Static task
static1
Behavioral task
behavioral1
Sample
2024-03-05_b3886aa072599e3697c95fb5e13c2a28_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-05_b3886aa072599e3697c95fb5e13c2a28_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-05_b3886aa072599e3697c95fb5e13c2a28_cryptolocker
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Size
49KB
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MD5
b3886aa072599e3697c95fb5e13c2a28
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SHA1
f9e2bcba1cbae428e54741c35c988934eebcdebd
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SHA256
b4ef621f7791d7df560352fa22f9c2f8dc05d2a179cf040ca155a23294f70447
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SHA512
af0ed3e4d58861be9a670f80a03286c85b40966d7b1a0cf2ba51bc3425638db8e88710d8eb9a0c90d3d36539384a02c2ae5647da9f60d4edf27cc463a8d52808
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SSDEEP
768:qmOKYQDf5XdrDmjr5tOOtEvwDpjAajFEitQbDmoSQCVUBJUkQqAHBIG05WTB52zr:qmbhXDmjr5MOtEvwDpj5cDtKkQZQ6uH
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-03-05_b3886aa072599e3697c95fb5e13c2a28_cryptolocker
Files
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2024-03-05_b3886aa072599e3697c95fb5e13c2a28_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
Sections
bUItIFMf Size: - Virtual size: 36KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
QNhjSkbP Size: 12KB - 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