2024-05-07_2e93dac7923d8aa2cf01717ec55b198d_cryptolocker | Triage

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General

Target

2024-05-07_2e93dac7923d8aa2cf01717ec55b198d_cryptolocker
Size

42KB
MD5

2e93dac7923d8aa2cf01717ec55b198d
SHA1

36e1ea82465deee91ff26840d79406ebb17eafc3
SHA256

3354ff08eb90ddd1db720476086727e64120ab942c6fab71a152e35e0ba0796e
SHA512

624e1a3caac1aea39f82363ba4b3b8d730f2b23285297db67f7cc4005f1910fc5c972098d03d4f93df1d972d8f1a0a9fe5d39219dde1a58d26d89e42a67a3349
SSDEEP

384:bm74uGLLQRcsdeQ72ngEr4K7YmE8jb0nrlwfjDUB:bm74zYcgT/EkM0ryfjI

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
2024-05-07_2e93dac7923d8aa2cf01717ec55b198d_cryptolocker

Files

2024-05-07_2e93dac7923d8aa2cf01717ec55b198d_cryptolocker
.exe windows:5 windows x86 arch:x86

021d5e7849e90fdf4c65d3045c109483

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

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

kernel32

GetCurrentThreadId
CreateFileA
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
GetFileSize
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcessId
GetCurrentProcess

gdi32

CreateFontIndirectA

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 536B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.htext
Size: 16KB - Virtual size: 16KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE