Behavioral task
behavioral1
Sample
2024-05-11_c7a11a3aa8e9d3525cfc1f1f14b0eb0b_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-11_c7a11a3aa8e9d3525cfc1f1f14b0eb0b_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-11_c7a11a3aa8e9d3525cfc1f1f14b0eb0b_cryptolocker
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Size
58KB
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MD5
c7a11a3aa8e9d3525cfc1f1f14b0eb0b
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SHA1
395fb6015bcaccb4bb8ce730b596e779f4a1626c
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SHA256
d9458d9f803fefb75eb4e16b96da99d9cc127ec9788e25e7f5cc4bf80fa4013c
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SHA512
a63a8bf96d913a28f244fb3277d6c60b56e092d900c462677e96d3841d457655401857f33bdaf2c4657f56aadc73e4857fe66a907cc3cf60f22f8eb7aee7e361
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaMeis:z6a+CdOOtEvwDpjQb
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 2024-05-11_c7a11a3aa8e9d3525cfc1f1f14b0eb0b_cryptolocker
Files
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2024-05-11_c7a11a3aa8e9d3525cfc1f1f14b0eb0b_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