Behavioral task
behavioral1
Sample
2024-10-13_257c91a35e0a191e0ec6eca9da22e0c8_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-10-13_257c91a35e0a191e0ec6eca9da22e0c8_cryptolocker
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Size
26KB
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MD5
257c91a35e0a191e0ec6eca9da22e0c8
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SHA1
4ede0e3e5154aedee1abf1419addebceaa74c563
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SHA256
08d2fbc5c36b5381a6f89f3d8c8eb97cd9c92186ae333722038f285d59d322a8
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SHA512
5a52d1fd117f4e7c4160c63964e01f4682193ffb3737b590316a0975641e0725d1cb91cf52645bcb2928c6703619926274995726fa4bb48ce64b72d64534aff2
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SSDEEP
384:bVCPwFRuFn65arz1ZhdaXFXSCVQTLfjDp6HMmHBdaKFr:bVCPwFRo6CpwXFXSqQXfjAsmHBdZB
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-10-13_257c91a35e0a191e0ec6eca9da22e0c8_cryptolocker unpack001/out.upx
Files
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2024-10-13_257c91a35e0a191e0ec6eca9da22e0c8_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