Static task
static1
Behavioral task
behavioral1
Sample
RMS&RU_v71XX_RB_A1.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
RMS&RU_v71XX_RB_A1.exe
Resource
win10v2004-20231215-en
General
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Target
RMS&RU_v71XX_RB_A1.exe
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Size
65KB
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MD5
5572099603eebc725f34b2f035ba940f
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SHA1
66df8dcb1d4141dc22db4597035a64e67a69b968
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SHA256
28e7b148b45a721bb12d04adca4b39a8ea2695cec718fb3b242f84143e4ddd2e
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SHA512
b30fd1515b29877fe9b187b0016a93febabb5dd5fdd58d9a4b849792b9cb4f3aa9151490a020a197e7be34d1430b085bb9d8f4be460e919434e31f2bad7b00b3
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SSDEEP
1536:VeMZKgULPXQOh9vbr37MGMeuwuoO2kF5SUFlteUssBwW3wwDU:VeM3UUUzT7DuoJVlUss3z
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource RMS&RU_v71XX_RB_A1.exe
Files
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RMS&RU_v71XX_RB_A1.exe.exe windows:5 windows x86 arch:x86
dc73a9bd8de0fd640549c85ac4089b87
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
DeleteFileA
ExitProcess
FindResourceA
FreeLibrary
GetModuleHandleA
GetProcAddress
GetTempPathA
LoadLibraryA
LoadResource
RtlMoveMemory
SizeofResource
VirtualAlloc
lstrcatA
CloseHandle
CreateFileA
FlushFileBuffers
WriteFile
Sections
.text Size: 512B - Virtual size: 502B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 512B - Virtual size: 472B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 52B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 62KB - Virtual size: 61KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 82B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ