2024-05-31_21d2b93c223148e7850bb6ad30ffa7fb_cryptolocker | Triage

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General

Target

2024-05-31_21d2b93c223148e7850bb6ad30ffa7fb_cryptolocker
Size

32KB
MD5

21d2b93c223148e7850bb6ad30ffa7fb
SHA1

fbec100278a6e85de49011a2b794ed87e8fd7ae1
SHA256

3fd6e02cf6eb48d72c1d7dfd90b41678e93d123bbb3521ae027c6d41b2d12e8b
SHA512

aa2fb6ac7a68ee924ab467a7500d8fbd41bbc2fdb8d164a40fbc572552074782c62165d02805ea3704adfa2d9bad864b34795f82f3a8baf8cac5ea14dde01ed0
SSDEEP

384:bAvMaNGh4z7CG3POOvbRSLoF/F0QU5XYFnufc/zzo6cJ3v7C:bAvJCYOOvbRPDEgXRcJ+

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
2024-05-31_21d2b93c223148e7850bb6ad30ffa7fb_cryptolocker

Files

2024-05-31_21d2b93c223148e7850bb6ad30ffa7fb_cryptolocker
.exe windows:5 windows x86 arch:x86

5a4767bc6f06914cff6e249c178e3b95

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

DispatchMessageA
DrawTextA
EndPaint
BeginPaint
PostQuitMessage
ShowWindow
UpdateWindow
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
LoadCursorA
SetWindowPos
GetWindowRect
GetMessageA
DialogBoxParamA

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcessId
GetCurrentProcess
GetCurrentThreadId
CreateFileA

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 10KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ