Behavioral task
behavioral1
Sample
2024-06-08_3a496ae57454e188d8b7b44c0a8fdcbc_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-06-08_3a496ae57454e188d8b7b44c0a8fdcbc_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-08_3a496ae57454e188d8b7b44c0a8fdcbc_cryptolocker
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Size
60KB
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MD5
3a496ae57454e188d8b7b44c0a8fdcbc
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SHA1
7a39715627a0e3d441f9b84a83b14cf0d9c41df0
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SHA256
42c7ed336251e67c63a8d39a2dbf6ad0a0794fc18a5163baecc04c66b194667a
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SHA512
574d3d9164bfec30e5a2d4c372483404be38261c3b836f677cf5f31125e8bf39e7e782c993badeb9ad7542b9c7a04808fd3e9831d03ed97a51a6a00f8f0c2247
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pU:H6QFElP6n+gou9cvMOtEvwDpjCpVXm
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 2024-06-08_3a496ae57454e188d8b7b44c0a8fdcbc_cryptolocker
Files
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2024-06-08_3a496ae57454e188d8b7b44c0a8fdcbc_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: 11KB - 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