2024-02-04_8e2e9b665d13f5a441cefdc3dd9d4ed5_cryptolocker | Triage

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General

Target

2024-02-04_8e2e9b665d13f5a441cefdc3dd9d4ed5_cryptolocker
Size

38KB
MD5

8e2e9b665d13f5a441cefdc3dd9d4ed5
SHA1

421008cb79240a3e48c5adfb1c68edb65b6c84ce
SHA256

f61a6a66070345f587969e42515da052a4e5118c010a8bdfddc7b4613653b846
SHA512

25e9aef1e515b70108202dfe9734c05b5c11545d823ac445c60821407eef558cda77d4fe768c8cfe71daaed0c65b71d98da9ec7f29676bffe34ac08a745eb5f6
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6AJvDSuYlxujsFF:b/yC4GyNM01GuQMNXw2PSjHPbSuYlas

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
2024-02-04_8e2e9b665d13f5a441cefdc3dd9d4ed5_cryptolocker

Files

2024-02-04_8e2e9b665d13f5a441cefdc3dd9d4ed5_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