Static task
static1
Behavioral task
behavioral1
Sample
2024-03-06_748ee836a8093a46ceb3bc9602efe9af_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_748ee836a8093a46ceb3bc9602efe9af_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-06_748ee836a8093a46ceb3bc9602efe9af_cryptolocker
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Size
40KB
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MD5
748ee836a8093a46ceb3bc9602efe9af
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SHA1
81de809e02c52e743888ad84c289badd194641a8
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SHA256
1926c2925c9bd38138fd4a7f9d2c725484f8c260b5f48eccbc5a32f3faa751d7
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SHA512
39b52935a190e51c701d7f196589ccabc02d2b7d522599017c52c14f8a600bb992d352a366ae5755f33935d750fb3cfda63e5eb68f3b8b3bfa0fcfb092797cfe
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRYzuC:m5nkFNMOtEvwDpjG8hhXyzF
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_748ee836a8093a46ceb3bc9602efe9af_cryptolocker
Files
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2024-03-06_748ee836a8093a46ceb3bc9602efe9af_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