Static task
static1
Behavioral task
behavioral1
Sample
tms_upgrade.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
tms_upgrade.exe
Resource
win10v2004-20230220-en
General
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Target
tms_upgrade.exe
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Size
598KB
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MD5
ceaba74ea79e2a78d147bf8e8649eed8
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SHA1
998b240b0e92302e877b8f8911ed12dc066c5707
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SHA256
7d37722f25edc2940c3005af533a310610b27b706a38679186e88fa1dbf27896
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SHA512
d4d625a957f98f3de481775cb30a7e2dc88a4a188a712557c82ee162d72eacebae3f63e15b9577c74ac40ce11b993b30c5189b7934216658643162d5ca768a87
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SSDEEP
12288:v3FNcParXPbkmsKhDzCFlgw2YJA+BnZx5Vrssk4:5bkmdhK/JA+BZx5lo4
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource tms_upgrade.exe
Files
-
tms_upgrade.exe.exe windows x86
5916579399eb67d9b3c360d074412c1e
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
Imports
pbvm100
ord67
kernel32
VirtualFree
GetSystemInfo
VirtualProtect
GetLocaleInfoA
GetStringTypeW
GetCommandLineW
GetModuleHandleA
GetStartupInfoA
GetCommandLineA
GetVersionExA
ExitProcess
GetProcAddress
TerminateProcess
GetCurrentProcess
WriteFile
GetStdHandle
GetModuleFileNameA
UnhandledExceptionFilter
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
WideCharToMultiByte
GetLastError
GetEnvironmentStringsW
SetHandleCount
GetFileType
HeapDestroy
HeapCreate
HeapFree
LoadLibraryA
GetACP
GetOEMCP
GetCPInfo
HeapAlloc
VirtualAlloc
HeapReAlloc
RtlUnwind
InterlockedExchange
VirtualQuery
HeapSize
QueryPerformanceCounter
GetTickCount
GetCurrentThreadId
GetCurrentProcessId
GetSystemTimeAsFileTime
LCMapStringA
MultiByteToWideChar
LCMapStringW
GetStringTypeA
Sections
.text Size: 15KB - Virtual size: 15KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 99KB - Virtual size:
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ