2024-01-25_b490956bb2e77075d2bae7f9640f088e_cryptolocker | Triage

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General

Target

2024-01-25_b490956bb2e77075d2bae7f9640f088e_cryptolocker
Size

31KB
MD5

b490956bb2e77075d2bae7f9640f088e
SHA1

3c67d4353fe6caeb699b66713d193e43803fe8dd
SHA256

5da988102b843cd9772fb8f7a5d150d8de32c466d54f2a4d16947d133360d1bb
SHA512

86568ca3af5ef5785d6fd17b8c8f7ade2bb78135cf6097c7488fce938b16a549b0620630df8df4b0cbf481ebcf0e42a723c14f613b556848f2b040d2d024ef36
SSDEEP

384:bAvMaNGh4z7CG3POOvbRSLoF/F0QU5XYFnufc/zzo6cuM9S:bAvJCYOOvbRPDEgXRcuM9S

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
2024-01-25_b490956bb2e77075d2bae7f9640f088e_cryptolocker

Files

2024-01-25_b490956bb2e77075d2bae7f9640f088e_cryptolocker
.exe windows:5 windows x86 arch:x86

5a4767bc6f06914cff6e249c178e3b95

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

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcessId
GetCurrentProcess
GetCurrentThreadId
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