Behavioral task
behavioral1
Sample
2024-02-28_84af2a986198e96eb96eb88c84bcf21b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_84af2a986198e96eb96eb88c84bcf21b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_84af2a986198e96eb96eb88c84bcf21b_cryptolocker
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Size
148KB
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MD5
84af2a986198e96eb96eb88c84bcf21b
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SHA1
b28f1fb574e73f369e45fc242bf329fc0674fb63
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SHA256
332d4fbf8271fe2c9a81d4ac1236958b04be153adf92b0db62a9242d26a5f9db
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SHA512
d36526767c7f3cc7e04fd5822c0d736a4a91d97cbb45ac273203262357c73cd9039861c64d9442ba2ddd290b6ad3fff3fe07126ad7e4339ee5f04b8d9497ebcc
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp699GNtL1eSn:z6a+CdOOtEvwDpjczW
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 2024-02-28_84af2a986198e96eb96eb88c84bcf21b_cryptolocker
Files
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2024-02-28_84af2a986198e96eb96eb88c84bcf21b_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