General
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Target
FixBootSlow.exe
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Size
192KB
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MD5
b965cbf6ececa768a2ae77233c37ce56
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SHA1
3f534de390f85d955303aa847c3b1fa037641d55
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SHA256
6ff8c09a4e6bc3d0b4c63eff6df3390ed3b7e67a87637c9f8f298d204cdd987b
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SHA512
d43a2e2b640ddf83ac4889d21083513e8c1acf37dc3bf241bc7564cf3a011e34b530f48230ac452fd88d2096dc58f3769c4c5c29962a8db13d05c01492cf9a1b
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SSDEEP
3072:0B9wUGYQN2XD6Udc+0m/39qiywW38eiYp4T0iBCLf3b+ZSoutthcByUbH2zC:0wUdXR7G3NiYuDBCmZSoSwDr2
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource FixBootSlow.exe
Files
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FixBootSlow.exe.exe windows 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: 128KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 123KB - Virtual size: 124KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 68KB - Virtual size: 68KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE