2024-04-18_7b31ccb719eb3cdc9b19ea367c93cb0f_cryptolocker | Triage

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General

Target

2024-04-18_7b31ccb719eb3cdc9b19ea367c93cb0f_cryptolocker
Size

41KB
MD5

7b31ccb719eb3cdc9b19ea367c93cb0f
SHA1

d95c8f0311832bbb689c5728a34b04bb3f57ba15
SHA256

a1ab76553990ddae17daaee516a7ab05ba0a736ad3fb2a13b3b5e2b23dac781e
SHA512

e3e7144a9aedbb350375e00889353cd63118007c693d150441af55c41970f5e97526673b22d1a8b84a84ff7c7ec6b1dad7eb3fd88e5feda9cbdfd5dadcf21c2b
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6AJvDSuYlmoHR8uyt:b/yC4GyNM01GuQMNXw2PSjHPbSuYlZ2

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
2024-04-18_7b31ccb719eb3cdc9b19ea367c93cb0f_cryptolocker

Files

2024-04-18_7b31ccb719eb3cdc9b19ea367c93cb0f_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