Behavioral task
behavioral1
Sample
2024-04-05_7c44936623812a4e6db88f1084a1259a_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-05_7c44936623812a4e6db88f1084a1259a_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-05_7c44936623812a4e6db88f1084a1259a_cryptolocker
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Size
64KB
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MD5
7c44936623812a4e6db88f1084a1259a
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SHA1
08f648f4af33f7c404359746bc98378f196dc17b
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SHA256
a3ece9201bcfe0411ebf343bfdeb6db6bda406226c80fc5ae8ff3502ea241a0c
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SHA512
7438b6c00bb203c9d4f081ecc189041b39ab77269de4e1158c00d1925962e4de35cdef7133e38412e440148b674eb2d7de02d29c8901e5d28de04a2a228500e3
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5ka0L:zj+soPSMOtEvwDpj4kpmeLmQjL
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 2024-04-05_7c44936623812a4e6db88f1084a1259a_cryptolocker
Files
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2024-04-05_7c44936623812a4e6db88f1084a1259a_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_CODE
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