Behavioral task
behavioral1
Sample
2024-04-24_34340e641b7b47250738ce53c2e41b1b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-24_34340e641b7b47250738ce53c2e41b1b_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-24_34340e641b7b47250738ce53c2e41b1b_cryptolocker
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Size
40KB
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MD5
34340e641b7b47250738ce53c2e41b1b
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SHA1
2932357f4b373b20623d24320fa155737d4e4afe
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SHA256
7e3b4b8c505f7a008c6e5aba52feea586955c7e5427ac016f4658ada082fca97
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SHA512
e9be08963998c1e6f0a1e33eb22fbe50ce4f11b5c1a0b468fc064a7ab25765758e5f73924a5649c42ad339da74baf61cb12cd30dc3a32973839021b700054f20
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHj:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKD
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-04-24_34340e641b7b47250738ce53c2e41b1b_cryptolocker
Files
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2024-04-24_34340e641b7b47250738ce53c2e41b1b_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: 16KB - Virtual size: 28KB
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: 8KB - 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