Behavioral task
behavioral1
Sample
2024-03-15_66fde2846447c10b23f38ee9d2fbc657_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-15_66fde2846447c10b23f38ee9d2fbc657_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-15_66fde2846447c10b23f38ee9d2fbc657_cryptolocker
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Size
58KB
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MD5
66fde2846447c10b23f38ee9d2fbc657
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SHA1
82dd9e0bc5a5eb35bd11baaf6c3ca9a5250ac99b
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SHA256
2937d1b00abf604256c01491778c56ee92bec36d16fe8a20e62fd4989226fb4b
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SHA512
af5b90a24bde795e812c9273a07ba74d3750b0c6427fe92e04a416de6cec41b571cc125350554d2fc545fb3a3b44feb24c84b0f1c33ee4a7a284741a73a79f49
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appRR2q:z6QFElP6n+gKmddpMOtEvwDpj9aYa32q
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 2024-03-15_66fde2846447c10b23f38ee9d2fbc657_cryptolocker
Files
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2024-03-15_66fde2846447c10b23f38ee9d2fbc657_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