Static task
static1
Behavioral task
behavioral1
Sample
2024-01-27_4e0f633c2076a6bc8125e96d6f2351d3_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_4e0f633c2076a6bc8125e96d6f2351d3_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-27_4e0f633c2076a6bc8125e96d6f2351d3_cryptolocker
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Size
52KB
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MD5
4e0f633c2076a6bc8125e96d6f2351d3
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SHA1
2577c61a91f716a6a3c1b15d83e554da3b7a229d
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SHA256
f9d731e318434729cdfb5c173afb1f8a6c8f0fc377fae9838f247d7ee3efd1a3
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SHA512
56ac5a9e8fee2f85e6e4f2ef1079260255322525b97fe1f4e32b7cad0b3f953ed0eee66a9b15406983fc06ee63f24c9e50ab03d44ba61b08c6e3ba21d5a09bd7
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5QJz7A:6j+1NMOtEvwDpjr8oxEq
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 2024-01-27_4e0f633c2076a6bc8125e96d6f2351d3_cryptolocker
Files
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2024-01-27_4e0f633c2076a6bc8125e96d6f2351d3_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: 11KB - 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