Behavioral task
behavioral1
Sample
2024-03-08_d7f5c7917001084ffc6ffea89538b7f6_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-08_d7f5c7917001084ffc6ffea89538b7f6_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-08_d7f5c7917001084ffc6ffea89538b7f6_cryptolocker
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Size
64KB
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MD5
d7f5c7917001084ffc6ffea89538b7f6
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SHA1
6ea868fb980d46fa1352c7f0e703920de6ffc7aa
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SHA256
d52bd4f8b0ec60e5d1950731badb7660f82bde86494aad0762c496255b63d1b5
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SHA512
e6352c335549fb7551a16e7fef725dcb3f235ad729532b8df71c3b7a0c98a1c4e0c8ff17ea97d6611024cc7be6bc768d3534eed2e17dc2a67810dd81989c4e36
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5K7S/:zj+soPSMOtEvwDpj4kpmeLmB/
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 2024-03-08_d7f5c7917001084ffc6ffea89538b7f6_cryptolocker
Files
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2024-03-08_d7f5c7917001084ffc6ffea89538b7f6_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