2024-04-25_1c937899ad330953b2cb935d59917f13_cryptolocker | Triage

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General

Target

2024-04-25_1c937899ad330953b2cb935d59917f13_cryptolocker
Size

41KB
MD5

1c937899ad330953b2cb935d59917f13
SHA1

c4d9285a32a47ae5fd065c6d1f6b26c1009ae392
SHA256

a8291203cccab0b5138387fbd0d18eec8e4c4f0edbd4265c70973b8fb12a2b66
SHA512

22e35eae7e4808921affd8b6a99f47fc50d71f6efc4b447f1b8f658f95a3d2a11070b8204dbb5baab335d1e1dc74a01df6244271345128bd8b766ecfc821d4ea
SSDEEP

768:bIDOw9UiaCHfjnE0Sf88AvvP1oghYvm9/6DyE9x3w:bIDOw9a0Dwo3P1ojvUSD79Rw

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
2024-04-25_1c937899ad330953b2cb935d59917f13_cryptolocker

Files

2024-04-25_1c937899ad330953b2cb935d59917f13_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