Behavioral task
behavioral1
Sample
2024-02-04_dd710928b82d39639a26717c1c3ff5e8_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_dd710928b82d39639a26717c1c3ff5e8_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-04_dd710928b82d39639a26717c1c3ff5e8_cryptolocker
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Size
116KB
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MD5
dd710928b82d39639a26717c1c3ff5e8
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SHA1
c0c647e28af8457e762ab23965d5c63d39ca9d5e
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SHA256
a70fcec972fc9bb2c5a0f87e12e8fc94cfb886a4b0ad9892fb7e4a6e9a472134
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SHA512
20c718cd292ab3c8e1da2075c367bda747093580b2ae4293d08c0b9c8fa6d18ab9fb78455b30bff6d9b2d4489343582d218ffed89c957b8fd16fce13430e8f79
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01f:z6a+CdOOtEvwDpjczd
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 2024-02-04_dd710928b82d39639a26717c1c3ff5e8_cryptolocker
Files
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2024-02-04_dd710928b82d39639a26717c1c3ff5e8_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