2024-02-18_21b74518cfc41a856d90bdb9cfd3a40f_cryptolocker | Triage

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General

Target

2024-02-18_21b74518cfc41a856d90bdb9cfd3a40f_cryptolocker
Size

40KB
MD5

21b74518cfc41a856d90bdb9cfd3a40f
SHA1

ec02a4da64a8ec1e5036730ed4ad47b616684158
SHA256

b6d24c3edc331d0f523abdbb723661348b70ee8623bf57db38b91a1e1f5671a7
SHA512

be715a9b2ad7bf1fcc927b9146c5d2c9b9bbf1c21a7d18a82d767a8166042ac97c4912e3347dc89ad5eb4fa6857efa89508be4106638a665447306f9487ae41d
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAjt:b/pYayGig5HjS3NPAp

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
2024-02-18_21b74518cfc41a856d90bdb9cfd3a40f_cryptolocker

Files

2024-02-18_21b74518cfc41a856d90bdb9cfd3a40f_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