Behavioral task
behavioral1
Sample
2024-03-11_fa56a93ebc8dbd4579abcf18f9540508_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-11_fa56a93ebc8dbd4579abcf18f9540508_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-11_fa56a93ebc8dbd4579abcf18f9540508_cryptolocker
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Size
118KB
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MD5
fa56a93ebc8dbd4579abcf18f9540508
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SHA1
5d5e3b7731afd3f3cb5779a6185040df599e90b6
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SHA256
a52f44b290a1c9bb677fdc3d0481b73e90b35b4f3104bb8fe42941e35fc5278e
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SHA512
1d87225fb051717735aedb917cf63d80485504178fb2d4502c3371fa0578c2d31f421e1acb71c72a04a5cd8f3e5d80eeb3cf277770037bf0efa19dbd10dfc404
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01t:z6a+CdOOtEvwDpjcz/
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 2024-03-11_fa56a93ebc8dbd4579abcf18f9540508_cryptolocker
Files
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2024-03-11_fa56a93ebc8dbd4579abcf18f9540508_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