Static task
static1
Behavioral task
behavioral1
Sample
2024-04-30_224447d733e200007bbb5b524e523bd6_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-30_224447d733e200007bbb5b524e523bd6_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-30_224447d733e200007bbb5b524e523bd6_cryptolocker
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Size
87KB
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MD5
224447d733e200007bbb5b524e523bd6
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SHA1
f7aebaea9dac5519dadd13c85e0b5d9d66639aac
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SHA256
f5d631ffa21a8b88cac72e5f3cc85df90f4ddaac03b341f4942abbb406569e5f
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SHA512
d21d33004972cd9da9b051c5da0dd00ed3eb73a88555080dd02707ac2f54d023046206b3448de4081bbd8a7fd2093f02b5e1846e7167ddc992f2806600364c9d
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxpRhLA:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8TA
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 2024-04-30_224447d733e200007bbb5b524e523bd6_cryptolocker
Files
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2024-04-30_224447d733e200007bbb5b524e523bd6_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