Behavioral task
behavioral1
Sample
2024-02-20_7c0f87beddf66a380f3169de67e41522_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-20_7c0f87beddf66a380f3169de67e41522_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-20_7c0f87beddf66a380f3169de67e41522_cryptolocker
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Size
83KB
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MD5
7c0f87beddf66a380f3169de67e41522
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SHA1
39ef57db7476ad77952107d2de19b670ecb604c8
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SHA256
40a7028bb819f1c887f0428d02eaaf7fffc457f4b178fa55d94addf7883ceabd
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SHA512
c9bad0e72f94d432ad0a3b6f312443532d6efa92d5e64b711cd905680a69891a3e856a5b8c4582cc780b64340160745c3e63e385f6af73345f7560c9488cfbf3
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1N:zCsanOtEvwDpjn
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 2024-02-20_7c0f87beddf66a380f3169de67e41522_cryptolocker
Files
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2024-02-20_7c0f87beddf66a380f3169de67e41522_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