2024-02-14_f4c77aab82d89a94ca10951556028045_cryptolocker | Triage

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General

Target

2024-02-14_f4c77aab82d89a94ca10951556028045_cryptolocker
Size

38KB
MD5

f4c77aab82d89a94ca10951556028045
SHA1

f95954b48141eda6dd27ea4f6e321ff484ccdfa6
SHA256

e6f7417ee87f204addae9117a68ea5f55a6a98a29263b1bdcbcc3b4d495d7aff
SHA512

72786fad2ea0904019383660775f202547514a775fa1cc0263d6e0cd6fbfce32e39d4fe1b55f6552604ed2e3b4f95a67cd6486ef8b55a407b677dc9372cd098c
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYluoT+E:b/pYayGig5HjS3T

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
2024-02-14_f4c77aab82d89a94ca10951556028045_cryptolocker

Files

2024-02-14_f4c77aab82d89a94ca10951556028045_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