2024-04-22_f411377c5ed8435592c2711447355e73_cryptolocker | Triage

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General

Target

2024-04-22_f411377c5ed8435592c2711447355e73_cryptolocker
Size

42KB
MD5

f411377c5ed8435592c2711447355e73
SHA1

b2f669a837d96d299386385109ba2458f5f911a3
SHA256

891e02c0d6471ee392cd343c8f0239ea07ea432d73bd80b9f666cacfc0fb6de3
SHA512

2c9705812b63696968684746ef9a4ed0730fa1326e6ad0167717cfd14e04068f8c3c78217d844507104f3d91f210908b715471e994e7b2c74e1c969eeb56e5a1
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAE:b/pYayGig5HjS3NPAE

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
2024-04-22_f411377c5ed8435592c2711447355e73_cryptolocker

Files

2024-04-22_f411377c5ed8435592c2711447355e73_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