Behavioral task
behavioral1
Sample
2024-02-13_895174d7d71e523a1c6d8e80b8f361fa_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-13_895174d7d71e523a1c6d8e80b8f361fa_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-13_895174d7d71e523a1c6d8e80b8f361fa_cryptolocker
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Size
90KB
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MD5
895174d7d71e523a1c6d8e80b8f361fa
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SHA1
e8519d040934d911a074600b4bef62070b392b77
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SHA256
889d1a8718b7eb2921faa4f49eed6af9938e23f897e93a5a91049cb8622da072
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SHA512
d045b06192e8218e100c927b82a7e57166cfb7113f6ce7575471ec158ed974b696c2490c460fcb7e60624a883a3d80bc1bffaa4482c1bf4fbfeb1b465a3f0863
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/Z:zCsanOtEvwDpjBZ
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_895174d7d71e523a1c6d8e80b8f361fa_cryptolocker
Files
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2024-02-13_895174d7d71e523a1c6d8e80b8f361fa_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