2024-03-26_b11dbc56b7131222ef1ba5083f3d4d1b_cryptolocker | Triage

Sharing

General

Target

2024-03-26_b11dbc56b7131222ef1ba5083f3d4d1b_cryptolocker
Size

41KB
MD5

b11dbc56b7131222ef1ba5083f3d4d1b
SHA1

3e8e06131c5d3e972aed1df538d25be337575062
SHA256

9bf887422f9caa6d1bafcc728602df7fe5e3a6364612d5ba248720af48bd4291
SHA512

7d28365ec07dfb50b71c23907b324d9efd18ff470e95156d7187ff93609096867e98c50c921a162744d29d6448a5dd2484b7a0d0d92d554ceca9290bc79e6592
SSDEEP

768:bAvJCYOOvbRPDEgXrNekd7l94i3py/yY/O7O:bAvJCF+RQgJeab4sy/ll

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
2024-03-26_b11dbc56b7131222ef1ba5083f3d4d1b_cryptolocker

Files

2024-03-26_b11dbc56b7131222ef1ba5083f3d4d1b_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