Behavioral task
behavioral1
Sample
2024-03-10_230d511831ed352912c0c46511e126fd_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-10_230d511831ed352912c0c46511e126fd_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-10_230d511831ed352912c0c46511e126fd_cryptolocker
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Size
118KB
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MD5
230d511831ed352912c0c46511e126fd
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SHA1
5008e597105fb5205a251a4583df178ff4a12a47
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SHA256
8427458d0fbe988138c91da312138050e2dbce6185a9ca552bc4e0cd3bcf5e58
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SHA512
b62dd978d617ec5166dac5eaa67a6a37689bfd1f4d55659db30ca57b50893959fa4d08577eaec6b32857402e0b34d6ddb6d72b6ae4f2ab9883fa252f0f7040c4
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01L:z6a+CdOOtEvwDpjczZ
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 2024-03-10_230d511831ed352912c0c46511e126fd_cryptolocker
Files
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2024-03-10_230d511831ed352912c0c46511e126fd_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