Behavioral task
behavioral1
Sample
2024-09-08_1dfc039b4d7f28411bf5d1d313e3f449_cryptolocker.exe
Resource
win7-20240729-en
General
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Target
2024-09-08_1dfc039b4d7f28411bf5d1d313e3f449_cryptolocker
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Size
92KB
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MD5
1dfc039b4d7f28411bf5d1d313e3f449
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SHA1
8a18e6b34ac1a6ef3817ba2d13c2219d4a378138
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SHA256
a5b6cbf36d1cc925e608ced51bcf216365f080272c2a662a3c245a2011d25fef
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SHA512
d1b6dce936d3bffc8b966203c272e50e9cfbba6366abceb6f70d4f52e37c80eddefce0e843823b80b34a0ac5fb55004be648422c2d20736502f3cb44fc8c829d
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgddBK:AnBdOOtEvwDpj6zc
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-09-08_1dfc039b4d7f28411bf5d1d313e3f449_cryptolocker unpack001/out.upx
Files
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2024-09-08_1dfc039b4d7f28411bf5d1d313e3f449_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