Static task
static1
Behavioral task
behavioral1
Sample
2024-03-12_e4a3d1b79d8f832c0e2a1bf10f5496b8_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-12_e4a3d1b79d8f832c0e2a1bf10f5496b8_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-12_e4a3d1b79d8f832c0e2a1bf10f5496b8_cryptolocker
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Size
94KB
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MD5
e4a3d1b79d8f832c0e2a1bf10f5496b8
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SHA1
ef59acfc05915517bdfd47b27def0bdfd6f2a709
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SHA256
b712092641448766bf11f48511772c9dc4c689c91c25d64942f4ab9bff96ff4f
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SHA512
4be6790088bd383c51e5af409ddc5a7560915a5e4c5c9f5225a85d66bc3ede96306ada9c2908edb6905fc6f9c527c08d51c680afa3a45e567b56fae55bd7372f
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWNa9mktJBQx:xj+VGMOtEvwDpjubwQEIiVmkex
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 2024-03-12_e4a3d1b79d8f832c0e2a1bf10f5496b8_cryptolocker
Files
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2024-03-12_e4a3d1b79d8f832c0e2a1bf10f5496b8_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