2024-02-28_99b58e0f0558c8b0031081ad759e28ff_cryptolocker | Triage

Sharing

General

Target

2024-02-28_99b58e0f0558c8b0031081ad759e28ff_cryptolocker
Size

40KB
MD5

99b58e0f0558c8b0031081ad759e28ff
SHA1

9238e19ca2ff07b0e2052e011e9c269fb541de23
SHA256

50e1e9bbc5bd7c82609715bbfc7265649eb4a7089ce97b4dbfed42fd38a42903
SHA512

a38f25e42121a8f0bfb7d5ad610a8e92b298bd1d7c1197d751cff959a55c2f01d5a189e6de36da27a07fc9ffa2db52b19c50198e48f6bb08cbdf81366e9305ed
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlE2PcS:b/pYayGig5HjS3+2kS

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
2024-02-28_99b58e0f0558c8b0031081ad759e28ff_cryptolocker

Files

2024-02-28_99b58e0f0558c8b0031081ad759e28ff_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