Behavioral task
behavioral1
Sample
2024-04-17_cafa1b722bfc9c0eadc65c74c8b257c7_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-17_cafa1b722bfc9c0eadc65c74c8b257c7_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-17_cafa1b722bfc9c0eadc65c74c8b257c7_cryptolocker
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Size
65KB
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MD5
cafa1b722bfc9c0eadc65c74c8b257c7
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SHA1
bb398c31ef863c493ab86d598506716dc105bcfd
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SHA256
dbdc678e85a82abe7ba952b49c4762481a3131a44f2098a47021fda7657f1009
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SHA512
9b7c457f8a6da3d8275968bfa6e574c916427080223359d897c9ca0b7357e4826ccd2af1fac9e01acbb0a395912bce81a2c733748d9cf7fcf0b2f4b8d9b15455
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5kJ7AK2R:zj+soPSMOtEvwDpj4kpmeLmQlAlR
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 2024-04-17_cafa1b722bfc9c0eadc65c74c8b257c7_cryptolocker
Files
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2024-04-17_cafa1b722bfc9c0eadc65c74c8b257c7_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