Static task
static1
Behavioral task
behavioral1
Sample
2024-06-13_3b9f73c31b4046361e586a1898b5b593_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-13_3b9f73c31b4046361e586a1898b5b593_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-13_3b9f73c31b4046361e586a1898b5b593_cryptolocker
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Size
70KB
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MD5
3b9f73c31b4046361e586a1898b5b593
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SHA1
975d7cfe600ebb117179d7850aeab60566599356
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SHA256
c1dc972a7ce79be04cc93308489f0e1e20608bf4cbee40a0cdd075d8c9399c7e
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SHA512
a4b9aad6e8c0aba9e63f881baa4e00f140d7ed624fe9a80fdc6c6668b4a957f540607cf23531ca2b7acad7e3ee60eca40f48fa53cdb5fb5c0b8a5e0303c1adba
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUNsYD/dZ:i5nkFGMOtEvwDpjNbwQEI8UZDj
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 2024-06-13_3b9f73c31b4046361e586a1898b5b593_cryptolocker
Files
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2024-06-13_3b9f73c31b4046361e586a1898b5b593_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