remcos | d4cbf28eb47bd63c8259f6a229a37d8a_JaffaCakes118

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General

Target

d4cbf28eb47bd63c8259f6a229a37d8a_JaffaCakes118
Size

120KB
MD5

d4cbf28eb47bd63c8259f6a229a37d8a
SHA1

c055580e85324a771369fb8f68aa6883f9b8893c
SHA256

3c64ed631aa34dd243e321f39a0ad5ea40db7ad94152ce97e48c43bb52ed9fbd
SHA512

79ce83edc584c2f99fd552e56ac0ae480b839292ed12e2e260d98c19d824f937d703ec285b2fa370c7a7b92b299fc790b114e42fd09a4c9645f062248db5de3b
SSDEEP

3072:JFNUcekHxRkuHxSWMDUajQJf/p/itxBCBpEzImXnr+vHI+zIcdv2u1p:JHUcLxRkuRSWMDUaGf/p/sxWpEzImXqr

Score

10^/10

stealthkeep_v205 remcos

Malware Config

Extracted

Family

remcos

Version

2.0.5 Pro

Botnet

StealthKeep_v205

google.airdns.org:2297

Attributes

audio_folder
audio
audio_path
%AppData%
audio_record_time
5
connect_delay
0
connect_interval
5
copy_file
winupd205.exe
delete_file
true
hide_file
true
hide_keylog_file
false
install_flag
true
install_path
%WinDir%\System32
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
keylog_path
%AppData%
mouse_option
false
mutex
winupd205-WYQAIF
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
scrshots
screenshot_path
%UserProfile%
screenshot_time
10
startup_value
winupd205
take_screenshot_option
false
take_screenshot_time
5

Signatures

Remcos family
remcos

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
d4cbf28eb47bd63c8259f6a229a37d8a_JaffaCakes118

Files

d4cbf28eb47bd63c8259f6a229a37d8a_JaffaCakes118
.exe windows:4 windows x86 arch:x86

ddf2d42cce3b13f014929f020763460a

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

GetLongPathNameW
CreateMutexA
OpenMutexA
Process32NextW
Process32FirstW
CreateToolhelp32Snapshot
SizeofResource
LockResource
LoadResource
FindResourceA
GetLocaleInfoA
OpenProcess
GetCurrentProcessId
lstrcatW
GetTempFileNameW
GetTempPathW
GetTickCount
GlobalUnlock
GlobalLock
GetModuleFileNameW
GetLogicalDriveStringsA
GetCurrentProcess
ResumeThread
SetThreadContext
WriteProcessMemory
VirtualAllocEx
ReadProcessMemory
GetThreadContext
VirtualAlloc
CreateProcessW
GlobalFree
LocalAlloc
DuplicateHandle
GetCurrentThread
lstrcpynA
GetModuleFileNameA
ExitProcess
AllocConsole
GetStartupInfoA
CopyFileW
ExpandEnvironmentStringsA
FindFirstFileA
FindNextFileA
DeleteFileA
GetLastError
CreateFileMappingA
MapViewOfFileEx
DeleteFileW
RemoveDirectoryW
GetFileAttributesW
SetFileAttributesW
TerminateThread
FindClose
GetFileSize
SetFilePointer
GetDriveTypeA
lstrlenA
FindFirstFileW
FindNextFileW
LoadLibraryA
GetProcAddress
CreatePipe
CreateProcessA
PeekNamedPipe
ReadFile
TerminateProcess
SetEvent
HeapCreate
HeapFree
GetLocalTime
CreateEventA
WaitForSingleObject
CreateDirectoryW
CreateFileW
WriteFile
CloseHandle
ExitThread
Sleep
GetModuleHandleA
GlobalAlloc
CreateThread

user32

CallNextHookEx
GetKeyState
GetWindowTextA
GetWindowTextLengthA
GetForegroundWindow
UnhookWindowsHookEx
CloseClipboard
GetClipboardData
OpenClipboard
SetClipboardData
EmptyClipboard
ExitWindowsEx
MessageBoxW
GetKeyboardLayoutNameA
SetWindowTextW
GetWindowThreadProcessId
ShowWindow
CloseWindow
IsWindowVisible
GetWindowTextW
EnumWindows
DrawIcon
GetIconInfo
SendInput
SystemParametersInfoW
CreateWindowExA
RegisterClassExA
AppendMenuA
CreatePopupMenu
TrackPopupMenu
SetForegroundWindow
GetCursorPos
DefWindowProcA
DispatchMessageA
SetWindowsHookExA
GetKeyboardLayout
GetMessageA
FindWindowA
TranslateMessage

gdi32

CreateDCA
CreateCompatibleDC
GetDeviceCaps
CreateCompatibleBitmap
DeleteDC
DeleteObject
SelectObject
StretchBlt
GetDIBits
GetObjectA

advapi32

GetUserNameW
ChangeServiceConfigW
QueryServiceStatus
ControlService
OpenSCManagerW
StartServiceW
OpenSCManagerA
EnumServicesStatusW
OpenServiceW
QueryServiceConfigW
RegOpenKeyExA
RegDeleteKeyA
RegCloseKey
RegQueryValueExA
RegQueryValueExW
RegOpenKeyExW
RegSetValueExA
RegCreateKeyA
RegSetValueExW
RegCreateKeyW
RegDeleteValueW
RegEnumValueW
RegEnumKeyExW
RegQueryInfoKeyW
RegCreateKeyExW
AdjustTokenPrivileges
LookupPrivilegeValueA
OpenProcessToken
CloseServiceHandle
RegEnumKeyExA

shell32

ShellExecuteW
ExtractIconA
Shell_NotifyIconA
ShellExecuteExA

msvcp60

??8std@@YA_NABV?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@0@PBG@Z
?size@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QBEIXZ
??_D?$basic_ofstream@DU?$char_traits@D@std@@@std@@QAEXXZ
?close@?$basic_ofstream@DU?$char_traits@D@std@@@std@@QAEXXZ
??6std@@YAAAV?$basic_ostream@DU?$char_traits@D@std@@@0@AAV10@PBD@Z
??0?$basic_ofstream@DU?$char_traits@D@std@@@std@@QAE@PBDH@Z
??8std@@YA_NPBGABV?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@0@@Z
?replace@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAEAAV12@IIPBG@Z
?find@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QBEIPBGI@Z
?assign@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAEAAV12@ABV12@@Z
??8std@@YA_NABV?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@0@0@Z
?find_last_of@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QBEIPBGI@Z
?substr@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QBE?AV12@II@Z
?find_last_of@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QBEIGI@Z
?npos@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@2IB
??Y?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAEAAV01@G@Z
?resize@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAEXI@Z
?rfind@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QBEIGI@Z
?find@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEIPBDII@Z
??6std@@YAAAV?$basic_ostream@DU?$char_traits@D@std@@@0@AAV10@ABV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@0@@Z
?is_open@?$basic_ofstream@DU?$char_traits@D@std@@@std@@QBE_NXZ
??0Init@ios_base@std@@QAE@XZ
??1Init@ios_base@std@@QAE@XZ
??0_Winit@std@@QAE@XZ
??1_Winit@std@@QAE@XZ
?assign@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV12@PBDI@Z
??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV01@D@Z
?begin@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEPBDXZ
?end@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEPBDXZ
??0?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAE@IGABV?$allocator@G@1@@Z
?begin@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QBEPBGXZ
?end@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QBEPBGXZ
?begin@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEPADXZ
?find@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEIABV12@I@Z
?resize@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEXID@Z
?end@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEPADXZ
??0?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAE@PBGIABV?$allocator@G@1@@Z
??4?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAEAAV01@PBG@Z
??Y?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAEAAV01@PBG@Z
??Y?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAEAAV01@ABV01@@Z
?length@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QBEIXZ
??Hstd@@YA?AV?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@0@PBGABV10@@Z
?data@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEPBDXZ
??8std@@YA_NABV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@0@PBD@Z
??0logic_error@std@@QAE@ABV01@@Z
??0out_of_range@std@@QAE@ABV01@@Z
??1out_of_range@std@@UAE@XZ
??0out_of_range@std@@QAE@ABV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@1@@Z
??0?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@PBDABV?$allocator@D@1@@Z
??0?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAE@ABV?$allocator@G@1@@Z
??1?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAE@XZ
??0?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@ABV?$allocator@D@1@@Z
??1?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@XZ
?c_str@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEPBDXZ
?resize@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEXI@Z
??0?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@ABV01@@Z
??4?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV01@ABV01@@Z
??Hstd@@YA?AV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@0@ABV10@0@Z
??0?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@PBDIABV?$allocator@D@1@@Z
?c_str@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QBEPBGXZ
??4?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAEAAV01@ABV01@@Z
??Hstd@@YA?AV?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@0@ABV10@PBG@Z
??Hstd@@YA?AV?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@0@ABV10@0@Z
??Hstd@@YA?AV?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@0@ABV10@G@Z
?substr@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBE?AV12@II@Z
?npos@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@2IB
?size@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEIXZ
??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV01@ABV01@@Z
?length@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEIXZ
??9std@@YA_NABV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@0@PBD@Z
?empty@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBE_NXZ
??A?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAADI@Z
??Hstd@@YA?AV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@0@ABV10@PBD@Z
??0?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAE@PBGABV?$allocator@G@1@@Z
??0?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@ABV01@IIABV?$allocator@D@1@@Z
??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV01@PBD@Z
??4?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV01@PBD@Z
??9std@@YA_NABV?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@0@PBG@Z
?append@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV12@PBDI@Z
??Hstd@@YA?AV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@0@ABV10@D@Z
??Hstd@@YA?AV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@0@PBDABV10@@Z
?find@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QBEIABV12@I@Z
??0?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAE@ABV01@@Z
?end@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAEPAGXZ
?begin@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAEPAGXZ
?empty@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QBE_NXZ
??8std@@YA_NABV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@0@0@Z
??0?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@IDABV?$allocator@D@1@@Z
?find@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEIPBDI@Z

shlwapi

StrToIntA
PathFileExistsA
PathFileExistsW

msvcrt

toupper
_controlfp
__set_app_type
__p__fmode
__p__commode
_adjust_fdiv
__setusermatherr
_initterm
__getmainargs
_acmdln
_XcptFilter
_exit
_onexit
__dllonexit
??1type_info@@UAE@XZ
_iob
freopen
wcscat
_itow
srand
rand
swprintf
_wrename
_wsystem
wcscpy
wcslen
_wgetenv
_itoa
sprintf
tolower
wcscmp
getenv
printf
strncmp
malloc
free
__CxxFrameHandler
time
localtime
strftime
atoi
_ftol
??2@YAPAXI@Z
_CxxThrowException
??0exception@@QAE@ABV0@@Z
exit
_except_handler3

winmm

waveInStart
waveInClose
waveInUnprepareHeader
waveInPrepareHeader
waveInStop
waveInAddBuffer
waveInOpen

ws2_32

htons
gethostbyname
closesocket
socket
WSAStartup
inet_ntoa
recv
send
connect

urlmon

URLDownloadToFileW
URLOpenBlockingStreamW

gdiplus

GdipLoadImageFromStream
GdipFree
GdipDisposeImage
GdipCloneImage
GdipAlloc
GdipSaveImageToStream
GdipSaveImageToFile
GdiplusStartup
GdipGetImageEncoders
GdipLoadImageFromStreamICM
GdipGetImageEncodersSize

wininet

InternetCloseHandle
InternetOpenUrlA
InternetOpenA
InternetReadFile

Sections

.text
Size: 72KB - Virtual size: 71KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 24KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 4KB - Virtual size: 664B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 12KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Extracted

Signatures

Files

ddf2d42cce3b13f014929f020763460a

Headers

File Characteristics

Imports

kernel32

user32

gdi32

advapi32

shell32

msvcp60

shlwapi

msvcrt

winmm

ws2_32

urlmon

gdiplus

wininet

Sections

.text Size: 72KB - Virtual size: 71KB

.rdata Size: 24KB - Virtual size: 20KB

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

.rsrc Size: 4KB - Virtual size: 664B

.reloc Size: 12KB - Virtual size: 9KB

.text
Size: 72KB - Virtual size: 71KB

.rdata
Size: 24KB - Virtual size: 20KB

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

.rsrc
Size: 4KB - Virtual size: 664B

.reloc
Size: 12KB - Virtual size: 9KB