2024-02-29_f4b13f3d5ab9971b25cc1ef406c131a0_cryptolocker | Triage

Sharing

Copy URL Twitter E-mail

General

Target

2024-02-29_f4b13f3d5ab9971b25cc1ef406c131a0_cryptolocker
Size

34KB
MD5

f4b13f3d5ab9971b25cc1ef406c131a0
SHA1

699df26b8d30eb95b7871bbc092bee78d00b1ed8
SHA256

0226c7345ca53c2a86de8c96bd4f71f43fd314af79e0e8c4839f1571ce1a8e89
SHA512

2ef00d5fa562ebf5daac5fac360c3c2fd4ffe1e2a8c942dfce3a8c68f97fb5120771216ee2de4528a69a57977fca6d8d1586bfe07c1196837e0cd91ba2921b64
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6A0X/EIjNc5:b/yC4GyNM01GuQMNXw2PSjH+PPNc5

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
2024-02-29_f4b13f3d5ab9971b25cc1ef406c131a0_cryptolocker

Files

2024-02-29_f4b13f3d5ab9971b25cc1ef406c131a0_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