cf2afee6c1871706deb922c7105c9e5bf6a2bbaca312b1b4ec4951dcfa033ea7[.]exe

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General

Target

cf2afee6c1871706deb922c7105c9e5bf6a2bbaca312b1b4ec4951dcfa033ea7.exe
Size

876KB
MD5

efeb7d261da3f778abf002c69a971eb8
SHA1

f4e570bf56015da2c76faac8dc8f28a7e3a3d8a3
SHA256

cf2afee6c1871706deb922c7105c9e5bf6a2bbaca312b1b4ec4951dcfa033ea7
SHA512

5cbcd6b9b06f63019e9c00e47e4bee071079e81792ea8cd6173d4f544c15b852090f38e3a642dbc51dd357068634a4b769098204f9f409119a3675eb4d98487e
SSDEEP

24576:sw5i21T5xhInKT/Y2ol8tdi817TWdg0F7RR:sV017TWSyR

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/$PLUGINSDIR/System.dll

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

Files

cf2afee6c1871706deb922c7105c9e5bf6a2bbaca312b1b4ec4951dcfa033ea7.exe
.exe windows:4 windows x86 arch:x86

076b06e6a65c9b7cca5a61be0cd82165

Code Sign

5e:eb:c4:c3:e0:f2:4a:6a:a6:4b:7c:34:dc:94:75:4e:22:73:b9:3b
Certificate

Issuer

CN=Coypus,O=Coypus,L=Berlin,C=DE

Not Before

01-09-2024 09:58

Not After

01-09-2027 09:58

Subject

CN=Coypus,O=Coypus,L=Berlin,C=DE

5e:eb:c4:c3:e0:f2:4a:6a:a6:4b:7c:34:dc:94:75:4e:22:73:b9:3b
Certificate

Issuer

CN=Coypus,O=Coypus,L=Berlin,C=DE

Not Before

01-09-2024 09:58

Not After

01-09-2027 09:58

Subject

CN=Coypus,O=Coypus,L=Berlin,C=DE

0a:0e:1f:c6:15:85:50:26:fb:33:81:d7:c8:69:4d:3f:f2:cb:21:cd:e8:f9:d2:74:98:a6:0c:25:9e:55:fc:c1
Signer

Actual PE Digest

0a:0e:1f:c6:15:85:50:26:fb:33:81:d7:c8:69:4d:3f:f2:cb:21:cd:e8:f9:d2:74:98:a6:0c:25:9e:55:fc:c1

Digest Algorithm

sha256

PE Digest Matches

true

a7:31:f7:40:29:ed:22:68:79:3e:a9:fc:e8:ad:1e:27:28:1e:d5:97
Signer

Actual PE Digest

a7:31:f7:40:29:ed:22:68:79:3e:a9:fc:e8:ad:1e:27:28:1e:d5:97

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

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

user32

GetSystemMenu
SetClassLongA
EnableMenuItem
IsWindowEnabled
SetWindowPos
GetSysColor
GetWindowLongA
SetCursor
LoadCursorA
CheckDlgButton
GetMessagePos
LoadBitmapA
CallWindowProcA
IsWindowVisible
CloseClipboard
SetClipboardData
EmptyClipboard
ScreenToClient
GetWindowRect
GetDlgItem
CreatePopupMenu
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
SetWindowLongA
SetForegroundWindow
ShowWindow
IsWindow
SendMessageTimeoutA
FindWindowExA
OpenClipboard
TrackPopupMenu
AppendMenuA
DrawTextA
EndPaint
DestroyWindow
wsprintfA
PostQuitMessage

gdi32

SelectObject
SetBkMode
CreateFontIndirectA
SetTextColor
DeleteObject
GetDeviceCaps
CreateBrushIndirect
SetBkColor

shell32

SHGetSpecialFolderLocation
SHGetPathFromIDListA
SHBrowseForFolderA
SHGetFileInfoA
ShellExecuteA
SHFileOperationA

advapi32

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

comctl32

ImageList_AddMasked
ord17
ImageList_Destroy
ImageList_Create

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: 1KB - Virtual size: 149KB

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: 262KB - Virtual size: 261KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
$PLUGINSDIR/System.dll
.dll windows:4 windows x86 arch:x86

8c8a576201f68de1a3f26fc723b9f30f

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

kernel32

MultiByteToWideChar
GlobalFree
GlobalSize
lstrcpynA
lstrcpyA
GetProcAddress
VirtualFree
FreeLibrary
lstrlenA
LoadLibraryA
GetModuleHandleA
GlobalAlloc
WideCharToMultiByte
VirtualAlloc
VirtualProtect
GetLastError

user32

wsprintfA

ole32

StringFromGUID2
CLSIDFromString

Exports

Exports

Alloc
Call
Copy
Free
Get
Int64Op
Store
StrAlloc

Sections

.text
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1024B - Virtual size: 851B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 104B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 1024B - Virtual size: 608B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
Overaction.fri
Umbrian/Lysekronernes.Itm
Umbrian/alang.txt
Umbrian/anodize.tab
Umbrian/eppes.bos
Umbrian/evindeliges.dyk
Umbrian/interpoleres.veb

Sharing

General

Malware Config

Signatures

Files

076b06e6a65c9b7cca5a61be0cd82165

Code Sign

5e:eb:c4:c3:e0:f2:4a:6a:a6:4b:7c:34:dc:94:75:4e:22:73:b9:3bCertificate

5e:eb:c4:c3:e0:f2:4a:6a:a6:4b:7c:34:dc:94:75:4e:22:73:b9:3bCertificate

0a:0e:1f:c6:15:85:50:26:fb:33:81:d7:c8:69:4d:3f:f2:cb:21:cd:e8:f9:d2:74:98:a6:0c:25:9e:55:fc:c1Signer

a7:31:f7:40:29:ed:22:68:79:3e:a9:fc:e8:ad:1e:27:28:1e:d5:97Signer

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: 1KB - Virtual size: 149KB

.ndata Size: - Virtual size: 80KB

.rsrc Size: 262KB - Virtual size: 261KB

8c8a576201f68de1a3f26fc723b9f30f

Headers

File Characteristics

Imports

kernel32

user32

ole32

Exports

Exports

Sections

.text Size: 7KB - Virtual size: 7KB

.rdata Size: 1024B - Virtual size: 851B

.data Size: 512B - Virtual size: 104B

.reloc Size: 1024B - Virtual size: 608B

5e:eb:c4:c3:e0:f2:4a:6a:a6:4b:7c:34:dc:94:75:4e:22:73:b9:3b
Certificate

5e:eb:c4:c3:e0:f2:4a:6a:a6:4b:7c:34:dc:94:75:4e:22:73:b9:3b
Certificate

0a:0e:1f:c6:15:85:50:26:fb:33:81:d7:c8:69:4d:3f:f2:cb:21:cd:e8:f9:d2:74:98:a6:0c:25:9e:55:fc:c1
Signer

a7:31:f7:40:29:ed:22:68:79:3e:a9:fc:e8:ad:1e:27:28:1e:d5:97
Signer

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

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

.data
Size: 1KB - Virtual size: 149KB

.ndata
Size: - Virtual size: 80KB

.rsrc
Size: 262KB - Virtual size: 261KB

.text
Size: 7KB - Virtual size: 7KB

.rdata
Size: 1024B - Virtual size: 851B

.data
Size: 512B - Virtual size: 104B

.reloc
Size: 1024B - Virtual size: 608B