Behavioral task
behavioral1
Sample
2024-02-18_77604a2c7a05bd854b81a9e27c5724f7_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_77604a2c7a05bd854b81a9e27c5724f7_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_77604a2c7a05bd854b81a9e27c5724f7_cryptolocker
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Size
65KB
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MD5
77604a2c7a05bd854b81a9e27c5724f7
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SHA1
16140367d6c298578822ba45c537ace625c0aa96
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SHA256
8bca1ff5a4aad33378ef7c26187297cb0f85805dd5b726751ebc7d2c2a751b90
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SHA512
16f7b80b79e51ac533fdac4971e8525726abc76097c0999dbd7f11986facaa4cb6634af5a2c341b4465c2fa050cfc143e6cdfecb3345a646dc128e2569a3efc3
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYjc3CBX:1nK6a+qdOOtEvwDpjsX
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 2024-02-18_77604a2c7a05bd854b81a9e27c5724f7_cryptolocker
Files
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2024-02-18_77604a2c7a05bd854b81a9e27c5724f7_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE