Static task
static1
Behavioral task
behavioral1
Sample
2024-03-18_a86c7b49a4e1092cd8dfd1d1cab4af0b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-18_a86c7b49a4e1092cd8dfd1d1cab4af0b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-18_a86c7b49a4e1092cd8dfd1d1cab4af0b_cryptolocker
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Size
40KB
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MD5
a86c7b49a4e1092cd8dfd1d1cab4af0b
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SHA1
ec8574c8329335f572fdb7df7f2910805e608d72
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SHA256
27da3a9c53dccccde8b9a9bcdf6794d4697d36b0414116a5df840d921772e012
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SHA512
4674e55f8315c045af868501abe0514b0d1f8d7e79781e0670a54aa37b3c158fb591450411abb9a59f061f4b284d6a643aaaaeca7431415685cb3c88d0c34c2b
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFR1HMW+1:m5nkFNMOtEvwDpjG8hhX3HMW+1
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 2024-03-18_a86c7b49a4e1092cd8dfd1d1cab4af0b_cryptolocker
Files
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2024-03-18_a86c7b49a4e1092cd8dfd1d1cab4af0b_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: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE