2024-01-26_241ba2c57e04e8ea0fe5cfd86a9ec5ed_cryptolocker | Triage

Sharing

General

Target

2024-01-26_241ba2c57e04e8ea0fe5cfd86a9ec5ed_cryptolocker
Size

40KB
MD5

241ba2c57e04e8ea0fe5cfd86a9ec5ed
SHA1

6209bd345f0371dd9c84ee0ead1bea1fab76487b
SHA256

f2f883c52f7993a9787c566f6ac3600b32da05e44ea0b908ab505170766d74b1
SHA512

39fe369256c5dc7a92c14f7e2646df54670d813fdd16ee73f7cc9fd0c4fd6c0be2b38552eba3383bfc79387286cb7b0189965c11b91ff8b909cd6100153ca842
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAI:b/pYayGig5HjS3NPAI

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
2024-01-26_241ba2c57e04e8ea0fe5cfd86a9ec5ed_cryptolocker

Files

2024-01-26_241ba2c57e04e8ea0fe5cfd86a9ec5ed_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