Behavioral task
behavioral1
Sample
2024-05-21_4f26203729e8b75dcb7fa88269997e52_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-21_4f26203729e8b75dcb7fa88269997e52_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-21_4f26203729e8b75dcb7fa88269997e52_cryptolocker
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Size
60KB
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MD5
4f26203729e8b75dcb7fa88269997e52
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SHA1
9802af3e4ab140739481f241ca6a881cccc27d2e
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SHA256
ce68b6e12521e3fdb126cba388e98b3ebeda44b4751339e57fb2a9a532af21aa
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SHA512
3084699a47f05f37d3b0d77da48aa181c0ee7aee70f163d54d19c78749f5b472873d003f4cad5b58e6c2fb804eeafb77d358e75924aa78b9dafa0b2c856e72ce
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaUf3I:z6a+CdOOtEvwDpjQz
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
Processes:
resource yara_rule sample UPX -
Processes:
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 2024-05-21_4f26203729e8b75dcb7fa88269997e52_cryptolocker
Files
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2024-05-21_4f26203729e8b75dcb7fa88269997e52_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