Behavioral task
behavioral1
Sample
2024-04-06_c05871a48f5130dca478020153e87322_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-06_c05871a48f5130dca478020153e87322_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-06_c05871a48f5130dca478020153e87322_cryptolocker
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Size
82KB
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MD5
c05871a48f5130dca478020153e87322
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SHA1
4cabf307a53e45fdf739fee07265dbf063a38db6
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SHA256
b6735dc1d6d9b09c56fdbee4b013c483afeceaa0d404d707273b4a55673546d6
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SHA512
ecee3aebb4735e8c648cf779ddbcce575e667b8c0e71d752ff7cd3b673bece205b83fc9982dad769122cc0b3f998cc65288693241e1a9e3f6f0a3df0b4aeaee0
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky2V:zCsanOtEvwDpj/
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 2024-04-06_c05871a48f5130dca478020153e87322_cryptolocker
Files
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2024-04-06_c05871a48f5130dca478020153e87322_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