2024-06-01_fc3800bf2638a1b8a4c1936aa61ac6fa_cryptolocker | Triage

Sharing

General

Target

2024-06-01_fc3800bf2638a1b8a4c1936aa61ac6fa_cryptolocker
Size

42KB
MD5

fc3800bf2638a1b8a4c1936aa61ac6fa
SHA1

289763aa1974897a8916d2441abea4d0aba35d63
SHA256

c2eb3a7a96111527c67e3630d5f73132b81a38272bb2a820e5eae7d262e89b6b
SHA512

1a8cc887fc82c747f89419df1b2f13e33e3537e4dea3b82cf499d01d24debbbd14db06cab7b4c1af25523abf9f321c22b5e50df80c971434337a3c64d781dc96
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6AJvDSuYlmoHR8uy7G:b/yC4GyNM01GuQMNXw2PSjHPbSuYlZGG

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
2024-06-01_fc3800bf2638a1b8a4c1936aa61ac6fa_cryptolocker

Files

2024-06-01_fc3800bf2638a1b8a4c1936aa61ac6fa_cryptolocker
.exe windows:5 windows x86 arch:x86

ad86a1414a0514f4c041167365378f70

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

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA

gdi32

CreateFontIndirectA

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ