2024-02-28_4b344333adc41858398bc571be285755_cryptolocker | Triage

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General

Target

2024-02-28_4b344333adc41858398bc571be285755_cryptolocker
Size

42KB
MD5

4b344333adc41858398bc571be285755
SHA1

a65653e27574ee1eda3f8857cd4d6b1d307b12a9
SHA256

297072c435474949a1d8d315158a90313dccafda88820103e1105db848faf3a3
SHA512

3e444a97ea5c8054c6ccf225b9f97dc58fc9e72908fc56504288f6b56c8531372a0ac74135294a7b070e59528a26e46db9fb2d8776c0080506473ce2577326f0
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAa4/ht:b/pYayGig5HjS3NPAp

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
2024-02-28_4b344333adc41858398bc571be285755_cryptolocker

Files

2024-02-28_4b344333adc41858398bc571be285755_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