2024-04-05_bcb3b0356aff3d6580c0da4a1d770fff_cryptolocker | Triage

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General

Target

2024-04-05_bcb3b0356aff3d6580c0da4a1d770fff_cryptolocker
Size

37KB
MD5

bcb3b0356aff3d6580c0da4a1d770fff
SHA1

029adc16dbdddd70ab4aee10a29ba9d358d80ca4
SHA256

7c585400bc8f67108bd70b6688c1a1446f565160df3a00a1163b7ab5c9726580
SHA512

0c84460848a24c82ceaf7ab11a1a86dbc7f5bc4266b6cf5d40c714b19562d37589135052dc31ffa468006a8b566c5a5f978eaf7a274506c7b7f31c8705f7983e
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSzn1KkZCb9q8INBjPP8u9:b/yC4GyNM01GuQMNXw2PSj1Pqq8oBj/

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
2024-04-05_bcb3b0356aff3d6580c0da4a1d770fff_cryptolocker

Files

2024-04-05_bcb3b0356aff3d6580c0da4a1d770fff_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