Behavioral task
behavioral1
Sample
2024-06-01_4c9ea9916d1ee4f41b6d6d742b3e794d_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-06-01_4c9ea9916d1ee4f41b6d6d742b3e794d_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-01_4c9ea9916d1ee4f41b6d6d742b3e794d_cryptolocker
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Size
79KB
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MD5
4c9ea9916d1ee4f41b6d6d742b3e794d
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SHA1
5f8069369d16a15770ff82a3dff507103f85bba6
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SHA256
8ac77932a693e91c7c13821a48e886807efad6637865a69a7686c948c2eca5eb
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SHA512
8b3f36c2702abfdb287c3ec88e0e653385da3bd54e3b4ec399991e72171cdf73f0d3fd8f9842be8daf7c4154301b59c69022ceba4dd6635d7cd9cae620aba82d
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1b:T6a+rdOOtEvwDpjNtHPI
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 2024-06-01_4c9ea9916d1ee4f41b6d6d742b3e794d_cryptolocker
Files
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2024-06-01_4c9ea9916d1ee4f41b6d6d742b3e794d_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