Behavioral task
behavioral1
Sample
2024-03-25_1035df6c5d3c42999fd62d2e86609063_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-25_1035df6c5d3c42999fd62d2e86609063_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-25_1035df6c5d3c42999fd62d2e86609063_cryptolocker
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Size
98KB
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MD5
1035df6c5d3c42999fd62d2e86609063
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SHA1
af937edbe5fd0f676b0a7390a2ec14c575341ffb
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SHA256
27e2d06bd818ef96f2310db2ee8d5ec73ae27c46fc13f0fa223f0fb18cbece71
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SHA512
868642fd553850ba3d7d8e1953d4a74fad8a9b97c5c012fa46e7533d3eb82b3ecdcfcd6a087fe06c5daf0e8f527989a63530590d12df9e7c2f239a01d54344cb
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/BKiseW:z6a+CdOOtEvwDpjcgH
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 2024-03-25_1035df6c5d3c42999fd62d2e86609063_cryptolocker
Files
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2024-03-25_1035df6c5d3c42999fd62d2e86609063_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