2024-01-28_ca4937c27153ff146d4a5e56834a641d_cryptolocker | Triage

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General

Target

2024-01-28_ca4937c27153ff146d4a5e56834a641d_cryptolocker
Size

39KB
MD5

ca4937c27153ff146d4a5e56834a641d
SHA1

f8a7f806a1101fbf5db1fd0c61285eb806231f78
SHA256

e140e068320eb88d97d86720aceb6664872c88f7dea78284e5a5b9651be856a3
SHA512

7ca6673afc4bfbe24da457b286f654d17d2b068936c4d74c45d52578f5e5a2d4334552ade4df692c0a5e269ecc392a58bb59cc10597a63b117999d5476d78b48
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PA5:b/pYayGig5HjS3NPA5

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
2024-01-28_ca4937c27153ff146d4a5e56834a641d_cryptolocker

Files

2024-01-28_ca4937c27153ff146d4a5e56834a641d_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