Behavioral task
behavioral1
Sample
2024-05-13_f528b2179a38ee440165ef98cf2949bf_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-13_f528b2179a38ee440165ef98cf2949bf_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-13_f528b2179a38ee440165ef98cf2949bf_cryptolocker
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Size
41KB
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MD5
f528b2179a38ee440165ef98cf2949bf
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SHA1
43c9059bfedc41df318da19d5116c635302c72d6
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SHA256
e8c3b6fbc5001e2f4579bd4ae2ed5236fadeb5c41146deb87b56cc86de6b528d
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SHA512
38e56df082b8c60342a144cdb4edb77fae4cf7f7c5f5b45fdc78cf070aa76a614ba275d56c1dd2deff790c6012165718bee5c8a7d7c55cf913131c68de65d211
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHBY:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKK
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-13_f528b2179a38ee440165ef98cf2949bf_cryptolocker
Files
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2024-05-13_f528b2179a38ee440165ef98cf2949bf_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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