Static task
static1
Behavioral task
behavioral1
Sample
2024-02-11_25e1ef41bc9fa11790cd581420767ae5_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-11_25e1ef41bc9fa11790cd581420767ae5_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-11_25e1ef41bc9fa11790cd581420767ae5_cryptolocker
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Size
86KB
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MD5
25e1ef41bc9fa11790cd581420767ae5
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SHA1
68a987323300b5fee7ef06cc71606fae2bde0f43
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SHA256
d84d9163591d788435f86b3b5972f8403594003d48451e6fe144a046eb7ebad3
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SHA512
9eb4aa44d8a81fd62fba9731a09302cc8185cac3542e07ae73e387ae0ac21fc59b6be6d7c0f4bad56b5810ddc6321dd79bcda4cdc4b1da8ef97dc648476fda9c
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SSDEEP
1536:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8Acrvh:okFDOtEvwDpjP2p
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 2024-02-11_25e1ef41bc9fa11790cd581420767ae5_cryptolocker
Files
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2024-02-11_25e1ef41bc9fa11790cd581420767ae5_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