2024-04-23_b23c838300263df3ceae70f2949812fa_cryptolocker | Triage

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General

Target

2024-04-23_b23c838300263df3ceae70f2949812fa_cryptolocker
Size

42KB
MD5

b23c838300263df3ceae70f2949812fa
SHA1

0dbe8766ba782b76838a580095c809c973828e7a
SHA256

58b403f2aa2df7c87138d3d88ae190e63a9c09e8487b7bb6e29229a577c69e59
SHA512

ed8d0811cedb78b06a34f089dc9dd65dbd80089c2c3c493c8ce6bbdf3be63f941258c4f75625649beb8dfbfcad5bdee0af848c269605f83e008d323ead3ab61c
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAu:b/pYayGig5HjS3NPAu

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
2024-04-23_b23c838300263df3ceae70f2949812fa_cryptolocker

Files

2024-04-23_b23c838300263df3ceae70f2949812fa_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