Behavioral task
behavioral1
Sample
2024-04-08_ff7245c814d4edc4b63050c04831849c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-08_ff7245c814d4edc4b63050c04831849c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-08_ff7245c814d4edc4b63050c04831849c_cryptolocker
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Size
64KB
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MD5
ff7245c814d4edc4b63050c04831849c
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SHA1
831b0a25ac315c3aa26db14a584443b86ab83acf
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SHA256
75d03c6868dee3ebf82d12d98c0588ba1cdcceb6078c1414bcf15be867798697
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SHA512
3a6417844523f150edf3ee679aa8a87396a6c3bdfc209417c6c68e2930a09543e353af8659b0acdaae8ba56a7c8439197e15d77dead5f3faa23359db82f7b68a
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5kJ7A1/jD:zj+soPSMOtEvwDpj4kpmeLmQlA1bD
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 2024-04-08_ff7245c814d4edc4b63050c04831849c_cryptolocker
Files
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2024-04-08_ff7245c814d4edc4b63050c04831849c_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