SPEC02781[.]exe

Sharing

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General

Target

SPEC02781.exe
Size

276KB
MD5

9ac287de973af7e0463efcd78d3b5ac6
SHA1

2a06aaac2b5c2b077ebbab9eb7b7cd3d12bd6996
SHA256

d1ff8c3349f2c48a5177fdff101194b466e3ddcaf5aaad59d5ac5bcf46053f71
SHA512

0a69551a83a43ee4fc3fe1824dc12a4e8caa7eb5554df3a36e77c466e17691d2bb89d29a8698033809ec0db0b61a81303fdee770d0dcd07d059235566ddf04f6
SSDEEP

6144:H6dLybAMBZD/ypuOxCvSj/o9RW+vyEUtXbWww3erhO7eYtf0:TsMP/ynjga+KEIbWwxrie2c

Score

1^/10

Malware Config

Signatures

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

Files

SPEC02781.exe
.exe windows x86

e9c0657252137ac61c1eeeba4c021000

Code Sign

64:1a:92:a3:18:b5:e2:b2:e4:d1:f7:ef:3e:e9:f4:51:38:8b:33:25
Certificate

Issuer

OU=Toralfs Amblygonite Unforwarded\ ,O=Forskningsfelt,L=Les Loges,ST=Normandie,C=FR,1.2.840.113549.1.9.1=#0c2146616d696c69656d737369676573404a6f726474696c736c75746e696e672e4167

Not Before

20/07/2022, 00:14

Not After

19/07/2025, 00:14

Subject

OU=Toralfs Amblygonite Unforwarded\ ,O=Forskningsfelt,L=Les Loges,ST=Normandie,C=FR,1.2.840.113549.1.9.1=#0c2146616d696c69656d737369676573404a6f726474696c736c75746e696e672e4167

64:1a:92:a3:18:b5:e2:b2:e4:d1:f7:ef:3e:e9:f4:51:38:8b:33:25
Certificate

Issuer

OU=Toralfs Amblygonite Unforwarded\ ,O=Forskningsfelt,L=Les Loges,ST=Normandie,C=FR,1.2.840.113549.1.9.1=#0c2146616d696c69656d737369676573404a6f726474696c736c75746e696e672e4167

Not Before

20/07/2022, 00:14

Not After

19/07/2025, 00:14

Subject

OU=Toralfs Amblygonite Unforwarded\ ,O=Forskningsfelt,L=Les Loges,ST=Normandie,C=FR,1.2.840.113549.1.9.1=#0c2146616d696c69656d737369676573404a6f726474696c736c75746e696e672e4167

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

eb:6c:7d:bc:2b:0d:3e:75:0d:f1:be:27:76:de:cc:9b:f4:90:03:ff:5d:c0:a9:7e:b4:8b:77:7a:0e:8d:b4:42
Signer

Actual PE Digest

eb:6c:7d:bc:2b:0d:3e:75:0d:f1:be:27:76:de:cc:9b:f4:90:03:ff:5d:c0:a9:7e:b4:8b:77:7a:0e:8d:b4:42

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

OU=Toralfs Amblygonite Unforwarded\ ,O=Forskningsfelt,L=Les Loges,ST=Normandie,C=FR,1.2.840.113549.1.9.1=#0c2146616d696c69656d737369676573404a6f726474696c736c75746e696e672e4167

22/03/2023, 02:35
Valid: false

3c:a1:6f:3d:23:87:37:51:af:77:ed:0d:32:21:0c:61:e1:af:28:64
Signer

Actual PE Digest

3c:a1:6f:3d:23:87:37:51:af:77:ed:0d:32:21:0c:61:e1:af:28:64

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

OU=Toralfs Amblygonite Unforwarded\ ,O=Forskningsfelt,L=Les Loges,ST=Normandie,C=FR,1.2.840.113549.1.9.1=#0c2146616d696c69656d737369676573404a6f726474696c736c75746e696e672e4167

03/05/2023, 12:02
Valid: false

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: 23KB

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: 106KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.ndata
Size: - Virtual size: 80KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 17KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e9c0657252137ac61c1eeeba4c021000

Code Sign

64:1a:92:a3:18:b5:e2:b2:e4:d1:f7:ef:3e:e9:f4:51:38:8b:33:25Certificate

64:1a:92:a3:18:b5:e2:b2:e4:d1:f7:ef:3e:e9:f4:51:38:8b:33:25Certificate

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

eb:6c:7d:bc:2b:0d:3e:75:0d:f1:be:27:76:de:cc:9b:f4:90:03:ff:5d:c0:a9:7e:b4:8b:77:7a:0e:8d:b4:42Signer

Signature Validations

Verification

22/03/2023, 02:35 Valid: false

3c:a1:6f:3d:23:87:37:51:af:77:ed:0d:32:21:0c:61:e1:af:28:64Signer

Signature Validations

Verification

03/05/2023, 12:02 Valid: false

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

shell32

advapi32

comctl32

ole32

Sections

.text Size: 24KB - Virtual size: 23KB

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

.data Size: 1024B - Virtual size: 106KB

.ndata Size: - Virtual size: 80KB

.rsrc Size: 17KB - Virtual size: 17KB

64:1a:92:a3:18:b5:e2:b2:e4:d1:f7:ef:3e:e9:f4:51:38:8b:33:25
Certificate

64:1a:92:a3:18:b5:e2:b2:e4:d1:f7:ef:3e:e9:f4:51:38:8b:33:25
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

eb:6c:7d:bc:2b:0d:3e:75:0d:f1:be:27:76:de:cc:9b:f4:90:03:ff:5d:c0:a9:7e:b4:8b:77:7a:0e:8d:b4:42
Signer

22/03/2023, 02:35
Valid: false

3c:a1:6f:3d:23:87:37:51:af:77:ed:0d:32:21:0c:61:e1:af:28:64
Signer

03/05/2023, 12:02
Valid: false

.text
Size: 24KB - Virtual size: 23KB

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

.data
Size: 1024B - Virtual size: 106KB

.ndata
Size: - Virtual size: 80KB

.rsrc
Size: 17KB - Virtual size: 17KB