2024-02-22_0cfb37f81d815b4805c7a9b6f7f0db77_cryptolocker | Triage

Sharing

Copy URL Twitter E-mail

General

Target

2024-02-22_0cfb37f81d815b4805c7a9b6f7f0db77_cryptolocker
Size

34KB
MD5

0cfb37f81d815b4805c7a9b6f7f0db77
SHA1

c480bb4743fc856c8d0ee3a09da52af989eca254
SHA256

3d5e23b87220edc5b6caf4470a05f76af6a4b6f814f708d67544e5a8c3cab603
SHA512

cfa69ab41effe2d338195c16cc9e39f2f056d4551a859db0119415f3b63e184f58ab92d787e3c62d1b06c8242fe35b4675748856f53cbfc3ab937a64c8062602
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6A0X/EIjNcU:b/yC4GyNM01GuQMNXw2PSjH+PPNcU

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
2024-02-22_0cfb37f81d815b4805c7a9b6f7f0db77_cryptolocker

Files

2024-02-22_0cfb37f81d815b4805c7a9b6f7f0db77_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