Behavioral task
behavioral1
Sample
2024-05-13_efc80d010a490ccf7bc304930db8f214_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-13_efc80d010a490ccf7bc304930db8f214_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-13_efc80d010a490ccf7bc304930db8f214_cryptolocker
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Size
97KB
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MD5
efc80d010a490ccf7bc304930db8f214
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SHA1
588d884fcd8dabb0da3ec2592f2d2c9c31a5091c
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SHA256
318e2d890f2b006251c58d0b000c2956ea3c7f8584b2e9fafb7cec44853e7028
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SHA512
2867b0899461e735d9a246df1766be80dba4f0c6c73c26ad29ef9d7a247bb4e864484fb809260d94143ce5602dbc9bb41bdc7d0edec3b20e141fbcf89926f9ba
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/bq56:zCsanOtEvwDpjBl
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 2024-05-13_efc80d010a490ccf7bc304930db8f214_cryptolocker
Files
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2024-05-13_efc80d010a490ccf7bc304930db8f214_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