Behavioral task
behavioral1
Sample
2024-09-21_b7ca9f34a194c3172807f8a98c1b28da_cryptolocker.exe
Resource
win7-20240704-en
General
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Target
2024-09-21_b7ca9f34a194c3172807f8a98c1b28da_cryptolocker
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Size
26KB
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MD5
b7ca9f34a194c3172807f8a98c1b28da
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SHA1
95891d4ffe1923904e8ed92161701e8f3ee75396
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SHA256
4ae9978997f2c6bce0e0e6a1d6286e9883c24544564562c1c3d8f32951e161b0
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SHA512
9fa00380ce8784452356a9c44bcab426b5c2c65e6889df0de5fb2625ebb638731b260adc6c66509dcf633b874c7cbcfebdc2c7875e5f8618607548dbff17c936
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SSDEEP
384:bVCPwFRuFn65arz1ZhdaXFXSCVQTLfjDp6HMmHBdaY:bVCPwFRo6CpwXFXSqQXfjAsmHBdh
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-09-21_b7ca9f34a194c3172807f8a98c1b28da_cryptolocker unpack001/out.upx
Files
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2024-09-21_b7ca9f34a194c3172807f8a98c1b28da_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
Sections
UPX0 Size: - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.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
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ