Static task
static1
Behavioral task
behavioral1
Sample
2024-03-11_5c81b692de7c8b11243d6fd1cf98e69f_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-11_5c81b692de7c8b11243d6fd1cf98e69f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-11_5c81b692de7c8b11243d6fd1cf98e69f_cryptolocker
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Size
86KB
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MD5
5c81b692de7c8b11243d6fd1cf98e69f
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SHA1
b15333eef5403d503d71729e4c3a9ed9e7be0c69
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SHA256
aa6040e4b229a49096360eea868b587b16469595497fe0d1c9b6a2939bd7b969
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SHA512
24ab1b11af1a22e041d544636d7b8a4a3eba97f11bfc25c8189fcdc9fcd1919ac07c84705829b4cbf19962e94058449221b9eb44bf757a7a8a3a1c993be62fe3
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvzkxrm:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8zB
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 2024-03-11_5c81b692de7c8b11243d6fd1cf98e69f_cryptolocker
Files
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2024-03-11_5c81b692de7c8b11243d6fd1cf98e69f_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