Behavioral task
behavioral1
Sample
2024-05-16_ca4098ac6152a28a61c1ffe468a23a5e_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-16_ca4098ac6152a28a61c1ffe468a23a5e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-16_ca4098ac6152a28a61c1ffe468a23a5e_cryptolocker
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Size
89KB
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MD5
ca4098ac6152a28a61c1ffe468a23a5e
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SHA1
d267263c27e575394ff2c4080ddfc54a2b757501
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SHA256
0240c7458c5c07e1688a56b61bff4e1e70f67620714d2cd9acd8482684fea356
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SHA512
f011e1307ff80454dc5c294e8301d7b9e3fc55abc548c6f937c3f58ce0ba321181c9cb08c0f5a37eb27cdcfb586cdefb9f57760c23f517c4d531aacdc9c0b1a7
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tybl0:zCsanOtEvwDpjj
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_ca4098ac6152a28a61c1ffe468a23a5e_cryptolocker
Files
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2024-05-16_ca4098ac6152a28a61c1ffe468a23a5e_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