Static task
static1
Behavioral task
behavioral1
Sample
2024-05-24_f355d8bb04fb14ff78374f703b5dac5b_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-24_f355d8bb04fb14ff78374f703b5dac5b_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-24_f355d8bb04fb14ff78374f703b5dac5b_cryptolocker
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Size
75KB
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MD5
f355d8bb04fb14ff78374f703b5dac5b
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SHA1
3c16d43a084593f93c9b02bd6e37ab759ab2e801
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SHA256
27bda91eeaffbcb54d88802ac028517dc78d4d60d2b8e88032f62f475521e7ae
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SHA512
7a27f29f06d753c53e4c6c409d76acd09975a811e291407f9e08c771a2c34dc57581a05a678360041445a2b12d2d81541fb4fc5960e4ff8a4029d6f805fba4cd
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRXrZSUPGK:xj+VGMOtEvwDpjubwQEI8UPGK
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 2024-05-24_f355d8bb04fb14ff78374f703b5dac5b_cryptolocker
Files
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2024-05-24_f355d8bb04fb14ff78374f703b5dac5b_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