2024-01-28_71dfc4340660403e5feda03ba6dfce07_cryptolocker | Triage

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General

Target

2024-01-28_71dfc4340660403e5feda03ba6dfce07_cryptolocker
Size

44KB
MD5

71dfc4340660403e5feda03ba6dfce07
SHA1

5860f5f1ba053ee5f84bedd35dd6524806c95e90
SHA256

440db5f77b9deaa40bed0f1849526a37798b5180b5aee6b9585ec3933b46d05b
SHA512

9937b47a248b4ff8d489bff9129f90dc484a5c2154accaa1f613719bc8848e67abbc59c56d239e904c6dd6f7c4118fac4191c986d461f1e8e69bd043ea14ea9b
SSDEEP

768:btB9g/WItCSsAGjX7r3BPOMHoc/QQJP5q4U:btB9g/xtCSKfxLIc/C4U

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_71dfc4340660403e5feda03ba6dfce07_cryptolocker

Files

2024-01-28_71dfc4340660403e5feda03ba6dfce07_cryptolocker
.exe windows:5 windows x86 arch:x86

a2bfa209044e11b72a41f731968fdff2

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

BeginPaint
DispatchMessageA
DrawTextA
EndPaint
TranslateMessage
PostQuitMessage
ShowWindow
UpdateWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
LoadCursorA
SetWindowPos
GetWindowRect
GetMessageA
DialogBoxParamA

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcessId
GetCurrentProcess
CreateFileA

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 10KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ