2024-04-20_655a38dd68f8357b868fcf5bb0dfafa1_cryptolocker | Triage

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General

Target

2024-04-20_655a38dd68f8357b868fcf5bb0dfafa1_cryptolocker
Size

30KB
MD5

655a38dd68f8357b868fcf5bb0dfafa1
SHA1

6844b238e8f8c1b56f881394aeb8bdcfbc5798dd
SHA256

d9f01fd32cbb995d20ca9592e5f529e29ef88c3b1d927eef6d76e4a1b09b58a2
SHA512

2f17ee8878219769a7d77cb610fa9dd660e0ec4a383b67b9b3eb23082511dcdeea0172cfc17e27cb5415f6e942d9f1351eacdd4d59285d37969cdafac5446dd6
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zznum+U/Y:b/yC4GyNM01GuQMNXum+x

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
2024-04-20_655a38dd68f8357b868fcf5bb0dfafa1_cryptolocker

Files

2024-04-20_655a38dd68f8357b868fcf5bb0dfafa1_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