Behavioral task
behavioral1
Sample
2024-02-28_70b56b6f554986fd0e86e294a73420dc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_70b56b6f554986fd0e86e294a73420dc_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_70b56b6f554986fd0e86e294a73420dc_cryptolocker
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Size
117KB
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MD5
70b56b6f554986fd0e86e294a73420dc
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SHA1
6e528b05a59cbb084bc76c890c65a9ac06788ef7
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SHA256
5cecdd5a3c0ffe4f9595eaf82dbdaa2bf9a658bf26a2988ead0c50c4de95f7c6
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SHA512
d4b54f40b4ba5402118330fe31353d3ff6a5ff779552d21ce26b9bc0a5040ffaefde5b04f06d8295fc0473b0c35843595da2968d0ee524f76c9ae36c4474c2d1
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01kQW:z6a+CdOOtEvwDpjcza
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 2024-02-28_70b56b6f554986fd0e86e294a73420dc_cryptolocker
Files
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2024-02-28_70b56b6f554986fd0e86e294a73420dc_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