2024-04-25_c034c4d7ff9ccd5e82c8ca61f94c28f2_cryptolocker | Triage

Sharing

Copy URL Twitter E-mail

General

Target

2024-04-25_c034c4d7ff9ccd5e82c8ca61f94c28f2_cryptolocker
Size

42KB
MD5

c034c4d7ff9ccd5e82c8ca61f94c28f2
SHA1

878f6fefea6cb98f29752b27a5fb2422a25faa9f
SHA256

8091d4877fa5adb55a8a41fbb9c1600079ae6eeee0f9279e17974d270be88bcc
SHA512

1e1f4483b2b81bc55c05c3cc1832a8a24917d55fd553101a3ef087b1a156211e4afc70a57284c0c8fc35edc9d22d9ea2f7b10f315b589610d4cad079be24d494
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PA9DU0:b/pYayGig5HjS3NPA9Dn

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_c034c4d7ff9ccd5e82c8ca61f94c28f2_cryptolocker

Files

2024-04-25_c034c4d7ff9ccd5e82c8ca61f94c28f2_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