84712ae41944c5e6993e6f9ba52adcaba38fcc4cdc5b48018ae578c35149621b

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General

Target

84712ae41944c5e6993e6f9ba52adcaba38fcc4cdc5b48018ae578c35149621b
Size

200KB
MD5

82e44b0bd992d4d90eb24cb37520f334
SHA1

043cfa51656f6a64a5a44089cf48149d83ba7ae7
SHA256

84712ae41944c5e6993e6f9ba52adcaba38fcc4cdc5b48018ae578c35149621b
SHA512

3e84902696239fa2e4533f18f48db7ef230c7a93b58e0fbdcde459876bc480c82d0df4e5b4e682c01ab6dd4fbfffca0f64e202d7992dadefd2635a6004cc8af1
SSDEEP

3072:eZiHYaR958cezUMybZmsLC03xw+N028IuUG6lh+VAwdofEtLYwSAVI6:ewHYaR95PYLm8v0B1OJIuUGfduGYa

Score

9^/10

cryptone packer

Malware Config

Signatures

CryptOne packer 1 IoCs

Detects CryptOne packer defined in NCC blogpost.

cryptone packer

resource	yara_rule
sample	cryptone

Files

84712ae41944c5e6993e6f9ba52adcaba38fcc4cdc5b48018ae578c35149621b
.exe windows x86

2a970e808d4db33b04a60a6da411cfaf

Headers

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

RaiseException
InterlockedExchange
CreateEventA
GetModuleHandleA
GetLocalTime
lstrcatA
MoveFileA
Sleep
CreateProcessA
SetFilePointer
ReadFile
GetLastError
RemoveDirectoryA
LocalAlloc
LocalFree
GetDriveTypeA
GetProcAddress
CreateDirectoryA
GetVersionExA
lstrcmpA
WideCharToMultiByte
MultiByteToWideChar
FreeLibrary
GetPrivateProfileSectionNamesA
SetErrorMode
ReleaseMutex
OutputDebugStringA
GlobalUnlock
GlobalFree
WriteFile
GetProcessHeap
SetEvent
lstrcpyA
VirtualAlloc
VirtualFree
CloseHandle
LoadLibraryA
GetStartupInfoA

user32

GetSystemMetrics
LoadCursorA
ReleaseDC
SetRect
OpenClipboard
GetWindowThreadProcessId
IsWindowVisible
GetThreadDesktop
PostMessageA
CreateWindowExA
CloseWindow
SendMessageA
SetClipboardData
CloseClipboard
SetCursorPos
WindowFromPoint
SetCapture
GetCursorPos
GetKeyState
GetAsyncKeyState
GetForegroundWindow
GetWindowTextA
CharNextA
IsWindow

gdi32

CreateDIBSection
SelectObject
BitBlt
CreateCompatibleBitmap
GetDIBits
DeleteObject
DeleteDC

advapi32

InitializeAcl
RegCloseKey
LsaOpenPolicy
LsaRetrievePrivateData
LsaClose
LookupAccountNameA
IsValidSid
RegSetValueExA
RegCreateKeyExA
FreeSid
RegSetKeySecurity
SetSecurityDescriptorDacl
InitializeSecurityDescriptor
AddAccessAllowedAce
GetLengthSid
AllocateAndInitializeSid
RegEnumKeyExA
RegQueryValueExA
RegOpenKeyA
RegOpenKeyExA
AdjustTokenPrivileges
LookupPrivilegeValueA
OpenProcessToken
LookupAccountSidA
GetTokenInformation
RegQueryValueA

shell32

SHGetSpecialFolderPathA
SHGetFileInfoA

msvcrt

_strnicmp
atoi
_controlfp
__set_app_type
__p__fmode
__p__commode
_adjust_fdiv
__setusermatherr
_initterm
__getmainargs
_acmdln
exit
_XcptFilter
_exit
??1type_info@@UAE@XZ
memset
??2@YAPAXI@Z
??3@YAXPAX@Z
memcpy
__CxxFrameHandler
_CxxThrowException
memmove
ceil
_ftol
strlen
strstr
memcmp
strcpy
strchr
malloc
strcmp
free
_except_handler3
strrchr
rename
strcat
_strupr
strncmp
strncpy
_errno
wcscpy
strtok
strncat
rand
_beginthreadex
calloc

msvcp60

??1?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@XZ
??0?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@ABV01@@Z
??0?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAE@PBDABV?$allocator@D@1@@Z
?c_str@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEPBDXZ

netapi32

NetUserAdd
NetLocalGroupAddMembers

msvfw32

ICSendMessage
ICSeqCompressFrameEnd

Sections

.text
Size: 132KB - Virtual size: 128KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 12KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 40KB - Virtual size: 43KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 12KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

2a970e808d4db33b04a60a6da411cfaf

Headers

File Characteristics

Imports

kernel32

user32

gdi32

advapi32

shell32

msvcrt

msvcp60

netapi32

msvfw32

Sections

.text Size: 132KB - Virtual size: 128KB

.rdata Size: 12KB - Virtual size: 10KB

.data Size: 40KB - Virtual size: 43KB

.rsrc Size: 12KB - Virtual size: 12KB

.text
Size: 132KB - Virtual size: 128KB

.rdata
Size: 12KB - Virtual size: 10KB

.data
Size: 40KB - Virtual size: 43KB

.rsrc
Size: 12KB - Virtual size: 12KB