Static task
static1
Behavioral task
behavioral1
Sample
2024-03-14_71fd387c75647cd1312f501a6029d332_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-14_71fd387c75647cd1312f501a6029d332_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-14_71fd387c75647cd1312f501a6029d332_cryptolocker
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Size
84KB
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MD5
71fd387c75647cd1312f501a6029d332
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SHA1
c56918eb0a80a5e6d613065fd1ce04abab3766ec
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SHA256
a85bb487ae5cb71be9d44863cb815e6cfd746bc5e7775a7c16fdde7eb22618bd
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SHA512
a5d2278b054b54e5eb7639088e7515fef6e17a281a857e42afbb24c86ffca3a22704b2816ef8ce63d4e71fa36502e6cf28c12bcf6669499c58a06fa87fda714e
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvKq9:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8Kq9
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 2024-03-14_71fd387c75647cd1312f501a6029d332_cryptolocker
Files
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2024-03-14_71fd387c75647cd1312f501a6029d332_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