Behavioral task
behavioral1
Sample
2024-04-28_9f4cc8174ff1d20159815840be9476cc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-28_9f4cc8174ff1d20159815840be9476cc_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-28_9f4cc8174ff1d20159815840be9476cc_cryptolocker
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Size
65KB
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MD5
9f4cc8174ff1d20159815840be9476cc
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SHA1
f8144e04be2b5397cd78e519c3bd6f702fdebcbd
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SHA256
133ac47aef61a73c5971f56ab2371f1acff8f3ce7365c98aab8d8e724b590efc
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SHA512
30422385f108f1bdb4c931823f33edb0f41ef14dd1e8944d8d6560794c0dfdb1f47938cfbae08d25c680b8940322122f2b35d4a55b3ed26a3efbbf2a2df4f649
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5kJ7AK2q:zj+soPSMOtEvwDpj4kpmeLmQlAlq
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 2024-04-28_9f4cc8174ff1d20159815840be9476cc_cryptolocker
Files
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2024-04-28_9f4cc8174ff1d20159815840be9476cc_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