Behavioral task
behavioral1
Sample
2024-09-07_16b1e223b11e3388072708199ebfa82a_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-09-07_16b1e223b11e3388072708199ebfa82a_cryptolocker
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Size
26KB
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MD5
16b1e223b11e3388072708199ebfa82a
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SHA1
ebb2bfb01d72de47e25635c6cd865057522871c1
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SHA256
97c03541d950176ead281c19857b74b6ea8b3cb23e2d05288821b3811d1a51f7
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SHA512
45fccbf751dd12ce6d7476ec62d17ee71495ec8ea5434dce7afd82a76cfc699b15302983cdcf724d2d9f606384f56be78ad0c89b366d3183ebd9d4ea59d8bf5f
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SSDEEP
384:bVCPwFRuFn65arz1ZhdaXFXSCVQTLfjDp6HMmHBdaA:bVCPwFRo6CpwXFXSqQXfjAsmHBdJ
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-09-07_16b1e223b11e3388072708199ebfa82a_cryptolocker unpack001/out.upx
Files
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2024-09-07_16b1e223b11e3388072708199ebfa82a_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