Behavioral task
behavioral1
Sample
2024-01-28_aa9b6d21986a1c71340aa3a7d85ab0b4_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-28_aa9b6d21986a1c71340aa3a7d85ab0b4_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_aa9b6d21986a1c71340aa3a7d85ab0b4_cryptolocker
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Size
56KB
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MD5
aa9b6d21986a1c71340aa3a7d85ab0b4
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SHA1
ec13e8b14f3db36dedf171179afde960d02dbf0d
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SHA256
01f27b1868773360b6abba23c3e078660c98fe805054d841755a9fec1aa24754
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SHA512
92a3710fe470cc0fb7795f05e236659d1696cf5d0ac12f49d80f8f7734c3196c3419566641d8464bb8ea41d2a06a6648c2537e93d0a8c348b5a42e9a16896b47
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5app15:z6QFElP6n+gKmddpMOtEvwDpj9aYaz
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 2024-01-28_aa9b6d21986a1c71340aa3a7d85ab0b4_cryptolocker
Files
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2024-01-28_aa9b6d21986a1c71340aa3a7d85ab0b4_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_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