Behavioral task
behavioral1
Sample
2024-02-13_a1e111f199936910fef9916277cfe14f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_a1e111f199936910fef9916277cfe14f_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-13_a1e111f199936910fef9916277cfe14f_cryptolocker
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Size
66KB
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MD5
a1e111f199936910fef9916277cfe14f
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SHA1
2b317fa22fd77bdcdbcad4304c85ccd600f9a6c9
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SHA256
557d9cbe2cda20336cd4ccb1d8db23a3e33b2b4c336291274bd54d2f8226b512
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SHA512
a05320396e1013ca3642891548c0b7a9cc74ae291575e52c6b2871a309af1792daec754e305f833ba2fd84abc46fe229a878644de8cdd24265a6e768f7ecde25
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBZ:z6a+CdOOtEvwDpjQ7
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 2024-02-13_a1e111f199936910fef9916277cfe14f_cryptolocker
Files
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2024-02-13_a1e111f199936910fef9916277cfe14f_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