Static task
static1
Behavioral task
behavioral1
Sample
2024-02-20_1fc4c6cf96a785d7289cb2c4403356f3_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-20_1fc4c6cf96a785d7289cb2c4403356f3_cryptolocker.exe
Resource
win10v2004-20240220-en
General
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Target
2024-02-20_1fc4c6cf96a785d7289cb2c4403356f3_cryptolocker
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Size
105KB
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MD5
1fc4c6cf96a785d7289cb2c4403356f3
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SHA1
a55761efe669b7bbc0f6af6da9c9d8697f870c41
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SHA256
832b16756321b254e6506b57d3438732e331c36f4b082251317d050245a0418d
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SHA512
69f606a26a5635921bfdc6ec802b2143de1f66909f8d9438eed68b4d71946978d089a65f72ebd7a7e80a02c9c9a222f10a2936894412dee7ecc10b2c3e36c479
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SSDEEP
768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZ7uyA36S7MpxRiWjy9K:xj+VGMOtEvwDpjubwQEIikuK
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 2024-02-20_1fc4c6cf96a785d7289cb2c4403356f3_cryptolocker
Files
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2024-02-20_1fc4c6cf96a785d7289cb2c4403356f3_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