Static task
static1
Behavioral task
behavioral1
Sample
2024-02-22_55fc7e3825ff51f659549c9f2f9aaee0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_55fc7e3825ff51f659549c9f2f9aaee0_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_55fc7e3825ff51f659549c9f2f9aaee0_cryptolocker
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Size
58KB
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MD5
55fc7e3825ff51f659549c9f2f9aaee0
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SHA1
6cf2b6168236c9cfb4acef384b3008e5af12ca37
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SHA256
18fa45e8972b41f60b1dda305544675edec28b44d9403f6be89fe101c6e2b1b3
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SHA512
d736a5b0b9b04a7946db281fc966d0cfb7ad288d5a7f41dd52a1f8d03b4730d8a28693aac4361ebc0c8c9a4e7916909c0ba3eeb59893f35e720a6884ea84bf49
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7GoFwe:xj+VGMOtEvwDpjubEgywe
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 2024-02-22_55fc7e3825ff51f659549c9f2f9aaee0_cryptolocker
Files
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2024-02-22_55fc7e3825ff51f659549c9f2f9aaee0_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