7-zip[.]exe | Triage™

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General

Target
7-zip.exe
Size 3.9MB
Sample261015-3rv8astwds
SHA256 9f3e0a082d374772dba3b6b795666b811ce92e986acba354d4de97263e56fca9
MD5 a6679049c64df58494264cdeefdf3205
SHA1 951770ff41c968b4a421cf0fc9de0fdcd57c7b62
SHA512 d039ad8eef0f2ee0fd66479f724695c7d73c194a79babe2fc0e1b6af10b5645eb1b5d875b788722e79c47097c8c6f949061f0f7f977723fe8e765dc720302f46
SSDEEP 98304:Cg+q4dfB9WAdkYhtxg0zlo6JX9oNthcfCGUE0cdTV8:CXNJ9WAGYhbb5XX9C/GUERTi
TLSH
T19816334C9408C0EBE9111E755BAECFE323E9BC005951880F739A7B36A7B5E45EE14F92
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Unsigned PE 3 IoCs

Checks for missing Authenticode signature.

resource
7-zip.exe
unpack001/$PLUGINSDIR/System.dll
unpack001/$PLUGINSDIR/nsDialogs.dll

File Explorer

7-zip.exe

.exe 3.9MB
$PLUGINSDIR/System.dll

.dll 12KB
$PLUGINSDIR/modern-header.bmp

100KB
$PLUGINSDIR/modern-wizard.bmp

603KB
$PLUGINSDIR/nsDialogs.dll

.dll 9KB

7-zip.exe

IMPHASH 9dda1a1d1f8a1d13ae0297b47046b26e
SHA256 9f3e0a082d374772dba3b6b795666b811ce92e986acba354d4de97263e56fca9
MD5 a6679049c64df58494264cdeefdf3205
SHA1 951770ff41c968b4a421cf0fc9de0fdcd57c7b62
SHA512 d039ad8eef0f2ee0fd66479f724695c7d73c194a79babe2fc0e1b6af10b5645eb1b5d875b788722e79c47097c8c6f949061f0f7f977723fe8e765dc720302f46
SSDEEP 98304:Cg+q4dfB9WAdkYhtxg0zlo6JX9oNthcfCGUE0cdTV8:CXNJ9WAGYhbb5XX9C/GUERTi
TLSH
T19816334C9408C0EBE9111E755BAECFE323E9BC005951880F739A7B36A7B5E45EE14F92
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

13925

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_32BIT_MACHINE

PDB paths

advapi32

RegEnumValueW RegEnumKeyW RegQueryValueExW RegSetValueExW RegCloseKey RegDeleteValueW RegDeleteKeyW AdjustTokenPrivileges LookupPrivilegeValueW OpenProcessToken RegOpenKeyExW RegCreateKeyExW

shell32

SHGetPathFromIDListW SHBrowseForFolderW SHGetFileInfoW SHFileOperationW ShellExecuteExW

ole32

CoCreateInstance OleUninitialize OleInitialize IIDFromString CoTaskMemFree

comctl32

ImageList_Destroy ord17 ImageList_AddMasked ImageList_Create

user32

MessageBoxIndirectW GetDlgItemTextW SetDlgItemTextW CreatePopupMenu AppendMenuW TrackPopupMenu OpenClipboard EmptyClipboard SetClipboardData CloseClipboard IsWindowVisible CallWindowProcW GetMessagePos CheckDlgButton LoadCursorW SetCursor GetSysColor SetWindowPos GetWindowLongW IsWindowEnabled SetClassLongW GetSystemMenu EnableMenuItem GetWindowRect ScreenToClient EndDialog RegisterClassW SystemParametersInfoW CharPrevW GetClassInfoW DialogBoxParamW CharNextW ExitWindowsEx DestroyWindow CreateDialogParamW SetTimer SetWindowTextW PostQuitMessage SetForegroundWindow ShowWindow wsprintfW SendMessageTimeoutW FindWindowExW IsWindow GetDlgItem SetWindowLongW LoadImageW GetDC ReleaseDC EnableWindow InvalidateRect SendMessageW DefWindowProcW BeginPaint GetClientRect FillRect DrawTextW EndPaint CharNextA wsprintfA DispatchMessageW CreateWindowExW PeekMessageW GetSystemMetrics

gdi32

GetDeviceCaps SetBkColor SelectObject DeleteObject CreateBrushIndirect CreateFontIndirectW SetBkMode SetTextColor

kernel32

RemoveDirectoryW lstrcmpiA GetTempFileNameW CreateProcessW CreateDirectoryW GetLastError CreateThread GlobalLock GlobalUnlock GetDiskFreeSpaceW WideCharToMultiByte lstrcpynW lstrlenW SetErrorMode GetVersionExW GetCommandLineW GetTempPathW GetWindowsDirectoryW SetEnvironmentVariableW WriteFile ExitProcess GetCurrentProcess GetModuleFileNameW GetFileSize CreateFileW GetTickCount Sleep SetFileAttributesW GetFileAttributesW SetCurrentDirectoryW MoveFileW GetFullPathNameW GetShortPathNameW SearchPathW CompareFileTime SetFileTime CloseHandle lstrcmpiW lstrcmpW ExpandEnvironmentStringsW GlobalFree GlobalAlloc GetModuleHandleW LoadLibraryExW FreeLibrary WritePrivateProfileStringW GetPrivateProfileStringW lstrlenA MultiByteToWideChar ReadFile SetFilePointer FindClose FindNextFileW FindFirstFileW DeleteFileW MulDiv lstrcpyA MoveFileExW lstrcatW GetSystemDirectoryW GetProcAddress GetModuleHandleA GetExitCodeProcess WaitForSingleObject CopyFileW

$PLUGINSDIR/System.dll

IMPHASH 509a34b3a68a773e0afb4259e68f9f82
SHA256 23d618a0293c78ce00f7c6e6dd8b8923621da7dd1f63a070163ef4c0ec3033d6
MD5 192639861e3dc2dc5c08bb8f8c7260d5
SHA1 58d30e460609e22fa0098bc27d928b689ef9af78
SHA512 6e573d8b2ef6ed719e271fd0b2fd9cd451f61fc9a9459330108d6d7a65a0f64016303318cad787aa1d5334ba670d8f1c7c13074e1be550b4a316963ecc465cdc
SSDEEP 192:ljHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZqE0QPi:R/Qlt7wiij/lMRv/9V4bfr
TLSH
T1B1427C1297B089F2F551493419667F2A6FBEAC5C13F405A3CFE304C63D212CB9839243
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

10879

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL

PDB paths

$PLUGINSDIR/nsDialogs.dll

IMPHASH 3b477381217c97b22146297f93df2a92
SHA256 89a82c4849c21dfe765052681e1fad02d2d7b13c8b5075880c52423dca72a912
MD5 b7d61f3f56abf7b7ff0d4e7da3ad783d
SHA1 15ab5219c0e77fd9652bc62ff390b8e6846c8e3e
SHA512 6467c0de680fadb8078bdaa0d560d2b228f5a22d4d8358a1c7d564c6ebceface5d377b870eaf8985fbee727001da569867554154d568e3b37f674096bbafafb8
SSDEEP 96:ooEv02zUu56FcS817eTaXx85qHFcUcxSgB5PKtAtoniJninnt3DVEB3YMNqkzfFc:ooEvCu5e81785qHFcU0PuAw0uyyIFc
TLSH
T16A12F992E2A454B3C5D6523B35AA2F2DCBBD5329B0927C01C7738E4D393957A6E38343
MD5 SHA1 SHA512 SSDEEP TLSH

windows:4 windows x86 arch:x86

Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

7527

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LINE_NUMS_STRIPPED IMAGE_FILE_LOCAL_SYMS_STRIPPED IMAGE_FILE_LARGE_ADDRESS_AWARE IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL

PDB paths

7-zip.exe

advapi32

shell32

ole32

comctl32

user32

gdi32

kernel32

generic

$PLUGINSDIR/System.dll

kernel32

user32

ole32

generic

$PLUGINSDIR/modern-header.bmp

$PLUGINSDIR/modern-wizard.bmp

$PLUGINSDIR/nsDialogs.dll

kernel32

user32

gdi32

shell32

comdlg32

ole32

generic