2024-02-29_a987a8c0aa53512e59c875fcc025be59_cryptolocker | Triage

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General

Target

2024-02-29_a987a8c0aa53512e59c875fcc025be59_cryptolocker
Size

46KB
MD5

a987a8c0aa53512e59c875fcc025be59
SHA1

4d4121602df7ec9d6b375814e88e9bba816ed3ba
SHA256

823d06f3bcdfbef0230aad20515f73b225fe5b3a95f589d97dcaeff744f103ec
SHA512

09c3e2c4f8d5ea84a773c160542764db908cba6a03e5a716a491c3b6405c3c88ab4b387765116172716ea299f522935db17fe61e1eeceba43a58dc27b3cdfe69
SSDEEP

768:bIDOw9UiaCHfjnE0Sf88AvvP1oghYvm9/6D8jnPx9UnuCmGsl:bIDOw9a0Dwo3P1ojvUSD4PInrm1

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
2024-02-29_a987a8c0aa53512e59c875fcc025be59_cryptolocker

Files

2024-02-29_a987a8c0aa53512e59c875fcc025be59_cryptolocker
.exe windows:5 windows x86 arch:x86

0bcae7989ef60f5550a7f5735f53a2aa

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA

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: 512B - Virtual size: 506B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ