2024-03-28_f81fb6be8d72a50b24db011e1c79972d_cryptolocker | Triage

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General

Target

2024-03-28_f81fb6be8d72a50b24db011e1c79972d_cryptolocker
Size

37KB
MD5

f81fb6be8d72a50b24db011e1c79972d
SHA1

ab9a30806e5ac10ba286ef1e21ae2c48232f5af6
SHA256

543003f1772cff70287712705ef5caf25835e758f0390ca0187ddd3abb900fed
SHA512

3315232dc511ed3768f6ebacbc35816decd8e2eee02e287e316286987900fcd99857fb2a4c710f03e96ceec4a8415ea37612d5c6c1dea1c1f38e45af81a85c27
SSDEEP

384:btBYQg/WIEhUCSNyepEjYnDOAlzVol6U/zzo+tkq4XDIwNiJXxXunKzH15U/e:btB9g/WItCSsAGjX7e9N0hunKLY2

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
2024-03-28_f81fb6be8d72a50b24db011e1c79972d_cryptolocker

Files

2024-03-28_f81fb6be8d72a50b24db011e1c79972d_cryptolocker
.exe windows:5 windows x86 arch:x86

a2bfa209044e11b72a41f731968fdff2

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

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcessId
GetCurrentProcess
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