2024-01-27_8b90c1d5fb38d06f4b0e3524f7be2ffb_cryptolocker | Triage

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General

Target

2024-01-27_8b90c1d5fb38d06f4b0e3524f7be2ffb_cryptolocker
Size

33KB
MD5

8b90c1d5fb38d06f4b0e3524f7be2ffb
SHA1

32d3f2ef6d13089dc901afe73afa218a1a2f1534
SHA256

f6ed84070ef0e4057c8373ab5710885d062e32f985625ffe49ff2124ef225c9b
SHA512

ce7b109e1756b38db80ec3d3ce701b7d54efd87eb4fab9bf3cf0edf5cee2b02438b6f3775813f594d1f0ddcd46e5e7077bf1f9e1e3f42ef3b05de5122ad937bd
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSzn1KkZS:b/yC4GyNM01GuQMNXw2PSj1PI

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
2024-01-27_8b90c1d5fb38d06f4b0e3524f7be2ffb_cryptolocker

Files

2024-01-27_8b90c1d5fb38d06f4b0e3524f7be2ffb_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