2024-02-12_bf2b5ada0d2138f4d5c15eeb185b6e11_cryptolocker | Triage

Sharing

General

Target

2024-02-12_bf2b5ada0d2138f4d5c15eeb185b6e11_cryptolocker
Size

35KB
MD5

bf2b5ada0d2138f4d5c15eeb185b6e11
SHA1

b63457f80eec3e8fc79d0c28163d7a18d1e1a8aa
SHA256

f97f29ee27ea80414842db170ed6fbb9eed35de82a8950fa193d405c097e53c9
SHA512

e05099db7e67f6495c1dc24ead0dd9d857780081eb69023f62c9eb36e7dccd702b5f29900c530f108166f9b549a7e1c7d6135bbe4b2410f429b05992064b59cc
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSzn1KkZ1aBg6:b/yC4GyNM01GuQMNXw2PSj1PrH6

Score

10^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

Processes:

resource yara_rule

sample CryptoLocker_rule2

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

Processes:

resource
2024-02-12_bf2b5ada0d2138f4d5c15eeb185b6e11_cryptolocker

Files

2024-02-12_bf2b5ada0d2138f4d5c15eeb185b6e11_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