2024-04-19_3bf497028279ab1d988a0737012dd65e_cryptolocker | Triage

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General

Target

2024-04-19_3bf497028279ab1d988a0737012dd65e_cryptolocker
Size

38KB
MD5

3bf497028279ab1d988a0737012dd65e
SHA1

9636aa6e7b356ab327f4c3b2de9605c64b4b2308
SHA256

fc088cba43bc9dc650571ccf3706c3204b4ab61534d5a4d9d07109919b1effc8
SHA512

b01f9f49b933d97cd79faf88a1a42de65cd54b8791030b726b232d1c6c959a9968df2ca11e2bb5adacd8138af1ade001a9aeb35d122a94c19b15e650e23f87ec
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSzn1KkZCb9q8IujdxNnV:b/yC4GyNM01GuQMNXw2PSj1Pqq8BH

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
2024-04-19_3bf497028279ab1d988a0737012dd65e_cryptolocker

Files

2024-04-19_3bf497028279ab1d988a0737012dd65e_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