Behavioral task
behavioral1
Sample
2024-02-14_e71aaba2042dc8d88e1e623a9ae4ec97_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-14_e71aaba2042dc8d88e1e623a9ae4ec97_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-14_e71aaba2042dc8d88e1e623a9ae4ec97_cryptolocker
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Size
78KB
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MD5
e71aaba2042dc8d88e1e623a9ae4ec97
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SHA1
53be6f3518aba61b55879f610a1954266de07d4d
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SHA256
c88f7b3a3a0c089f64d6e41ff9d10505ac071c685205829329961c1d596f5860
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SHA512
956ffc7099de87dfcb2c105821ade3dfee91b2e47e15b7b61b4766f1ec23f5f7657426fd853c985f40df9a135dd9420e36aff45c2363635ba9e65c07a1bc6e40
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QE:zCsanOtEvwDpjg
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 2024-02-14_e71aaba2042dc8d88e1e623a9ae4ec97_cryptolocker
Files
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2024-02-14_e71aaba2042dc8d88e1e623a9ae4ec97_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