Behavioral task
behavioral1
Sample
2024-02-13_b7fd029884c0930d041fee72d49920b0_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_b7fd029884c0930d041fee72d49920b0_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-13_b7fd029884c0930d041fee72d49920b0_cryptolocker
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Size
57KB
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MD5
b7fd029884c0930d041fee72d49920b0
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SHA1
8a85f9a3c63f60d665a2085abf53d3c59d5e3fa0
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SHA256
869b39813d189b04979a01c614f0314d8d655da895560b8816868867f440b19f
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SHA512
f08b52d43d54742d1eb6a049effbcbb4903e324a48a20a6ddc837044251142b3b045298888ae8611fc179fd83caeba2579e8435d6d972de6b92928363fc52b78
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ap7fJ:z6QFElP6n+gKmddpMOtEvwDpj9aYaFfJ
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 2024-02-13_b7fd029884c0930d041fee72d49920b0_cryptolocker
Files
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2024-02-13_b7fd029884c0930d041fee72d49920b0_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