guzzler[.]exe | Triage

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General

Target

guzzler.exe
Size

1.5MB
MD5

9468614d3915f76ce938b93a123e9043
SHA1

701e2498f724dedd62dd8589a06da6b95078c631
SHA256

f4ddaaa1f5e462f067e6b1bfa02c7288568d0954f458c598857cfb1796a0ea5b
SHA512

a225a590e625a33f9a2213efc16c3436c9e4a8b782b5c9a7847ec733ec820b8a5f793e037889c7d08651a6deafe4ee99d7f1d0add8fc314b6bc930c2e10e099e
SSDEEP

24576:vh8J9/TrKYI+HM+Ss/aX7F61JCnhglAFjJCF5dz8moz8d:CJcY1HXSs/aXxSsnqmFjJCF5dQmozq

Score

1^/10

Malware Config

Signatures

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

Files

guzzler.exe
.exe windows:4 windows x86 arch:x86

e9c0657252137ac61c1eeeba4c021000

Code Sign

6f:24:ff:ab:e4:b9:e8:65:aa:35:e7:be:89:53:1d:80:d6:64:25:de
Certificate

Issuer

CN=sorenskriverens,OU=Kvstede Amazing\ ,O=sorenskriverens,L=Memphis,ST=Tennessee,C=US,1.2.840.113549.1.9.1=#0c1c416c7065626c6f6d7374656e40556f7072657474656c69672e4c696e

Not Before

13/11/2023, 11:37

Not After

12/11/2026, 11:37

Subject

CN=sorenskriverens,OU=Kvstede Amazing\ ,O=sorenskriverens,L=Memphis,ST=Tennessee,C=US,1.2.840.113549.1.9.1=#0c1c416c7065626c6f6d7374656e40556f7072657474656c69672e4c696e

e3:09:08:80:b1:ab:b2:a5:4a:c5:82:5c:2a:89:55:93:50:26:89:51:dc:6b:34:b3:91:9f:10:91:2e:26:f3:d5
Signer

Actual PE Digest

e3:09:08:80:b1:ab:b2:a5:4a:c5:82:5c:2a:89:55:93:50:26:89:51:dc:6b:34:b3:91:9f:10:91:2e:26:f3:d5

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
SetFileAttributesA
GetLastError
CreateDirectoryA
CreateProcessA
RemoveDirectoryA
CreateFileA
GetTempFileNameA
ReadFile
WriteFile
lstrcpyA
MoveFileExA
lstrcatA
GetSystemDirectoryA
GetProcAddress
GetExitCodeProcess
WaitForSingleObject
CompareFileTime
SetFileTime
GetFileAttributesA
SetCurrentDirectoryA
MoveFileA
GetFullPathNameA
GetShortPathNameA
SearchPathA
CloseHandle
lstrcmpiA
CreateThread
GlobalLock
lstrcmpA
DeleteFileA
FindFirstFileA
FindNextFileA
FindClose
SetFilePointer
GetPrivateProfileStringA
WritePrivateProfileStringA
MulDiv
MultiByteToWideChar
FreeLibrary
LoadLibraryExA
GetModuleHandleA
GlobalAlloc
GlobalFree
ExpandEnvironmentStringsA

user32

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

gdi32

SelectObject
SetTextColor
SetBkMode
CreateFontIndirectA
CreateBrushIndirect
DeleteObject
GetDeviceCaps
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
ord17
ImageList_Destroy

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: 60KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 404KB - Virtual size: 404KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Renowned.tha
Standardens156/triradiation.rou
Standardens156/underslaaningerne.ken
cencerro.spa
compassionating.Fjo
compos.lay
galago.sig
hyperangelical.teg
palation.det
prepaying.rea
remitteredes.ras
skandinaviske.txt
skarnsungen.ani
skuboppernes.sys

Sharing

General

Malware Config

Signatures

Files

e9c0657252137ac61c1eeeba4c021000

Code Sign

6f:24:ff:ab:e4:b9:e8:65:aa:35:e7:be:89:53:1d:80:d6:64:25:deCertificate

e3:09:08:80:b1:ab:b2:a5:4a:c5:82:5c:2a:89:55:93:50:26:89:51:dc:6b:34:b3:91:9f:10:91:2e:26:f3:d5Signer

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: 60KB

.rsrc Size: 404KB - Virtual size: 404KB

6f:24:ff:ab:e4:b9:e8:65:aa:35:e7:be:89:53:1d:80:d6:64:25:de
Certificate

e3:09:08:80:b1:ab:b2:a5:4a:c5:82:5c:2a:89:55:93:50:26:89:51:dc:6b:34:b3:91:9f:10:91:2e:26:f3:d5
Signer

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

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

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

.ndata
Size: - Virtual size: 60KB

.rsrc
Size: 404KB - Virtual size: 404KB