Behavioral task
behavioral1
Sample
2024-04-25_61f8a93f2c61be919d3ad52b2bd64101_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-25_61f8a93f2c61be919d3ad52b2bd64101_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-25_61f8a93f2c61be919d3ad52b2bd64101_cryptolocker
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Size
51KB
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MD5
61f8a93f2c61be919d3ad52b2bd64101
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SHA1
6351794f7db979ac678900d3b21fca2b75fb522e
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SHA256
3071cd7d13f088a84a777fbc09fcb88531d0af487a0cdb716b0ed7bec602bb06
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SHA512
ec0cbd29115c88962e83d3a7855ae533b86e901a8a8a8e01b5e3a0824f31b59583ba7e9fbc4bff08f2ade3ea38686320e1c3ade0ee6eb513c8b0f9758602f76a
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOkQ:z6QFElP6n+gKmddpMOtEvwDpj31ikQ
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 2024-04-25_61f8a93f2c61be919d3ad52b2bd64101_cryptolocker
Files
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2024-04-25_61f8a93f2c61be919d3ad52b2bd64101_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