2024-04-26_4f7c38118a6027d109eb6690a3df0d79_cryptolocker | Triage

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General

Target

2024-04-26_4f7c38118a6027d109eb6690a3df0d79_cryptolocker
Size

41KB
MD5

4f7c38118a6027d109eb6690a3df0d79
SHA1

a196402c3211f0e1e08c4cbf77ae423c0ecb6c39
SHA256

bd85e5441dae7a3c639f144d7af6e1b79837705c6cb7af881d3feb171580bc0e
SHA512

f3c2178cc5089ca68c5324e096a693625dee5beb09fdb15c15170d3f6f442267674025a9a375f86cbfba8f56c7c1698dc91d290e55f56a31dc6a10734c9a43d4
SSDEEP

768:bIDOw9UiaCHfjnE0Sf88AvvP1oghYvm9/6DyE9xgywM:bIDOw9a0Dwo3P1ojvUSD79yywM

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
2024-04-26_4f7c38118a6027d109eb6690a3df0d79_cryptolocker

Files

2024-04-26_4f7c38118a6027d109eb6690a3df0d79_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