2024-05-17_7f028eaf61b90fa0fd23c0f5a7459f30_cryptolocker | Triage

Sharing

General

Target

2024-05-17_7f028eaf61b90fa0fd23c0f5a7459f30_cryptolocker
Size

37KB
MD5

7f028eaf61b90fa0fd23c0f5a7459f30
SHA1

b63a13a8ff9f967d6adbbc278a73a7ca6394b34e
SHA256

8ca79af7a5e61a7a72cd473ce3d77476214bf100b340b58cb0145a4191217e1e
SHA512

aae32340c630f764a7df2e76f14eecce9f48d09850e68d978da7b0d816a7842abc589d6959dd655adcd4655cb96e3e5523c8c7aa2a8f66c9bfe0d36bceb8b7cd
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6A0X/EIjxua6sY:b/yC4GyNM01GuQMNXw2PSjH+PPxAsY

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
2024-05-17_7f028eaf61b90fa0fd23c0f5a7459f30_cryptolocker

Files

2024-05-17_7f028eaf61b90fa0fd23c0f5a7459f30_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