Static task
static1
Behavioral task
behavioral1
Sample
2024-04-21_823455aacafc9d878882db3220b1a006_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-21_823455aacafc9d878882db3220b1a006_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-21_823455aacafc9d878882db3220b1a006_cryptolocker
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Size
40KB
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MD5
823455aacafc9d878882db3220b1a006
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SHA1
167dd4d345963b5817d42e4fbb94f36734c94e79
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SHA256
51b818950d0348abace3cea3c06b8d6fe232ebf848e98af4e492486d7ab9bd04
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SHA512
a237bf13735da6e882b466947040e2a70239ded503c4380d19692e43fe55e9c77cbd278534d565e835d52de3563c26818e6a754095c7a1b0a4160ba31f495f8e
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsCKbI:i5nkFGMOtEvwDpjR+viHsZc
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 2024-04-21_823455aacafc9d878882db3220b1a006_cryptolocker
Files
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2024-04-21_823455aacafc9d878882db3220b1a006_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