106ec91561eafbeb7b7ad3f9de4146c
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SHA256
2d530dda9ffd8a7759debf0a015e2baad1797e4cdd34e34c9821868ab607396a
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SHA512
60fa9f7f6db41df98835852d894642777ac113ec40428fc6cbba5bed438d62bbb23ac81546d65606d8bf5fd3a5d35c7bab8f1c9ce4af30b23a2387c9239a600d
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFfPb:z6a+CdOOtEvwDpjQb
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 2024-03-08_fdd7cb58dfdbcee97e232fb43331cf26_cryptolocker
Files
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2024-03-08_fdd7cb58dfdbcee97e232fb43331cf26_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