Behavioral task
behavioral1
Sample
2024-04-17_a04fad4cef90359362b3615dc7e8a5af_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-04-17_a04fad4cef90359362b3615dc7e8a5af_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-17_a04fad4cef90359362b3615dc7e8a5af_cryptolocker
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Size
79KB
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MD5
a04fad4cef90359362b3615dc7e8a5af
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SHA1
14b372052622d09366b002a56b430624e70bb4ad
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SHA256
5b8535b918e83a906fcc1756756acf90e4d474d2ac6bea190df16258c1163690
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SHA512
3f448ba753eb55b1ede4e29111c748ddadac6155828a33dabac24aad3122f031e3ae4dd8d11ca4d94c56cd5bc42298850309e349453d7e6982ce57d0684617c3
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QR:zCsanOtEvwDpjl
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 2024-04-17_a04fad4cef90359362b3615dc7e8a5af_cryptolocker
Files
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2024-04-17_a04fad4cef90359362b3615dc7e8a5af_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