CONTRACT[.]exe

Resubmissions

04/10/2023, 11:13

231004-nbr4dada79 10

04/10/2023, 10:54

231004-mzktjach79 10

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General

Target

CONTRACT.exe
Size

592KB
MD5

6ccaf9d9426b7c334502feeae3bd8077
SHA1

bfa03f41e66464281ce8baba7f57d5a380f817c3
SHA256

137e7b409f91d926fefcaa07c59c6d9e003802aa4fd9c26710fb84ff9e2194e3
SHA512

2d6ab6a55a60f15422c8dc294ccf960061cf49735f3fd879623260c40712131ceade6723c9774600b0ea3d0b94a3ea52bf15068d70044dc1e5ea4954e5f8c772
SSDEEP

6144:dalZZ0wasjmKAu+i304eNlBKwQgovfD8j75ks7WTacVCTxeJ:gZS/Wbf3kVNbKwVoa1ks7WlVCTxS

Score

1^/10

Malware Config

Signatures

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

Files

CONTRACT.exe
.exe windows:4 windows x86

57e98d9a5a72c8d7ad8fb7a6a58b3daf

Code Sign

6c:8a:c3:02:f5:33:06:0e
Certificate

Issuer

CN=Dilettanternes,OU=Renserens Brudlinierne Galochestvler\ ,O=Dilettanternes,L=Wittman,ST=Maryland,C=US,1.2.840.113549.1.9.1=#0c155061726c616d656e744042726f7773696e672e486f

Not Before

11/03/2022, 10:22

Not After

10/03/2025, 10:22

Subject

CN=Dilettanternes,OU=Renserens Brudlinierne Galochestvler\ ,O=Dilettanternes,L=Wittman,ST=Maryland,C=US,1.2.840.113549.1.9.1=#0c155061726c616d656e744042726f7773696e672e486f

6c:8a:c3:02:f5:33:06:0e
Certificate

Issuer

CN=Dilettanternes,OU=Renserens Brudlinierne Galochestvler\ ,O=Dilettanternes,L=Wittman,ST=Maryland,C=US,1.2.840.113549.1.9.1=#0c155061726c616d656e744042726f7773696e672e486f

Not Before

11/03/2022, 10:22

Not After

10/03/2025, 10:22

Subject

CN=Dilettanternes,OU=Renserens Brudlinierne Galochestvler\ ,O=Dilettanternes,L=Wittman,ST=Maryland,C=US,1.2.840.113549.1.9.1=#0c155061726c616d656e744042726f7773696e672e486f

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

03:5c:8e:c9:43:13:7a:c4:23:42:a3:3b:7f:79:aa:f4:da:95:58:a9:42:1a:8d:4f:c5:28:67:6b:f6:90:d7:d4
Signer

Actual PE Digest

03:5c:8e:c9:43:13:7a:c4:23:42:a3:3b:7f:79:aa:f4:da:95:58:a9:42:1a:8d:4f:c5:28:67:6b:f6:90:d7:d4

Digest Algorithm

sha256

PE Digest Matches

true

3b:a7:2e:91:61:a5:9b:cc:e6:78:67:da:c6:9f:3b:af:f6:47:86:99
Signer

Actual PE Digest

3b:a7:2e:91:61:a5:9b:cc:e6:78:67:da:c6:9f:3b:af:f6:47:86:99

Digest Algorithm

sha1

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

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

user32

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

gdi32

SelectObject
SetBkMode
CreateFontIndirectA
SetTextColor
DeleteObject
GetDeviceCaps
CreateBrushIndirect
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
ImageList_Destroy
ord17

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: 106KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.ndata
Size: - Virtual size: 132KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 293KB - Virtual size: 293KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

57e98d9a5a72c8d7ad8fb7a6a58b3daf

Code Sign

6c:8a:c3:02:f5:33:06:0eCertificate

6c:8a:c3:02:f5:33:06:0eCertificate

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

03:5c:8e:c9:43:13:7a:c4:23:42:a3:3b:7f:79:aa:f4:da:95:58:a9:42:1a:8d:4f:c5:28:67:6b:f6:90:d7:d4Signer

3b:a7:2e:91:61:a5:9b:cc:e6:78:67:da:c6:9f:3b:af:f6:47:86:99Signer

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: 106KB

.ndata Size: - Virtual size: 132KB

.rsrc Size: 293KB - Virtual size: 293KB

6c:8a:c3:02:f5:33:06:0e
Certificate

6c:8a:c3:02:f5:33:06:0e
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

03:5c:8e:c9:43:13:7a:c4:23:42:a3:3b:7f:79:aa:f4:da:95:58:a9:42:1a:8d:4f:c5:28:67:6b:f6:90:d7:d4
Signer

3b:a7:2e:91:61:a5:9b:cc:e6:78:67:da:c6:9f:3b:af:f6:47:86:99
Signer

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

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

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

.ndata
Size: - Virtual size: 132KB

.rsrc
Size: 293KB - Virtual size: 293KB