Behavioral task
behavioral1
Sample
2024-09-09_4c4b9533805160e597cae0d025e3481a_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-09-09_4c4b9533805160e597cae0d025e3481a_cryptolocker
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Size
26KB
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MD5
4c4b9533805160e597cae0d025e3481a
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SHA1
f07a9072fac1be91d6c4f2c0a582a34ddb27a253
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SHA256
ceb5c986b2f72ac1e8cfe97f7b3a9628bfea1a9e8efcf516e6bd4bbe6a62cfbb
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SHA512
1371040fd72958f4433dc8a45d11759ebd1b1a3cac7eca0bda7091557f63ecd408f68d368485f641999edac284e92bad5c415902a41e4a4c0c70c12058b6812a
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SSDEEP
384:bVCPwFRuFn65arz1ZhdaXFXSCVQTLfjDp6HMmHBdaUK:bVCPwFRo6CpwXFXSqQXfjAsmHBd0
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-09-09_4c4b9533805160e597cae0d025e3481a_cryptolocker unpack001/out.upx
Files
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2024-09-09_4c4b9533805160e597cae0d025e3481a_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