2024-02-04_37eaf28e8d0f5397914213b88f831bf3_cryptolocker | Triage

Sharing

General

Target

2024-02-04_37eaf28e8d0f5397914213b88f831bf3_cryptolocker
Size

40KB
MD5

37eaf28e8d0f5397914213b88f831bf3
SHA1

0ff1d68884d8dc21b49786a28eee53821ebf2d11
SHA256

bac29e0cc20672b8fe80b3f1282037f93fb0a48fa068bc79c1031ddae6dfb9b1
SHA512

7a9d1ac39487aa48b12e77c4226a76acfa109d20cdc27ddaa6fd9a6cf243de590cfebc4981a96759211b27ca8b7cbbd51d1355784e8bb9156e5f9fd47ea4d69b
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAah:b/pYayGig5HjS3NPAq

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
2024-02-04_37eaf28e8d0f5397914213b88f831bf3_cryptolocker

Files

2024-02-04_37eaf28e8d0f5397914213b88f831bf3_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