Behavioral task
behavioral1
Sample
2024-03-08_d3256239d85b7cb17c46428eb8e9095e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-08_d3256239d85b7cb17c46428eb8e9095e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-08_d3256239d85b7cb17c46428eb8e9095e_cryptolocker
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Size
64KB
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MD5
d3256239d85b7cb17c46428eb8e9095e
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SHA1
89a6c696f949d34a36a5a71a2df0e79fff936266
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SHA256
9cf8cd9006817599a06f64d2c791930ca272f61e62f0af47a933b8f3df5ba6da
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SHA512
2037f24fb9bf278a9922e91795930aedfa5c6bf490d4098a083b5f25e09e46802f38c8a53518df7685d0d5088b94cc475e2f2c3c362ea41bf1d6d25d464f57da
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K7hFiW5:zj+soPSMOtEvwDpj4kpmeLmW9
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 2024-03-08_d3256239d85b7cb17c46428eb8e9095e_cryptolocker
Files
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2024-03-08_d3256239d85b7cb17c46428eb8e9095e_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