Behavioral task
behavioral1
Sample
2024-05-31_28f0b51642a14b6fa75248c87c8976b3_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-31_28f0b51642a14b6fa75248c87c8976b3_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-31_28f0b51642a14b6fa75248c87c8976b3_cryptolocker
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Size
79KB
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MD5
28f0b51642a14b6fa75248c87c8976b3
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SHA1
08ce5661c90af7b8c6bcc430cbb7d6e67a49bc83
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SHA256
7de058fac98250683d762f23955d53c529aa14de004b1a00413caa5260c686b0
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SHA512
7b4ddc37025494f2d3aa4edf161206acd4ca97390be172522bc9dcfab3c696093807daf5ac27589f69289a1268239f0a55fafedc6b44d02e625b233b0665fea4
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxn+:T6a+rdOOtEvwDpjNtHPV
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 2024-05-31_28f0b51642a14b6fa75248c87c8976b3_cryptolocker
Files
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2024-05-31_28f0b51642a14b6fa75248c87c8976b3_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