Behavioral task
behavioral1
Sample
20240521f8dcc64922f0c479dc3332813acb41e8cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
20240521f8dcc64922f0c479dc3332813acb41e8cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
20240521f8dcc64922f0c479dc3332813acb41e8cryptolocker.exe
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Size
56KB
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MD5
f8dcc64922f0c479dc3332813acb41e8
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SHA1
09314b635d770d9a4fe42b4d1f55c80a631a624c
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SHA256
677399e6c73e4e1c2e0e0873743738d73a5aeb0ffc659e86730d4b4c8f2bbc0b
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SHA512
a913c565af776bc8e279a654e836a790d7d092ca0573d8b98b7bd280a62cbe1f3c0c111eeb835b636587de90b638f3aca59d08f6cb38ec9329ac025cc2b8da37
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlY6:bP9g/xtCS3Dxx0L6
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 20240521f8dcc64922f0c479dc3332813acb41e8cryptolocker.exe
Files
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20240521f8dcc64922f0c479dc3332813acb41e8cryptolocker.exe.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
UPX0 Size: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 12KB
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