efa1c2b0ae0fcb78ca07904d999e339560ed0a639281ea2936656e183dd35203_JC[.]exe

Sharing

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General

Target

efa1c2b0ae0fcb78ca07904d999e339560ed0a639281ea2936656e183dd35203_JC.exe
Size

1.2MB
MD5

6a0f9d73793f626221873f5073e9fbe8
SHA1

5b1654db88fb5eaa866426054f8824f7c1c3eb5f
SHA256

efa1c2b0ae0fcb78ca07904d999e339560ed0a639281ea2936656e183dd35203
SHA512

56add7d3bd1baa8bfd373db8ae9c1c2b7bfd725e1e78cc427b721fbed8f031c7919087bd2ef89ba8798bf38b031e86de0eef3e2cc5f2d2f674b064ed94f7163b
SSDEEP

24576:/8tZlXeWXulZQx2ut16umk95ACjKC4onl8Q3wlRjMPybTJmUm:UtreWel6Yuto9IACjKCxl13ojMPyblc

Score

1^/10

Malware Config

Signatures

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

Files

efa1c2b0ae0fcb78ca07904d999e339560ed0a639281ea2936656e183dd35203_JC.exe
.exe windows:4 windows x86

3abe302b6d9a1256e6a915429af4ffd2

Code Sign

5f:66:d4:a0:7f:5e:be:c4:ad:61:66:f1:4b:dc:5a:7c:3d:c8:c4:2b
Certificate

Issuer

OU=Poulina Hvalrossers Tyndtbefolkedes\ ,O=Diskotekerne,L=Petrockstow,ST=England,C=GB,1.2.840.113549.1.9.1=#0c1e52657475726e65726540416e64656c7362616e6b65726e6573312e4b6f6e

Not Before

18/02/2023, 07:15

Not After

17/02/2026, 07:15

Subject

OU=Poulina Hvalrossers Tyndtbefolkedes\ ,O=Diskotekerne,L=Petrockstow,ST=England,C=GB,1.2.840.113549.1.9.1=#0c1e52657475726e65726540416e64656c7362616e6b65726e6573312e4b6f6e

f0:18:3b:90:63:ee:2a:7b:8e:c9:f8:ce:ac:f8:cd:0c:f9:a2:a8:29:12:20:f1:89:37:a7:01:0f:65:e3:bf:9e
Signer

Actual PE Digest

f0:18:3b:90:63:ee:2a:7b:8e:c9:f8:ce:ac:f8:cd:0c:f9:a2:a8:29:12:20:f1:89:37:a7:01:0f:65:e3:bf:9e

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
SetCurrentDirectoryA
GetLastError
CreateDirectoryA
CreateProcessA
RemoveDirectoryA
CreateFileA
GetTempFileNameA
ReadFile
WriteFile
lstrcpyA
MoveFileExA
lstrcatA
GetSystemDirectoryA
GetProcAddress
GetExitCodeProcess
WaitForSingleObject
CompareFileTime
SetFileAttributesA
GetFileAttributesA
GetShortPathNameA
MoveFileA
GetFullPathNameA
SetFileTime
SearchPathA
CloseHandle
lstrcmpiA
CreateThread
GlobalLock
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: 25KB - 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: 1KB - Virtual size: 149KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.ndata
Size: - Virtual size: 56KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 144KB - Virtual size: 144KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3abe302b6d9a1256e6a915429af4ffd2

Code Sign

5f:66:d4:a0:7f:5e:be:c4:ad:61:66:f1:4b:dc:5a:7c:3d:c8:c4:2bCertificate

f0:18:3b:90:63:ee:2a:7b:8e:c9:f8:ce:ac:f8:cd:0c:f9:a2:a8:29:12:20:f1:89:37:a7:01:0f:65:e3:bf:9eSigner

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

shell32

advapi32

comctl32

ole32

Sections

.text Size: 25KB - Virtual size: 24KB

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

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

.ndata Size: - Virtual size: 56KB

.rsrc Size: 144KB - Virtual size: 144KB

5f:66:d4:a0:7f:5e:be:c4:ad:61:66:f1:4b:dc:5a:7c:3d:c8:c4:2b
Certificate

f0:18:3b:90:63:ee:2a:7b:8e:c9:f8:ce:ac:f8:cd:0c:f9:a2:a8:29:12:20:f1:89:37:a7:01:0f:65:e3:bf:9e
Signer

.text
Size: 25KB - Virtual size: 24KB

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

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

.ndata
Size: - Virtual size: 56KB

.rsrc
Size: 144KB - Virtual size: 144KB