Behavioral task
behavioral1
Sample
2024-02-01_bc92b9443545983e7dea290af55a7280_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-01_bc92b9443545983e7dea290af55a7280_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-01_bc92b9443545983e7dea290af55a7280_cryptolocker
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Size
115KB
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MD5
bc92b9443545983e7dea290af55a7280
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SHA1
23a090f55357d430edcf998f16b1c72bf2a873d1
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SHA256
7c51e47c37e51d9f5c31f79c3f6a889dd604d7ed9677f90d46f907684e070f81
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SHA512
c9ab3d42715c71ff1aa46a38336581de2c7b69885e4610fc01bf065d781a23cad00f29474494a9b731026c26982aa74215adf8f8d56683785043a2c9bf147bbc
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01N:z6a+CdOOtEvwDpjczf
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 2024-02-01_bc92b9443545983e7dea290af55a7280_cryptolocker
Files
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2024-02-01_bc92b9443545983e7dea290af55a7280_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