2024-03-28_4bc1eeac3746fa9cd20ce1ed5e10f04a_cryptolocker | Triage

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General

Target

2024-03-28_4bc1eeac3746fa9cd20ce1ed5e10f04a_cryptolocker
Size

42KB
MD5

4bc1eeac3746fa9cd20ce1ed5e10f04a
SHA1

bbaed61f7bb1c29b85deb32e58e8336347e7e373
SHA256

986c1f98794ac5cedd7cd6f40928dd000e166efc54153143091306d35de996e9
SHA512

1f92dc8fcd66696155e03ab81306771b9087e819762d64d4ab6a3898334f58d790c86f80af3890bbeeb5e44b109ae6a67e1600d2af48f70786214e14dcf56e03
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PA4DwOoJT:b/pYayGig5HjS3NPAuwfd

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
2024-03-28_4bc1eeac3746fa9cd20ce1ed5e10f04a_cryptolocker

Files

2024-03-28_4bc1eeac3746fa9cd20ce1ed5e10f04a_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