BID (Universidad de Costa Rica) CR0824-2023-0[.]exe

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General

Target

BID (Universidad de Costa Rica) CR0824-2023-0.exe
Size

1.2MB
MD5

184967dd3dfb03ed025551f4c124a56d
SHA1

9eba7871af070fd0bdc320d7165ce16e486db139
SHA256

788a1ba33ea985319691fbc507903f931ec24675df46e135e99e242c6d678f89
SHA512

a84a698a8205f2d7d0db0d7d8dba4ad511ade1d4ac3aee40d98a298a16647fc66bea9f06eb9e2799f6b609ca89a072e5004c0713437a3852ca1a3d695f4a5d67
SSDEEP

24576:ulCajHVMqjMayhCJD7ZeR3LtRlxpSAqWm9+q4mwuFrzTA:JArMa0CJZehfYlejuFrzTA

Score

1^/10

Malware Config

Signatures

Files

BID (Universidad de Costa Rica) CR0824-2023-0.exe
.exe windows x86

b34f154ec913d2d2c435cbd644e91687

Code Sign

1a:7d:cf:7f:03:70:87:ff:26:00:79:03:b1:b8:f5:4c:ea:f8:b3:e6
Certificate

Issuer

OU=Echoing Disincarcerate Patronymikas\ ,O=halstrkldes,L=Bad Nenndorf Riepen,ST=Niedersachsen,C=DE,1.2.840.113549.1.9.1=#0c1e417273656e6974657340696e64667273656c73617274696b6c652e536570

Not Before

05/07/2022, 23:17

Not After

04/07/2025, 23:17

Subject

OU=Echoing Disincarcerate Patronymikas\ ,O=halstrkldes,L=Bad Nenndorf Riepen,ST=Niedersachsen,C=DE,1.2.840.113549.1.9.1=#0c1e417273656e6974657340696e64667273656c73617274696b6c652e536570

1a:7d:cf:7f:03:70:87:ff:26:00:79:03:b1:b8:f5:4c:ea:f8:b3:e6
Certificate

Issuer

OU=Echoing Disincarcerate Patronymikas\ ,O=halstrkldes,L=Bad Nenndorf Riepen,ST=Niedersachsen,C=DE,1.2.840.113549.1.9.1=#0c1e417273656e6974657340696e64667273656c73617274696b6c652e536570

Not Before

05/07/2022, 23:17

Not After

04/07/2025, 23:17

Subject

OU=Echoing Disincarcerate Patronymikas\ ,O=halstrkldes,L=Bad Nenndorf Riepen,ST=Niedersachsen,C=DE,1.2.840.113549.1.9.1=#0c1e417273656e6974657340696e64667273656c73617274696b6c652e536570

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

72:47:23:c8:f5:92:20:85:2c:23:b0:46:cd:18:ca:b0:20:b8:c2:21:31:7e:23:b6:6c:33:bf:ca:53:5a:c9:41
Signer

Actual PE Digest

72:47:23:c8:f5:92:20:85:2c:23:b0:46:cd:18:ca:b0:20:b8:c2:21:31:7e:23:b6:6c:33:bf:ca:53:5a:c9:41

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

OU=Echoing Disincarcerate Patronymikas\ ,O=halstrkldes,L=Bad Nenndorf Riepen,ST=Niedersachsen,C=DE,1.2.840.113549.1.9.1=#0c1e417273656e6974657340696e64667273656c73617274696b6c652e536570

02/03/2023, 11:41
Valid: false

2e:9a:9d:ea:fa:c1:16:cc:87:fb:4a:d2:5f:4a:6a:c9:42:fc:2d:b5
Signer

Actual PE Digest

2e:9a:9d:ea:fa:c1:16:cc:87:fb:4a:d2:5f:4a:6a:c9:42:fc:2d:b5

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

OU=Echoing Disincarcerate Patronymikas\ ,O=halstrkldes,L=Bad Nenndorf Riepen,ST=Niedersachsen,C=DE,1.2.840.113549.1.9.1=#0c1e417273656e6974657340696e64667273656c73617274696b6c652e536570

27/02/2023, 09:31
Valid: false

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

SetEnvironmentVariableW
SetFileAttributesW
Sleep
GetTickCount
GetFileSize
GetModuleFileNameW
GetCurrentProcess
CopyFileW
SetCurrentDirectoryW
GetFileAttributesW
GetWindowsDirectoryW
GetTempPathW
GetCommandLineW
GetVersion
SetErrorMode
lstrlenW
lstrcpynW
GetDiskFreeSpaceW
ExitProcess
GetShortPathNameW
CreateThread
GetLastError
CreateDirectoryW
CreateProcessW
RemoveDirectoryW
lstrcmpiA
CreateFileW
GetTempFileNameW
WriteFile
lstrcpyA
MoveFileExW
lstrcatW
GetSystemDirectoryW
GetProcAddress
GetModuleHandleA
GetExitCodeProcess
WaitForSingleObject
lstrcmpiW
MoveFileW
GetFullPathNameW
SetFileTime
SearchPathW
CompareFileTime
lstrcmpW
CloseHandle
ExpandEnvironmentStringsW
GlobalFree
GlobalLock
GlobalUnlock
GlobalAlloc
FindFirstFileW
FindNextFileW
DeleteFileW
SetFilePointer
ReadFile
FindClose
lstrlenA
MulDiv
MultiByteToWideChar
WideCharToMultiByte
GetPrivateProfileStringW
WritePrivateProfileStringW
FreeLibrary
LoadLibraryExW
GetModuleHandleW

user32

GetSystemMenu
SetClassLongW
EnableMenuItem
IsWindowEnabled
SetWindowPos
GetSysColor
GetWindowLongW
SetCursor
LoadCursorW
CheckDlgButton
GetMessagePos
LoadBitmapW
CallWindowProcW
IsWindowVisible
CloseClipboard
SetClipboardData
EmptyClipboard
OpenClipboard
ScreenToClient
GetWindowRect
GetDlgItem
GetSystemMetrics
SetDlgItemTextW
GetDlgItemTextW
MessageBoxIndirectW
CharPrevW
CharNextA
wsprintfA
DispatchMessageW
PeekMessageW
ReleaseDC
EnableWindow
InvalidateRect
SendMessageW
DefWindowProcW
BeginPaint
GetClientRect
FillRect
DrawTextW
EndDialog
RegisterClassW
SystemParametersInfoW
CreateWindowExW
GetClassInfoW
DialogBoxParamW
CharNextW
ExitWindowsEx
DestroyWindow
GetDC
SetTimer
SetWindowTextW
LoadImageW
SetForegroundWindow
ShowWindow
IsWindow
SetWindowLongW
FindWindowExW
TrackPopupMenu
AppendMenuW
CreatePopupMenu
EndPaint
CreateDialogParamW
SendMessageTimeoutW
wsprintfW
PostQuitMessage

gdi32

SelectObject
SetBkMode
CreateFontIndirectW
SetTextColor
DeleteObject
GetDeviceCaps
CreateBrushIndirect
SetBkColor

shell32

SHGetSpecialFolderLocation
ShellExecuteExW
SHGetPathFromIDListW
SHBrowseForFolderW
SHGetFileInfoW
SHFileOperationW

advapi32

AdjustTokenPrivileges
RegCreateKeyExW
RegOpenKeyExW
SetFileSecurityW
OpenProcessToken
LookupPrivilegeValueW
RegEnumValueW
RegDeleteKeyW
RegDeleteValueW
RegCloseKey
RegSetValueExW
RegQueryValueExW
RegEnumKeyW

comctl32

ImageList_Create
ImageList_AddMasked
ImageList_Destroy
ord17

ole32

OleUninitialize
OleInitialize
CoTaskMemFree
CoCreateInstance

Sections

.text
Size: 26KB - Virtual size: 25KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1KB - Virtual size: 171KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.ndata
Size: - Virtual size: 120KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 94KB - Virtual size: 94KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

b34f154ec913d2d2c435cbd644e91687

Code Sign

1a:7d:cf:7f:03:70:87:ff:26:00:79:03:b1:b8:f5:4c:ea:f8:b3:e6Certificate

1a:7d:cf:7f:03:70:87:ff:26:00:79:03:b1:b8:f5:4c:ea:f8:b3:e6Certificate

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

72:47:23:c8:f5:92:20:85:2c:23:b0:46:cd:18:ca:b0:20:b8:c2:21:31:7e:23:b6:6c:33:bf:ca:53:5a:c9:41Signer

Signature Validations

Verification

02/03/2023, 11:41 Valid: false

2e:9a:9d:ea:fa:c1:16:cc:87:fb:4a:d2:5f:4a:6a:c9:42:fc:2d:b5Signer

Signature Validations

Verification

27/02/2023, 09:31 Valid: false

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

shell32

advapi32

comctl32

ole32

Sections

.text Size: 26KB - Virtual size: 25KB

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

.data Size: 1KB - Virtual size: 171KB

.ndata Size: - Virtual size: 120KB

.rsrc Size: 94KB - Virtual size: 94KB

1a:7d:cf:7f:03:70:87:ff:26:00:79:03:b1:b8:f5:4c:ea:f8:b3:e6
Certificate

1a:7d:cf:7f:03:70:87:ff:26:00:79:03:b1:b8:f5:4c:ea:f8:b3:e6
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

72:47:23:c8:f5:92:20:85:2c:23:b0:46:cd:18:ca:b0:20:b8:c2:21:31:7e:23:b6:6c:33:bf:ca:53:5a:c9:41
Signer

02/03/2023, 11:41
Valid: false

2e:9a:9d:ea:fa:c1:16:cc:87:fb:4a:d2:5f:4a:6a:c9:42:fc:2d:b5
Signer

27/02/2023, 09:31
Valid: false

.text
Size: 26KB - Virtual size: 25KB

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

.data
Size: 1KB - Virtual size: 171KB

.ndata
Size: - Virtual size: 120KB

.rsrc
Size: 94KB - Virtual size: 94KB