2024-04-23_1f346b9791d954d996b8c2c7e9f5091d_cryptolocker | Triage

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General

Target

2024-04-23_1f346b9791d954d996b8c2c7e9f5091d_cryptolocker
Size

41KB
MD5

1f346b9791d954d996b8c2c7e9f5091d
SHA1

4557ef445f078857250c85c0f0f50bf33c1b5490
SHA256

7dbd1bb4a7850ff550a0da16e60112134a136b7c95235c810608e196c4f5c03b
SHA512

3c126bb7e286c47e37ae55a6401a945ed869890bb7a2b1ed8755353faea46f7c725c007d099e29f1a171f4549ce80e1700875a37fb32d51f897d71f6a8eee2e9
SSDEEP

768:bIDOw9UiaCHfjnE0Sf88AvvP1oghYvm9/6DyE9x3pn:bIDOw9a0Dwo3P1ojvUSD79Rpn

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
2024-04-23_1f346b9791d954d996b8c2c7e9f5091d_cryptolocker

Files

2024-04-23_1f346b9791d954d996b8c2c7e9f5091d_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