2024-02-02_a3d9450e9b3da4b2405b9abc60e40e51_cryptolocker | Triage

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General

Target

2024-02-02_a3d9450e9b3da4b2405b9abc60e40e51_cryptolocker
Size

59KB
MD5

a3d9450e9b3da4b2405b9abc60e40e51
SHA1

c0597bb6b396a92143af6e702e002fd70c7d73d1
SHA256

636e13871cb60c1932b4b45892db1b62fbfa07f3da6f2a6b6b9795068e0b19e7
SHA512

2fc9c582e3a39e22d2794b4ff75ea590fbb82cc5cc4162d7f60239916a5f476fbcb231b52c4a952668f48fcd969265c59cce519243857f2a969e26c3125c7719
SSDEEP

1536:btB9g/xtCSKfxLIc//Xr+/AO/kIZ3ft2nVuTKB6nggOlHdUHOJ:btng54SMLr+/AO/kIhfoKMHdr

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
2024-02-02_a3d9450e9b3da4b2405b9abc60e40e51_cryptolocker

Files

2024-02-02_a3d9450e9b3da4b2405b9abc60e40e51_cryptolocker
.exe windows:5 windows x86 arch:x86

a2bfa209044e11b72a41f731968fdff2

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

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcessId
GetCurrentProcess
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