Static task
static1
Behavioral task
behavioral1
Sample
2024-04-06_2b91a7ffef3ce554cc9c232051ef61d4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-06_2b91a7ffef3ce554cc9c232051ef61d4_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-06_2b91a7ffef3ce554cc9c232051ef61d4_cryptolocker
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Size
48KB
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MD5
2b91a7ffef3ce554cc9c232051ef61d4
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SHA1
5e7429d6168accf477ce4b1fd7328035340f59bc
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SHA256
8a3f57ae8b0e464e8660ed3bab0d341c9c3fa8136ed518c1cbb453ea7a35b5d0
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SHA512
0e08604b364d730aaa5855a93c367122d0d498a9f947aa89c0fbfdd0c2cb3efb3ddd1d3f8d6f8dacf76d63e626fbc2649be3bcd483db97ded7b6a58df78bd243
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLtldedn:xj+VGMOtEvwDpjk/eV
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-04-06_2b91a7ffef3ce554cc9c232051ef61d4_cryptolocker
Files
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2024-04-06_2b91a7ffef3ce554cc9c232051ef61d4_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
.MPRESS1 Size: 17KB - 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: 4KB
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: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE