Behavioral task
behavioral1
Sample
2024-03-18_4d33f9d8e65d6c11f768383abdb3536b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-18_4d33f9d8e65d6c11f768383abdb3536b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-18_4d33f9d8e65d6c11f768383abdb3536b_cryptolocker
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Size
149KB
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MD5
4d33f9d8e65d6c11f768383abdb3536b
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SHA1
6305aeb38bfbb50f3b9d7a2f38352f1e7ebe1def
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SHA256
068716c39923e02640d12cfcb378fb4a55c8ce130cb58f817b55e8cfa15ced82
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SHA512
fff586cc0041d3e45cf955d3c912aa2db63b6cd26a1528ba6bae4bc02359e2178b220ff3a8f52413956ac8aebf4b7291ed56c2ee468d8994026bef1509f2fa6a
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp699GNtL1emJ:z6a+CdOOtEvwDpjczy
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 2024-03-18_4d33f9d8e65d6c11f768383abdb3536b_cryptolocker
Files
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2024-03-18_4d33f9d8e65d6c11f768383abdb3536b_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