2024-04-16_a3c7cd089a7b0b21f629ef15c45bd4aa_cryptolocker | Triage

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General

Target

2024-04-16_a3c7cd089a7b0b21f629ef15c45bd4aa_cryptolocker
Size

40KB
MD5

a3c7cd089a7b0b21f629ef15c45bd4aa
SHA1

0668425a5a9ae8fafd1deb2c9e1b491d83d37e2f
SHA256

7f258430761718ba827071975571914ee80108086a564dfbf9ef89f2fbca5fb9
SHA512

fd87e8a06011e25501eade0fa460040ab90d3c609eb13324ef3ba8053673da83c97af19284e0bd02aff8f16ec730f242018432a22a03c42df30018dea5002dd9
SSDEEP

768:bIDOw9UiaCHfjnE0Sf88AvvP1oghYvm9/6DyE9x3f:bIDOw9a0Dwo3P1ojvUSD79Rf

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
2024-04-16_a3c7cd089a7b0b21f629ef15c45bd4aa_cryptolocker

Files

2024-04-16_a3c7cd089a7b0b21f629ef15c45bd4aa_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