General
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Target
paint.net.4.0.21.install.exe
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Size
33.7MB
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MD5
9c038445712c359367ffbe0420c92e8f
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SHA1
6c7e073abf4f1d48e939c5d66592953364bb5f43
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SHA256
d1a7493481c7b964e66d1a1049d012f151163ff7f6ef20bb721b8da68d60647d
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SHA512
d29ada1f03324d18d3e01a6f9eba6b5feeb52f5c6d5120ae06bf0295e2bd662497ffac74099e365ec7374fa7a6a630568013ba24d1e5bb8692cbed4cdf5f9a82
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SSDEEP
786432:dk2eHw20vfOC7qKn16FjjkO+Vs+XVoPGiaa39SCuJQ6iVSjfqd8:CG3O1ThjkfsiVMGiaa39SCuGB8
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource paint.net.4.0.21.install.exe
Files
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paint.net.4.0.21.install.exe.exe windows:6 windows x64 arch:x64
d1c1dbbd3f23a12ffe26914c72391cde
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
GetVersionExW
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress
user32
GetWindowTextA
CharUpperBuffW
advapi32
CryptReleaseContext
Sections
.text Size: 837KB - Virtual size: 837KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 232KB - Virtual size: 231KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 764KB - Virtual size: 778KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 37KB - Virtual size: 36KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 148B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.UPX0 Size: 17.4MB - Virtual size: 17.4MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.UPX1 Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.UPX2 Size: 6.1MB - Virtual size: 6.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ