Behavioral task
behavioral1
Sample
2024-05-03_b7598c62a541318c6dbf38199064c05c_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-03_b7598c62a541318c6dbf38199064c05c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-03_b7598c62a541318c6dbf38199064c05c_cryptolocker
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Size
41KB
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MD5
b7598c62a541318c6dbf38199064c05c
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SHA1
4ec88a48dac85e49dfee4f4f80980c7a5157f3f5
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SHA256
da3891acb46d6b07626521bb2945ccd2ddabb99d166b2e9aa639fa5e18f37732
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SHA512
592d71cd90924ce2ce96b201da41c988f6d47ca10666affb54c4a62301df45c66ce0f20846aa81ef0205c2246752c45d6b083d9d45211d99b5347cd1c1db0f61
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHTG:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKi
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 2024-05-03_b7598c62a541318c6dbf38199064c05c_cryptolocker
Files
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2024-05-03_b7598c62a541318c6dbf38199064c05c_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