Static task
static1
Behavioral task
behavioral1
Sample
2024-02-28_33735224e6f542818bad151e3f5350ee_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-28_33735224e6f542818bad151e3f5350ee_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_33735224e6f542818bad151e3f5350ee_cryptolocker
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Size
85KB
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MD5
33735224e6f542818bad151e3f5350ee
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SHA1
a898895d963d0ef82cc27d2d712e55058584d7cc
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SHA256
3db2b1904b3bd40ede362311c02dfe5b14f10f20003946bcd42d49a23458abea
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SHA512
9434f7e86a9fda80f4e53adda1aed59af8c1d6d68332b1e589409b532a7a2dc280e72c7b0e529f93d1a50ebe2282fd00065a2c90dc9f14f2ade499808ae8fbe1
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxpRv:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8x
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 2024-02-28_33735224e6f542818bad151e3f5350ee_cryptolocker
Files
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2024-02-28_33735224e6f542818bad151e3f5350ee_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