Behavioral task
behavioral1
Sample
2024-04-09_3575e1886d5db6cf2b1dfa8fe8b16530_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-04-09_3575e1886d5db6cf2b1dfa8fe8b16530_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-09_3575e1886d5db6cf2b1dfa8fe8b16530_cryptolocker
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Size
80KB
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MD5
3575e1886d5db6cf2b1dfa8fe8b16530
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SHA1
a4aed0086372452b610831fb40c5c89417991eb1
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SHA256
1f308be614220ae488dbcb29129c6bc7f3ce640d5ab453b90443180f50ef38e6
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SHA512
aa68e850c9960d2ecb57153fda1bfa1528f895ba344226311d543a3e1468f3b69b107120dbeaa206767cd3e6367b13c75621d7ec0dc3fdcdab6929cd2a816735
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qp2CEM:zCsanOtEvwDpj/
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 2024-04-09_3575e1886d5db6cf2b1dfa8fe8b16530_cryptolocker
Files
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2024-04-09_3575e1886d5db6cf2b1dfa8fe8b16530_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