2024-06-03_6a4339a57b0d6aa4c8101818d46da0fa_cryptolocker | Triage

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General

Target

2024-06-03_6a4339a57b0d6aa4c8101818d46da0fa_cryptolocker
Size

42KB
MD5

6a4339a57b0d6aa4c8101818d46da0fa
SHA1

e4d03c23a6c6dfb34e8cbebadd22b89c3c2d7548
SHA256

00a6d4309a9481090bc57e21efd39467046ee687257bbd5be7c4cb05cbdf0b24
SHA512

5c682e3abe36d9de175cad3ed8d3a380d455fb4ceab90aacd6e4a7cc6228d1da990fe921a5f5e5a4d85ec6230ed49034f43f1a15afd3756b8a471780fc94bb7c
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6AJvDSuYlxujsFwRY:b/yC4GyNM01GuQMNXw2PSjHPbSuYlaJa

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
2024-06-03_6a4339a57b0d6aa4c8101818d46da0fa_cryptolocker

Files

2024-06-03_6a4339a57b0d6aa4c8101818d46da0fa_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