Behavioral task
behavioral1
Sample
2024-02-19_c61c2a8b9095fa458707644d55f34b99_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-19_c61c2a8b9095fa458707644d55f34b99_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_c61c2a8b9095fa458707644d55f34b99_cryptolocker
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Size
61KB
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MD5
c61c2a8b9095fa458707644d55f34b99
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SHA1
c4825b9eab2942bf99c8336928c45de43e0c4df8
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SHA256
0c5cf605fb91bed9b5a4edcf06c07f62e689cad4aca85c7fede1aab66e017639
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SHA512
037bfcc02bc559ae0e3979620e1061c5f7d9f69443bd2cfaaa7205e5d9185e7c54f984c6cc712253e1a49fc4bb8cd7d1b8e90117f6396d7f7e540b38535fbecd
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5i:zj+soPSMOtEvwDpj4kpmeLme
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 2024-02-19_c61c2a8b9095fa458707644d55f34b99_cryptolocker
Files
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2024-02-19_c61c2a8b9095fa458707644d55f34b99_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_CODE
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