Behavioral task
behavioral1
Sample
2024-04-18_53b977f1e3a7dbb500dfe963aaa5cc62_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-18_53b977f1e3a7dbb500dfe963aaa5cc62_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-18_53b977f1e3a7dbb500dfe963aaa5cc62_cryptolocker
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Size
51KB
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MD5
53b977f1e3a7dbb500dfe963aaa5cc62
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SHA1
86becc35c680708f8dbf71d1c8b349133814af29
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SHA256
58d60e87d44fd8efbd912c7f3f1f4d73363901ed2c306feb23216d976dd9b3db
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SHA512
37dff93a62a5e781f51a5fd4d956c7330de75502699efe496c0690323828c7b14715579047a84d1e836d0a3c8564f1348832b7372f27bfd187cfa9517b2635cd
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOk0:z6QFElP6n+gKmddpMOtEvwDpj31ik0
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 2024-04-18_53b977f1e3a7dbb500dfe963aaa5cc62_cryptolocker
Files
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2024-04-18_53b977f1e3a7dbb500dfe963aaa5cc62_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_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