Static task
static1
Behavioral task
behavioral1
Sample
2024-03-06_656ba432faec0ffc7b4f595c4f3b7c70_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_656ba432faec0ffc7b4f595c4f3b7c70_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-06_656ba432faec0ffc7b4f595c4f3b7c70_cryptolocker
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Size
87KB
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MD5
656ba432faec0ffc7b4f595c4f3b7c70
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SHA1
b04e97397e84aeca5df2c4f2ab331ac78e48a269
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SHA256
704cc7ad83cb208e8995dc1d78b62d3f2a379bbb8d9a934448fe45fdffa96758
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SHA512
418ff805a515e345238359a6a8b4f2214674ae950b00c3edcd81442e96401d00144b8091f34dde2cdf5315cd84e28c1c76bf547e7f9123f0db2f2bbeaa837ee7
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SSDEEP
1536:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8Acj1:okFDOtEvwDpjPq
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 2024-03-06_656ba432faec0ffc7b4f595c4f3b7c70_cryptolocker
Files
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2024-03-06_656ba432faec0ffc7b4f595c4f3b7c70_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