2024-04-09_c28f52dd409c72c83d83e6057cbd3966_cryptolocker | Triage

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General

Target

2024-04-09_c28f52dd409c72c83d83e6057cbd3966_cryptolocker
Size

42KB
MD5

c28f52dd409c72c83d83e6057cbd3966
SHA1

34792d85c5d0984498a775cd82969b7bf36c5bac
SHA256

cfea35976441fbe592de6b77b7c5c873b10151b24945afc9232e26ebe3c955a7
SHA512

a1fe67cfa66023f261f881141b01501ac0d638848e313ac980c327ab8d7e1c0bd476be7f24e477499912f231a9db0488e7f33615a8e574b7291f93a48fb3f049
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PA9D4exl+:b/pYayGig5HjS3NPA9Dfj+

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
2024-04-09_c28f52dd409c72c83d83e6057cbd3966_cryptolocker

Files

2024-04-09_c28f52dd409c72c83d83e6057cbd3966_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