2024-01-25_7931c7a2457da7124da40c942d2aaf9f_cryptolocker | Triage

Sharing

General

Target

2024-01-25_7931c7a2457da7124da40c942d2aaf9f_cryptolocker
Size

38KB
MD5

7931c7a2457da7124da40c942d2aaf9f
SHA1

3b80cd57196649cd46ae44aa6cddd7ddc1b5c739
SHA256

946b33e09f78d4e498539f7f3a21bcec0956f4ff5731451ddbacb7ff527252f5
SHA512

aed9d26bde6ffd5d4fce70e11e821dfe9c4a758d818a4d75587610e5877b796a2d8d36d2548f97b3a9382a9d462812759fda2ada25f04f7dc414d7ca4c2db003
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6AJvDSuYlxur:b/yC4GyNM01GuQMNXw2PSjHPbSuYlC

Score

10^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

Processes:

resource	yara_rule
sample	CryptoLocker_rule2

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

Processes:

resource
2024-01-25_7931c7a2457da7124da40c942d2aaf9f_cryptolocker

Files

2024-01-25_7931c7a2457da7124da40c942d2aaf9f_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