2024-03-05_cf038aba05c8ed1f2a78a1202a9d0997_cryptolocker | Triage

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General

Target

2024-03-05_cf038aba05c8ed1f2a78a1202a9d0997_cryptolocker
Size

38KB
MD5

cf038aba05c8ed1f2a78a1202a9d0997
SHA1

e25e2cd1b01e54e0f05cb7c9bf6af36d4d370131
SHA256

b122119b2ce46ad166476556418c60471d17117f2bd8e0231f5fdf91a5eb98a0
SHA512

cf259a0986c43b439f5fe4af275ed44ab31944add36968eb4a11a16567297e6f58a0c5a513bd4cc55faebc035aa11e2ffa21f7fafe3d50da00fc8ac7fe9910eb
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYluogX:b/pYayGig5HjS3wX

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
2024-03-05_cf038aba05c8ed1f2a78a1202a9d0997_cryptolocker

Files

2024-03-05_cf038aba05c8ed1f2a78a1202a9d0997_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