Cobaltbghdbghich12_browsingExe[.]exe

Sharing

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General

Target

Cobaltbghdbghich12_browsingExe.exe
Size

111KB
MD5

1c729949d01e8053165f1f077ffed830
SHA1

74c779df3cbda4e2b4516767a741954c5f84d9cc
SHA256

a257eeebba15afecf76b89a379e066e5ed79a2bb9da349c1fdb5a24316abc753
SHA512

e8150c8264fdd6e31cbdc5ce8590c85d56a13c9c2d4996bd374b5e8d55f595497e02b3ec79b5b97cd15ef09bec1a53831616845ea2ecc5dbe82a8ea5fc097288
SSDEEP

3072:BkBGWOsTIJgIDU5A/cWO3ea7btwJNIQokMEkiBGYPeNR:B1ssjXO3ee8IQo2XcPR

Score

1^/10

Malware Config

Signatures

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

Files

Cobaltbghdbghich12_browsingExe.exe
.exe windows x86

5f0c714c36e6cc016b3a1f4bc86559e4

Code Sign

2f:b0:02:26:bc:b5:43:f8
Certificate

Issuer

CN=Nearabouts Stilkunstneren\ ,O=Paraphrenitis,L=Rivesaltes,ST=Occitanie,C=FR

Not Before

11/08/2021, 00:55

Not After

10/08/2024, 00:55

Subject

CN=Nearabouts Stilkunstneren\ ,O=Paraphrenitis,L=Rivesaltes,ST=Occitanie,C=FR

2f:b0:02:26:bc:b5:43:f8
Certificate

Issuer

CN=Nearabouts Stilkunstneren\ ,O=Paraphrenitis,L=Rivesaltes,ST=Occitanie,C=FR

Not Before

11/08/2021, 00:55

Not After

10/08/2024, 00:55

Subject

CN=Nearabouts Stilkunstneren\ ,O=Paraphrenitis,L=Rivesaltes,ST=Occitanie,C=FR

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

83:6a:a7:d0:df:51:d2:14:ef:f6:01:6c:0b:e7:8f:13:00:79:44:4f:08:dd:3f:47:d8:fe:74:95:bb:4f:e5:e7
Signer

Actual PE Digest

83:6a:a7:d0:df:51:d2:14:ef:f6:01:6c:0b:e7:8f:13:00:79:44:4f:08:dd:3f:47:d8:fe:74:95:bb:4f:e5:e7

Digest Algorithm

sha256

PE Digest Matches

true

9c:7f:24:b5:62:96:2d:c1:15:a5:48:e4:71:11:87:32:16:63:63:bb
Signer

Actual PE Digest

9c:7f:24:b5:62:96:2d:c1:15:a5:48:e4:71:11:87:32:16:63:63:bb

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

advapi32

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

shell32

SHGetFileInfoA
SHFileOperationA
SHGetPathFromIDListA
ShellExecuteExA
SHGetSpecialFolderLocation
SHBrowseForFolderA

ole32

IIDFromString
OleInitialize
OleUninitialize
CoCreateInstance
CoTaskMemFree

comctl32

ord17
ImageList_Create
ImageList_Destroy
ImageList_AddMasked

user32

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

gdi32

SetBkMode
SetBkColor
GetDeviceCaps
CreateFontIndirectA
CreateBrushIndirect
DeleteObject
SetTextColor
SelectObject

kernel32

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

Sections

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

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: 144KB

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

5f0c714c36e6cc016b3a1f4bc86559e4

Code Sign

2f:b0:02:26:bc:b5:43:f8Certificate

2f:b0:02:26:bc:b5:43:f8Certificate

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

83:6a:a7:d0:df:51:d2:14:ef:f6:01:6c:0b:e7:8f:13:00:79:44:4f:08:dd:3f:47:d8:fe:74:95:bb:4f:e5:e7Signer

9c:7f:24:b5:62:96:2d:c1:15:a5:48:e4:71:11:87:32:16:63:63:bbSigner

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

shell32

ole32

comctl32

user32

gdi32

kernel32

Sections

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

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

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

.ndata Size: - Virtual size: 144KB

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

2f:b0:02:26:bc:b5:43:f8
Certificate

2f:b0:02:26:bc:b5:43:f8
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

83:6a:a7:d0:df:51:d2:14:ef:f6:01:6c:0b:e7:8f:13:00:79:44:4f:08:dd:3f:47:d8:fe:74:95:bb:4f:e5:e7
Signer

9c:7f:24:b5:62:96:2d:c1:15:a5:48:e4:71:11:87:32:16:63:63:bb
Signer

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

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

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

.ndata
Size: - Virtual size: 144KB

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