General
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Target
SteamSetup.exe
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Size
21.9MB
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MD5
f07e53b84d691cea4e2f5ad22f303a84
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SHA1
099012dbaaf3a2fd0cb601a9d1570d2b6d5c5a0b
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SHA256
a6bf3d716b81658c728dc33b72c363d5132fa8839711420cdc30f8be9042b868
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SHA512
77a389ac306ff6f91b9366f477c925cf422227e7bcc7ed9b330662fa92f70c3337b6c88c94ce1c54da1a404efca8d05a7f22c4c235a8d5a8029f03090b8524c0
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SSDEEP
393216:MF+5pzB+0sPEx/BldCsz3ammpOPLfmm0LSdQduJ/Uv1XiTEa/1c:MF+5G0ko/7csz3TLfiLSrJ8vBMRc
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource SteamSetup.exe
Files
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SteamSetup.exe.exe windows:6 windows x64 arch:x64
d27a4683d473648900989104c803ec50
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
d3d10
D3D10CreateDeviceAndSwapChain
d3dcompiler_47
D3DCompile
kernel32
GlobalFree
GetSystemTimeAsFileTime
HeapAlloc
HeapFree
ExitProcess
GetModuleHandleA
LoadLibraryA
GetProcAddress
user32
SetClipboardData
advapi32
GetCurrentHwProfileA
oleaut32
SysAllocString
imm32
ImmSetCandidateWindow
ws2_32
freeaddrinfo
Sections
.text Size: - Virtual size: 1.6MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: - Virtual size: 841KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 13KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: - Virtual size: 56KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: - Virtual size: 500B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.CRT Size: - Virtual size: 4B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.UPX0 Size: - Virtual size: 15.5MB
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: 17.9MB - Virtual size: 17.9MB
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