2024-02-14_f4f8aff08c6e8f4ffe5acd07d02bb6c8_cryptolocker | Triage

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General

Target

2024-02-14_f4f8aff08c6e8f4ffe5acd07d02bb6c8_cryptolocker
Size

38KB
MD5

f4f8aff08c6e8f4ffe5acd07d02bb6c8
SHA1

f7d844f08c8d75f6a5e80a388d9bd75214cf8fee
SHA256

9042dc452c35183a79bd49cd9ded60d3cc53e7cc5e3a9c60a7582dd083eed849
SHA512

f64f5434d773c89aa0c4b8c43ddf0623b62774fbd3c711edd7fb763c82d23db16b1ddcca70af95e0e61402633c6c4414dacbffb02398dda4f37f7e8dae43e2ea
SSDEEP

384:bAvMaNGh4z7CG3POOvbRSLoF/F0QU5XYFnufc/zzoiM8Nekdvjl9V50i3Nb/mVix:bAvJCYOOvbRPDEgXrNekd7l94i3p/h5

Score

10^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
sample	CryptoLocker_rule2

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-02-14_f4f8aff08c6e8f4ffe5acd07d02bb6c8_cryptolocker

Files

2024-02-14_f4f8aff08c6e8f4ffe5acd07d02bb6c8_cryptolocker
.exe windows:5 windows x86 arch:x86

5a4767bc6f06914cff6e249c178e3b95

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

user32

DispatchMessageA
DrawTextA
EndPaint
BeginPaint
PostQuitMessage
ShowWindow
UpdateWindow
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
LoadCursorA
SetWindowPos
GetWindowRect
GetMessageA
DialogBoxParamA

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcessId
GetCurrentProcess
GetCurrentThreadId
CreateFileA

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 10KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ