Behavioral task
behavioral1
Sample
2024-09-04_65503fded8234f14842024896d0e3204_cryptolocker.exe
Resource
win7-20240903-en
General
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Target
2024-09-04_65503fded8234f14842024896d0e3204_cryptolocker
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Size
90KB
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MD5
65503fded8234f14842024896d0e3204
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SHA1
8cfe5d3292f9caa5c18160b1f0e43f69527ff0d1
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SHA256
0589382a3498e4f355cbc13c101578c518edc10c01c932e5477e717e5c5bd5e1
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SHA512
8d854fb398d2e61077018c1944e9c67eb7f969b553787ed41b1f815c66352a0aa1579bb6ab59228b885ff47df743719a61253098a22aa2a3e158f7ed18c643d5
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SSDEEP
768:qkmnjFom/kLyMro2GtOOtEvwDpjeY10Y/YMsvlMdwPK80GQuchoIgtIODwqc:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgO
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-09-04_65503fded8234f14842024896d0e3204_cryptolocker unpack001/out.upx
Files
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2024-09-04_65503fded8234f14842024896d0e3204_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: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ