Static task
static1
Behavioral task
behavioral1
Sample
2024-04-20_075d65ef45fc212eb5a404761efdf359_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-20_075d65ef45fc212eb5a404761efdf359_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-20_075d65ef45fc212eb5a404761efdf359_cryptolocker
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Size
40KB
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MD5
075d65ef45fc212eb5a404761efdf359
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SHA1
51fcf7979d8e5b056a89c14238afd23764fb2c14
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SHA256
b34fe9c389f774f8c795a85841a94857b80d68f0cd44a66cc88d1cdb9507a478
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SHA512
b4d73dc300f83eca077c939139a31a398d49c63841fc80bf785b5775eee4690bd8c2a6e3a9b162f458de29a259e0f307853b39beb78a5286f78ef1396d0898d0
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsJe:i5nkFGMOtEvwDpjR+viHsJe
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 2024-04-20_075d65ef45fc212eb5a404761efdf359_cryptolocker
Files
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2024-04-20_075d65ef45fc212eb5a404761efdf359_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