Static task
static1
Behavioral task
behavioral1
Sample
2024-04-05_617eea02cf7fb02212ba0d88273558d7_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-04-05_617eea02cf7fb02212ba0d88273558d7_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-05_617eea02cf7fb02212ba0d88273558d7_cryptolocker
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Size
65KB
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MD5
617eea02cf7fb02212ba0d88273558d7
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SHA1
9a03f5ff2e96bdf3eaa2f24380f0be23344ccc21
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SHA256
2f55f0fe0a3ee0a050b38a18add3f290bf06ebe8a341770397204916cd014881
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SHA512
ef3d8a1a43d413dbe80de763eec36923829895a6780ce8bb45db9115bcd7d8a238098ce7b3f85cb5f3caf166cc895a56ce860e378398ba3b383df3307ab57430
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUIa:i5nkFGMOtEvwDpjNbwQEI8U7
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-05_617eea02cf7fb02212ba0d88273558d7_cryptolocker
Files
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2024-04-05_617eea02cf7fb02212ba0d88273558d7_cryptolocker.exe windows:5 windows x86 arch:x86
e021c9fc2c12265365fad587d43783fe
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
GetModuleHandleA
GetProcAddress
user32
EndPaint
gdi32
CreateFontIndirectA
Sections
.MPRESS1 Size: 10KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 910B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE