Static task
static1
Behavioral task
behavioral1
Sample
2024-02-04_661a6d1fe987af03a86aa021bd81f3b8_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_661a6d1fe987af03a86aa021bd81f3b8_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-04_661a6d1fe987af03a86aa021bd81f3b8_cryptolocker
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Size
95KB
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MD5
661a6d1fe987af03a86aa021bd81f3b8
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SHA1
4c33cbef5f2daabf63886c7e8d47119463b03158
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SHA256
918c31897522b6a3e41d212154c6d87691c6ec288ad666b1779eb95010c16250
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SHA512
4790833f73881f5a0addd62bac908cf205ffcc1542cb5352570e805e5983b271f8c97da1ac760879d7aa516b39c7f7770dbd61eab47c851dbbe6388fb2bb56f1
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJvfT3XKh:xj+VGMOtEvwDpjubwQEIiVmkfXK
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 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-04_661a6d1fe987af03a86aa021bd81f3b8_cryptolocker
Files
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2024-02-04_661a6d1fe987af03a86aa021bd81f3b8_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
.MPRESS1 Size: 17KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 16KB
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