2024-02-21_b35ea038a3ad5b64020ed4f35411dc4d_cryptolocker | Triage

Sharing

Copy URL Twitter E-mail

General

Target

2024-02-21_b35ea038a3ad5b64020ed4f35411dc4d_cryptolocker
Size

34KB
MD5

b35ea038a3ad5b64020ed4f35411dc4d
SHA1

4c6320db37bf829fafa5c1c348c675287865cace
SHA256

5c110c0855500b037f9801e01fe91dab5411e32f7b40459c13d73d5dc1b2d973
SHA512

11413b4276d7f172030c0875fd66ac8c98feab7ea707835ab35105a45238aa1831451ddf1d03d123a0dce6df9b9d29a92d627d30b29fde705a5aa83529f5e998
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6A0X/EIjkwh:b/yC4GyNM01GuQMNXw2PSjH+PPkwh

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
2024-02-21_b35ea038a3ad5b64020ed4f35411dc4d_cryptolocker

Files

2024-02-21_b35ea038a3ad5b64020ed4f35411dc4d_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