Behavioral task
behavioral1
Sample
2024-02-28_51ca07dcf409fdc0f53396c46fb7cc0d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_51ca07dcf409fdc0f53396c46fb7cc0d_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_51ca07dcf409fdc0f53396c46fb7cc0d_cryptolocker
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Size
120KB
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MD5
51ca07dcf409fdc0f53396c46fb7cc0d
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SHA1
52a930f21dc43a87e1972128f4f74fe3057bc5f4
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SHA256
ec991603b064fd57c392c53b2d5e929e5de747b7574af128a9ee66941d7e32cc
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SHA512
3d65da4e94bf504f0d24e623bcdf733ed228f444d93d6c8092f1d1b9a0f06cb01ccf1bd612230ef4001bcdf7d8943014fe9a19b3047ab5bb17ebc7b4160919a3
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgpwqWsviy9t35:z6a+CdOOtEvwDpjcz8
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 2024-02-28_51ca07dcf409fdc0f53396c46fb7cc0d_cryptolocker
Files
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2024-02-28_51ca07dcf409fdc0f53396c46fb7cc0d_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