anfrselens[.]exe

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General

Target

anfrselens.exe
Size

260KB
MD5

4f11205da3e4d05588bcb5a6e518c1df
SHA1

95410e7b774bf3f1ba9171b8c2b9e0b154bb1c29
SHA256

e18ef37e6492ec36977361506b73efb434b23a3c5552edb9d0e5a3bb74094af3
SHA512

36e38de3c86f41f286d76a791d40a708e727fe0a3feb273b137cbbff69b9a42d9a0cc7338dee8edf2a3c88b881a92156473768be44bd7ae47d09beed57b33b20
SSDEEP

6144:/zAJFlyucwHFp7VzirVN+P1HT5EzjWwM7jpz5jU:rCfv8idz5E/Mnpz54

Score

1^/10

Malware Config

Signatures

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

Files

anfrselens.exe
.exe windows x86

076b06e6a65c9b7cca5a61be0cd82165

Code Sign

4f:cc:e3:9a:58:c4:a4:59:fc:0b:1f:f5:45:29:15:da:80:cd:b3:86
Certificate

Issuer

OU=Blastodermic Louis\ ,O=Ligningsafdelingens,L=Hunspach,ST=Grand Est,C=FR,1.2.840.113549.1.9.1=#0c24487970657276656e74696c6174696f6e4052656c6174696f6e73646174616261732e4365

Not Before

31-10-2022 00:41

Not After

30-10-2025 00:41

Subject

OU=Blastodermic Louis\ ,O=Ligningsafdelingens,L=Hunspach,ST=Grand Est,C=FR,1.2.840.113549.1.9.1=#0c24487970657276656e74696c6174696f6e4052656c6174696f6e73646174616261732e4365

4f:cc:e3:9a:58:c4:a4:59:fc:0b:1f:f5:45:29:15:da:80:cd:b3:86
Certificate

Issuer

OU=Blastodermic Louis\ ,O=Ligningsafdelingens,L=Hunspach,ST=Grand Est,C=FR,1.2.840.113549.1.9.1=#0c24487970657276656e74696c6174696f6e4052656c6174696f6e73646174616261732e4365

Not Before

31-10-2022 00:41

Not After

30-10-2025 00:41

Subject

OU=Blastodermic Louis\ ,O=Ligningsafdelingens,L=Hunspach,ST=Grand Est,C=FR,1.2.840.113549.1.9.1=#0c24487970657276656e74696c6174696f6e4052656c6174696f6e73646174616261732e4365

48:98:c0:08:4d:35:32:53:3e:36:9e:2a:30:fa:30:e6:b1:8e:ca:dd:b1:d4:e7:2f:69:df:84:8c:ea:37:9a:3b
Signer

Actual PE Digest

48:98:c0:08:4d:35:32:53:3e:36:9e:2a:30:fa:30:e6:b1:8e:ca:dd:b1:d4:e7:2f:69:df:84:8c:ea:37:9a:3b

Digest Algorithm

sha256

PE Digest Matches

true

16:e2:9c:2b:ff:a0:76:70:cd:f5:ae:09:6b:f6:fc:3c:73:08:92:58
Signer

Actual PE Digest

16:e2:9c:2b:ff:a0:76:70:cd:f5:ae:09:6b:f6:fc:3c:73:08:92:58

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: 92KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

076b06e6a65c9b7cca5a61be0cd82165

Code Sign

4f:cc:e3:9a:58:c4:a4:59:fc:0b:1f:f5:45:29:15:da:80:cd:b3:86Certificate

4f:cc:e3:9a:58:c4:a4:59:fc:0b:1f:f5:45:29:15:da:80:cd:b3:86Certificate

48:98:c0:08:4d:35:32:53:3e:36:9e:2a:30:fa:30:e6:b1:8e:ca:dd:b1:d4:e7:2f:69:df:84:8c:ea:37:9a:3bSigner

16:e2:9c:2b:ff:a0:76:70:cd:f5:ae:09:6b:f6:fc:3c:73:08:92:58Signer

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: 92KB

.rsrc Size: 4KB - Virtual size: 3KB

4f:cc:e3:9a:58:c4:a4:59:fc:0b:1f:f5:45:29:15:da:80:cd:b3:86
Certificate

4f:cc:e3:9a:58:c4:a4:59:fc:0b:1f:f5:45:29:15:da:80:cd:b3:86
Certificate

48:98:c0:08:4d:35:32:53:3e:36:9e:2a:30:fa:30:e6:b1:8e:ca:dd:b1:d4:e7:2f:69:df:84:8c:ea:37:9a:3b
Signer

16:e2:9c:2b:ff:a0:76:70:cd:f5:ae:09:6b:f6:fc:3c:73:08:92:58
Signer

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

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

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

.ndata
Size: - Virtual size: 92KB

.rsrc
Size: 4KB - Virtual size: 3KB