Behavioral task
behavioral1
Sample
2024-06-09_64f68be256056c6561cafeb1f2d3cc27_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-06-09_64f68be256056c6561cafeb1f2d3cc27_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-09_64f68be256056c6561cafeb1f2d3cc27_cryptolocker
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Size
89KB
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MD5
64f68be256056c6561cafeb1f2d3cc27
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SHA1
29271b39d9c3861e853fa47a8b9ad56360d04e80
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SHA256
b860bca614e7c01dae66af909e8abb310a5b5ef1c0de0a9a3f33b1efdc4c6106
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SHA512
fb30e3fad003ecd31fd02a73c97d1a24a9c8d96b89c7ae38e4533858f92dbc4d7585aa12830dc674c4b3cacd3a1bca3289eadad8e04f9d99174d637703ae49e4
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tyble:zCsanOtEvwDpjV
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 2024-06-09_64f68be256056c6561cafeb1f2d3cc27_cryptolocker
Files
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2024-06-09_64f68be256056c6561cafeb1f2d3cc27_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