Behavioral task
behavioral1
Sample
2024-03-05_65bde49738e632221abffe746443942c_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-05_65bde49738e632221abffe746443942c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-05_65bde49738e632221abffe746443942c_cryptolocker
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Size
58KB
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MD5
65bde49738e632221abffe746443942c
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SHA1
667277789a3ccabde60468aba097b44cf83b4312
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SHA256
d423c3f41fd0dbfadb3aa45529778bdf868ef93e1b50c213525d0114585d95ae
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SHA512
9b74254838f7fd3f2e9728afb4e96ba9e705957c1a3e3b0c8b470a17fc857e0baab603f62921518caccd739302169a9f5e9f0da83412a60708f9933af828b505
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFff8:z6a+CdOOtEvwDpjQn8
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 2024-03-05_65bde49738e632221abffe746443942c_cryptolocker
Files
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2024-03-05_65bde49738e632221abffe746443942c_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