2024-01-27_3ceb3f1d937439dd5c3e0e8cedaf1e95_cryptolocker | Triage

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General

Target

2024-01-27_3ceb3f1d937439dd5c3e0e8cedaf1e95_cryptolocker
Size

32KB
MD5

3ceb3f1d937439dd5c3e0e8cedaf1e95
SHA1

292cc5d6e151182037e9680a69fe0f9ea62bb2ee
SHA256

bc0800c5608c0aacc38e91581bfbd394c155978a62d3f37d7c784e60fed9acf7
SHA512

e94e35a331865998027d3b0cd8d51e4bd8aed05240ec706c7e7320b4376bf95fe9501a0cb7fbdbeaada89c15dfbe0fb91ff01a0ae20afc9ae563fdab87df54f5
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzu02lOU6m0:b/yC4GyNM01GuQMNXw2PSjHC02lbC

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
2024-01-27_3ceb3f1d937439dd5c3e0e8cedaf1e95_cryptolocker

Files

2024-01-27_3ceb3f1d937439dd5c3e0e8cedaf1e95_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