2024-04-27_057640d0ffcdabf86521a1ff5472618e_cryptolocker | Triage

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General

Target

2024-04-27_057640d0ffcdabf86521a1ff5472618e_cryptolocker
Size

39KB
MD5

057640d0ffcdabf86521a1ff5472618e
SHA1

c81d38ee441daf3e6f61516597c53160cf094820
SHA256

e5896eecf32442d55858f0dd3a213a91b737186455dfe66bdec82ce34027ebbb
SHA512

e4c9bc3d4e478cf17b74993564d14ddf886553149d2a4f18c54e34f6a14868aaca117c7a01d2c77ee3590b02dfb2ccbcc47ffdf176ff3c4da76bd99495f8d6aa
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmxT4HmS:bA6YcA/X6G0W1BGS

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
2024-04-27_057640d0ffcdabf86521a1ff5472618e_cryptolocker

Files

2024-04-27_057640d0ffcdabf86521a1ff5472618e_cryptolocker
.exe windows:5 windows x86 arch:x86

021d5e7849e90fdf4c65d3045c109483

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

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

kernel32

GetCurrentThreadId
CreateFileA
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
GetFileSize
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcessId
GetCurrentProcess

gdi32

CreateFontIndirectA

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 536B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ