2024-05-09_55b5fbecb7577005cffb9c1b75d6b2d0_cryptolocker | Triage

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General

Target

2024-05-09_55b5fbecb7577005cffb9c1b75d6b2d0_cryptolocker
Size

41KB
MD5

55b5fbecb7577005cffb9c1b75d6b2d0
SHA1

87487970f324e6a4cf32b4bcb56aa56f68fb5734
SHA256

d120fcfd441766d66097928703cc878cb599c95b76e0c5d88919c12d52380cc6
SHA512

d796656fa37269fff0305fdf2d41bee15e835cc9e561f6fd66e751d39a5b8bf63b0b543f98471b2efa4ce67ddebac1448069563693da2d84a38fd5939f34af98
SSDEEP

768:bIDOw9UiaCHfjnE0Sf88AvvP1oghYvm9/6DyE9x31:bIDOw9a0Dwo3P1ojvUSD79R1

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
2024-05-09_55b5fbecb7577005cffb9c1b75d6b2d0_cryptolocker

Files

2024-05-09_55b5fbecb7577005cffb9c1b75d6b2d0_cryptolocker
.exe windows:5 windows x86 arch:x86

0bcae7989ef60f5550a7f5735f53a2aa

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA

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: 512B - Virtual size: 506B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ