2024-02-23_287bcb5106779043c9f933d27b0b283a_cryptolocker | Triage

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General

Target

2024-02-23_287bcb5106779043c9f933d27b0b283a_cryptolocker
Size

36KB
MD5

287bcb5106779043c9f933d27b0b283a
SHA1

0cad27d38db1a347f02f3bd9413c696942da31f6
SHA256

f10acbbcdd76da98a93bbe4b1d7c80a9a7911d25a7826e96568051a0e552a4df
SHA512

e1f715769a38bf4cdbb1c83ed40f597bcd102c15dd795c88a3fb0e543bdf51fa7a6de5ae9edbc7634d81ebc319b194a0bd3b861c849145a553b98559439a28f2
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3Hz:bA6YcA/X6G0W143T

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
2024-02-23_287bcb5106779043c9f933d27b0b283a_cryptolocker

Files

2024-02-23_287bcb5106779043c9f933d27b0b283a_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