Static task
static1
Behavioral task
behavioral1
Sample
2024-01-23_24f9b58933ca0b1582cd94bcb0708df8_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_24f9b58933ca0b1582cd94bcb0708df8_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-23_24f9b58933ca0b1582cd94bcb0708df8_cryptolocker
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Size
85KB
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MD5
24f9b58933ca0b1582cd94bcb0708df8
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SHA1
486eb1ec9994a5d914d5d79eb044d8f537ef4c1e
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SHA256
8680685aa951bf9600a79aa53b7905af85393df67beb9642cecd53ab14e1e3d8
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SHA512
c072f35ffadf1d83d55e64eab6bb51402263de54e8c2d373376424fa37989b4ffad778eef26fbdfff51afaea276ba9b2c07bfdec7eda6ce6538d34d8fc2ebb45
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvAcMq:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8AcN
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 2024-01-23_24f9b58933ca0b1582cd94bcb0708df8_cryptolocker
Files
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2024-01-23_24f9b58933ca0b1582cd94bcb0708df8_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