Static task
static1
Behavioral task
behavioral1
Sample
2024-03-12_77cb24f3c342d179b349645de96376b3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-12_77cb24f3c342d179b349645de96376b3_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-12_77cb24f3c342d179b349645de96376b3_cryptolocker
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Size
101KB
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MD5
77cb24f3c342d179b349645de96376b3
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SHA1
89a1efdee5cb4f8fb006bc03ae536e582ff895c4
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SHA256
dcd7eef3c0ef2c8638389ae746ec524da46c2da01d27d5cc581e439205ee85e6
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SHA512
a28157778a32b992bb53f7fec091864e84ace756b216c65662a632d52a847589382290e944dfdefdf2e9ea2a11fdac624aad06c27c332ee81f20ad72dd515604
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNu5aT3i:i5nkFGMOtEvwDpjNbwQEIikgNq
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 2024-03-12_77cb24f3c342d179b349645de96376b3_cryptolocker
Files
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2024-03-12_77cb24f3c342d179b349645de96376b3_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