4eb261a92a4ae327733ccafce2b754ed[.]dat

Sharing

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General

Target

4eb261a92a4ae327733ccafce2b754ed.dat
Size

1.3MB
MD5

4eb261a92a4ae327733ccafce2b754ed
SHA1

cdd90c4c3090e8e379ca1747caad2198cd4f6b75
SHA256

0b0f704f04bef356ebaa315bc83f7b5c0960f8e607467012b9be201a14f2be4f
SHA512

3973280d0220a8340b8d7ee39b6c7e1114afbf59c40611c4dfc7c942b158376963a664601376197697f7c3001505fc348c311f3b25d0a42badf58ee982a53856
SSDEEP

24576:ohexvE/dXGe68HiIG0qgSKJ8jOnMN9rFHZROL/wCxHrJ67dp:SmEVKVZg8HZc/wCxL2

Score

1^/10

Malware Config

Signatures

NSIS installer 3 IoCs

installer

resource	yara_rule
sample	nsis_installer_2
static1/unpack001/ryotwari.exe	nsis_installer_1
static1/unpack001/ryotwari.exe	nsis_installer_2

Files

4eb261a92a4ae327733ccafce2b754ed.dat
.tar
ryotwari.exe
.exe windows x86

e9c0657252137ac61c1eeeba4c021000

Code Sign

35:87:32:a6:3f:f8:fa:cb:35:a0:5b:ee:81:4c:ec:b1:c2:c0:96:6f
Certificate

Issuer

OU=Hovedgrupperne Makkerskabe Hrelren\ ,O=Associer,L=Mixdorf,ST=Brandenburg,C=DE,1.2.840.113549.1.9.1=#0c1344696573746f636b734046616c6d65742e4669

Not Before

05/12/2022, 11:59

Not After

04/12/2025, 11:59

Subject

OU=Hovedgrupperne Makkerskabe Hrelren\ ,O=Associer,L=Mixdorf,ST=Brandenburg,C=DE,1.2.840.113549.1.9.1=#0c1344696573746f636b734046616c6d65742e4669

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12
Certificate

Issuer

CN=VeriSign Universal Root Certification Authority,OU=VeriSign Trust Network+OU=(c) 2008 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

12/01/2016, 00:00

Not After

11/01/2031, 23:59

Subject

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12
Certificate

Issuer

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

23/12/2017, 00:00

Not After

22/03/2029, 23:59

Subject

CN=Symantec SHA256 TimeStamping Signer - G3,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

3e:fa:6d:79:d3:28:d8:8b:bd:e3:5a:44:99:ba:76:ec:1d:10:8d:fc:04:7b:ba:db:f1:df:0e:23:b4:77:6d:9b
Signer

Actual PE Digest

3e:fa:6d:79:d3:28:d8:8b:bd:e3:5a:44:99:ba:76:ec:1d:10:8d:fc:04:7b:ba:db:f1:df:0e:23:b4:77:6d:9b

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

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

kernel32

GetTempPathA
GetFileSize
GetModuleFileNameA
GetCurrentProcess
CopyFileA
ExitProcess
SetEnvironmentVariableA
Sleep
GetTickCount
GetCommandLineA
lstrlenA
GetVersion
SetErrorMode
lstrcpynA
GetDiskFreeSpaceA
GlobalUnlock
GetWindowsDirectoryA
SetFileAttributesA
GetLastError
CreateDirectoryA
CreateProcessA
RemoveDirectoryA
CreateFileA
GetTempFileNameA
ReadFile
WriteFile
lstrcpyA
MoveFileExA
lstrcatA
GetSystemDirectoryA
GetProcAddress
GetExitCodeProcess
WaitForSingleObject
CompareFileTime
SetFileTime
GetFileAttributesA
SetCurrentDirectoryA
MoveFileA
GetFullPathNameA
GetShortPathNameA
SearchPathA
CloseHandle
lstrcmpiA
CreateThread
GlobalLock
lstrcmpA
DeleteFileA
FindFirstFileA
FindNextFileA
FindClose
SetFilePointer
GetPrivateProfileStringA
WritePrivateProfileStringA
MulDiv
MultiByteToWideChar
FreeLibrary
LoadLibraryExA
GetModuleHandleA
GlobalAlloc
GlobalFree
ExpandEnvironmentStringsA

user32

GetSystemMenu
SetClassLongA
EnableMenuItem
IsWindowEnabled
SetWindowPos
GetSysColor
GetWindowLongA
SetCursor
LoadCursorA
CheckDlgButton
GetMessagePos
CallWindowProcA
IsWindowVisible
CloseClipboard
SetClipboardData
EmptyClipboard
OpenClipboard
ScreenToClient
GetWindowRect
GetDlgItem
GetSystemMetrics
SetDlgItemTextA
GetDlgItemTextA
MessageBoxIndirectA
CharPrevA
DispatchMessageA
PeekMessageA
GetDC
ReleaseDC
EnableWindow
InvalidateRect
SendMessageA
DefWindowProcA
BeginPaint
GetClientRect
FillRect
EndDialog
RegisterClassA
SystemParametersInfoA
CreateWindowExA
GetClassInfoA
DialogBoxParamA
CharNextA
ExitWindowsEx
LoadImageA
CreateDialogParamA
SetTimer
SetWindowTextA
SetForegroundWindow
ShowWindow
SetWindowLongA
SendMessageTimeoutA
FindWindowExA
IsWindow
AppendMenuA
TrackPopupMenu
CreatePopupMenu
DrawTextA
EndPaint
DestroyWindow
wsprintfA
PostQuitMessage

gdi32

SelectObject
SetTextColor
SetBkMode
CreateFontIndirectA
CreateBrushIndirect
DeleteObject
GetDeviceCaps
SetBkColor

shell32

SHGetSpecialFolderLocation
ShellExecuteExA
SHGetPathFromIDListA
SHBrowseForFolderA
SHGetFileInfoA
SHFileOperationA

advapi32

AdjustTokenPrivileges
RegCreateKeyExA
RegOpenKeyExA
SetFileSecurityA
OpenProcessToken
LookupPrivilegeValueA
RegEnumValueA
RegDeleteKeyA
RegDeleteValueA
RegCloseKey
RegSetValueExA
RegQueryValueExA
RegEnumKeyA

comctl32

ImageList_Create
ImageList_AddMasked
ord17
ImageList_Destroy

ole32

OleUninitialize
OleInitialize
CoTaskMemFree
CoCreateInstance

Sections

.text
Size: 24KB - Virtual size: 24KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 3.6MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.ndata
Size: - Virtual size: 92KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 173KB - Virtual size: 173KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e9c0657252137ac61c1eeeba4c021000

Code Sign

35:87:32:a6:3f:f8:fa:cb:35:a0:5b:ee:81:4c:ec:b1:c2:c0:96:6fCertificate

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12Certificate

Extended Key Usages

Key Usages

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12Certificate

Extended Key Usages

Key Usages

3e:fa:6d:79:d3:28:d8:8b:bd:e3:5a:44:99:ba:76:ec:1d:10:8d:fc:04:7b:ba:db:f1:df:0e:23:b4:77:6d:9bSigner

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

shell32

advapi32

comctl32

ole32

Sections

.text Size: 24KB - Virtual size: 24KB

.rdata Size: 5KB - Virtual size: 4KB

.data Size: 1024B - Virtual size: 3.6MB

.ndata Size: - Virtual size: 92KB

.rsrc Size: 173KB - Virtual size: 173KB

35:87:32:a6:3f:f8:fa:cb:35:a0:5b:ee:81:4c:ec:b1:c2:c0:96:6f
Certificate

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12
Certificate

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12
Certificate

3e:fa:6d:79:d3:28:d8:8b:bd:e3:5a:44:99:ba:76:ec:1d:10:8d:fc:04:7b:ba:db:f1:df:0e:23:b4:77:6d:9b
Signer

.text
Size: 24KB - Virtual size: 24KB

.rdata
Size: 5KB - Virtual size: 4KB

.data
Size: 1024B - Virtual size: 3.6MB

.ndata
Size: - Virtual size: 92KB

.rsrc
Size: 173KB - Virtual size: 173KB