Static task
static1
Behavioral task
behavioral1
Sample
2024-01-25_9774751a4f567ab6c662e982be404b22_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-25_9774751a4f567ab6c662e982be404b22_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-25_9774751a4f567ab6c662e982be404b22_cryptolocker
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Size
100KB
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MD5
9774751a4f567ab6c662e982be404b22
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SHA1
37f47038c1f4a2b08cc8db0ad64cedcc414b596f
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SHA256
43afce31cc7bc122a337c0c91e9427531727776fd878c370131d99fdc2ef7ce5
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SHA512
c03ccd878b282ea6c4700056ab7cc686b91cfa4d07ffee0f9408dcb898492ddbb2139eb5561f35b288eb937a8c688d776b8021a20868e2095202784916dc1b69
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNoS:i5nkFGMOtEvwDpjNbwQEIikgNR
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 2024-01-25_9774751a4f567ab6c662e982be404b22_cryptolocker
Files
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2024-01-25_9774751a4f567ab6c662e982be404b22_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