Static task
static1
Behavioral task
behavioral1
Sample
2024-01-28_a38eb13053f5a8e54a05fd382ba64d58_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_a38eb13053f5a8e54a05fd382ba64d58_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_a38eb13053f5a8e54a05fd382ba64d58_cryptolocker
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Size
45KB
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MD5
a38eb13053f5a8e54a05fd382ba64d58
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SHA1
992bc97f9933be25266429468c36db00efa5055b
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SHA256
6dd40cd8c53643310e44d58668be0e01559740367dfef26ec5114b45f206ea2a
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SHA512
37e8da54d33a851e4452256d24c082e828a63957cb1f3737109a64b0ff3600f34235aae5a02b6b3e8d9a2196b78b8b3b02ee0c69c643d171b8bc0aceb1b5a1dd
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SSDEEP
384:icX+ni9VCr5nQI021q4VQBqURYp055TOtOOtEvwDpjqIGR/hHi7/OlI0btcO:XS5nQJ24LR1bytOOtEvwDpjNbKz
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 2024-01-28_a38eb13053f5a8e54a05fd382ba64d58_cryptolocker
Files
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2024-01-28_a38eb13053f5a8e54a05fd382ba64d58_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