Behavioral task
behavioral1
Sample
2024-02-11_fd5e8de5f4276663f3beabeaa3e3af9e_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-11_fd5e8de5f4276663f3beabeaa3e3af9e_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-11_fd5e8de5f4276663f3beabeaa3e3af9e_cryptolocker
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Size
117KB
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MD5
fd5e8de5f4276663f3beabeaa3e3af9e
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SHA1
8f35f28547e1d6ce8ec0eaa3b69400fb06741690
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SHA256
50b447d784d9050bd845251270c688dbae1f500279142d636e9b01ac7cae8b9d
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SHA512
00db4b0d8842a4b7f15eb7f3a4c8a6507c920bed5e705c3519173d16920627cd66ef0ca20b31f263444e08b4719f60abfee01800d024fdec7c6974934cd20918
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01w:z6a+CdOOtEvwDpjczO
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 2024-02-11_fd5e8de5f4276663f3beabeaa3e3af9e_cryptolocker
Files
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2024-02-11_fd5e8de5f4276663f3beabeaa3e3af9e_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