Behavioral task
behavioral1
Sample
2024-01-22_1fbc2d82f4b6e64ba01d0b8dce39526f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-22_1fbc2d82f4b6e64ba01d0b8dce39526f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-22_1fbc2d82f4b6e64ba01d0b8dce39526f_cryptolocker
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Size
115KB
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MD5
1fbc2d82f4b6e64ba01d0b8dce39526f
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SHA1
1b94a0b53aeb75a479935211c6e3fb4f137b5592
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SHA256
5edd701aff15d5a5a6d5c97fe3f85380ab270633bdece1dbde40593d9a873e25
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SHA512
88eb28485c016eb0ed6f9b6a2f2cc15fc48946f99fd3d2bf5202226a8732bef6d38c238be0dd203432af2954d0a14bf552fe99929f2b5ec79238c84d0d45591f
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01l:z6a+CdOOtEvwDpjczn
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 2024-01-22_1fbc2d82f4b6e64ba01d0b8dce39526f_cryptolocker
Files
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2024-01-22_1fbc2d82f4b6e64ba01d0b8dce39526f_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