Behavioral task
behavioral1
Sample
2024-05-16_7100788ea6bd36cb1882fce121f5454b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-16_7100788ea6bd36cb1882fce121f5454b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-16_7100788ea6bd36cb1882fce121f5454b_cryptolocker
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Size
94KB
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MD5
7100788ea6bd36cb1882fce121f5454b
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SHA1
6c57edff354a755941be25645aa4e384bd20c808
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SHA256
caa3f9b0500e9a72d193aa149933998e3c8a7e72ffd4cecb29c878137c40ae5b
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SHA512
3e69b8c25ea163926e723b99a39af964a337a6aac0365f32dca05c1979c84c30da3a07f7d82a7316dc1b0de35a3aab5638bc73a38d9224a484a98193d46c9d59
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/kt:zCsanOtEvwDpjBC
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 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-16_7100788ea6bd36cb1882fce121f5454b_cryptolocker
Files
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2024-05-16_7100788ea6bd36cb1882fce121f5454b_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
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_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