Behavioral task
behavioral1
Sample
2024-03-06_90fb6acd7858a0b1ad2edfa68a98d148_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_90fb6acd7858a0b1ad2edfa68a98d148_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-06_90fb6acd7858a0b1ad2edfa68a98d148_cryptolocker
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Size
81KB
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MD5
90fb6acd7858a0b1ad2edfa68a98d148
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SHA1
7a7eba9084762a7a898b0c877ad243bc0de73b1e
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SHA256
2b0bc5c05a9e297c065dea3aa9f9d112ebcd7aca6e326a8ea2ae5a9a9554e2b5
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SHA512
a712c296b52fd6cff457df7d586ac575067191e674daab2f991fbabe3e1cc824ce59afead66797534211331705a83decf4fc4378d821c8b37d11e3ba8d2beb33
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1/:zCsanOtEvwDpjF
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 2024-03-06_90fb6acd7858a0b1ad2edfa68a98d148_cryptolocker
Files
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2024-03-06_90fb6acd7858a0b1ad2edfa68a98d148_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