2024-03-11_c40bcf4bb17c13adcfcbd6a56ab486e1_cryptolocker | Triage

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General

Target

2024-03-11_c40bcf4bb17c13adcfcbd6a56ab486e1_cryptolocker
Size

31KB
MD5

c40bcf4bb17c13adcfcbd6a56ab486e1
SHA1

843a6f91f83ff92f1018227e6a87b7c02990cc03
SHA256

584f2da1c1119ebab2c6ec68cb0944c4c6664ab0b28951a1bdb30748ea215110
SHA512

10475181552b652d8475179fed67b2ef7550db080763436e1f2d05258a9694c5c7a3d282cd6ca6f61a5cd8d3d7146225eeb42a8ec5b8eff18a58b02e780d86ff
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSzndBGZddT:b/yC4GyNM01GuQMNXw2PSjyZb

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
2024-03-11_c40bcf4bb17c13adcfcbd6a56ab486e1_cryptolocker

Files

2024-03-11_c40bcf4bb17c13adcfcbd6a56ab486e1_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