2024-03-26_76be3f705caa473759116913cecc3e83_cryptolocker | Triage

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General

Target

2024-03-26_76be3f705caa473759116913cecc3e83_cryptolocker
Size

29KB
MD5

76be3f705caa473759116913cecc3e83
SHA1

0c9023b32be091b66d41cbc6f5ff213aa648fe8e
SHA256

74039dbd41c0d616a3201783977e8c58d20a0d72db455998d8df399bc496d4b1
SHA512

7a1687badc417a2097ca887771691536f6d7a1d88d3b4610c98414b5a603a7ebe3f09ed27e0e0db401adcbe61155fdc62ddfdd13e6fe43114c0544a67b97283f
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zznum+Uh:b/yC4GyNM01GuQMNXum+Y

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
2024-03-26_76be3f705caa473759116913cecc3e83_cryptolocker

Files

2024-03-26_76be3f705caa473759116913cecc3e83_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