2024-01-18_b9c26a1e3ab7dfabacf48a92893df2f6_cryptolocker | Triage

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General

Target

2024-01-18_b9c26a1e3ab7dfabacf48a92893df2f6_cryptolocker
Size

37KB
MD5

b9c26a1e3ab7dfabacf48a92893df2f6
SHA1

bf1bae529d7fbddc646cbb26ba9a8c67a7a8f77f
SHA256

6c290efd472df60897b437f9e656af6602a0212ecdf0e1ddf67dce070f242d81
SHA512

e09d412e392ee60f09e2221c796c16bfa7b942490ce3538cb55e403d2cf62c99f8958ff02217e243e6ec62c8252059b17995a5e8410fcb345d30a033f2396766
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6AJvDSuYlxuTI:b/yC4GyNM01GuQMNXw2PSjHPbSuYlEI

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
2024-01-18_b9c26a1e3ab7dfabacf48a92893df2f6_cryptolocker

Files

2024-01-18_b9c26a1e3ab7dfabacf48a92893df2f6_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