Behavioral task
behavioral1
Sample
2024-05-30_87220d7248442e96ccbf42264fb853bf_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-30_87220d7248442e96ccbf42264fb853bf_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-30_87220d7248442e96ccbf42264fb853bf_cryptolocker
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Size
91KB
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MD5
87220d7248442e96ccbf42264fb853bf
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SHA1
8036db8dcf1aaaacaff066693307fd8c74d14725
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SHA256
8afc333ad16f4c29626d49131f88b49baf029fa599b931501923426e830be0a8
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SHA512
ef59e7fa02371edf470a2d724d3635b79b0d6456bd2fef96380b029da1fc0c2026b3715b4ea0229f3e4be7aba8c616133527cf13695934edb89e8e72174db961
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/yy:n6a+1SEOtEvwDpjYYvQd2PS
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 2024-05-30_87220d7248442e96ccbf42264fb853bf_cryptolocker
Files
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2024-05-30_87220d7248442e96ccbf42264fb853bf_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: 11KB - 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