2024-02-18_b98d5f76ab25e2ee1d9fd5ae7845d9c9_cryptolocker | Triage

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General

Target

2024-02-18_b98d5f76ab25e2ee1d9fd5ae7845d9c9_cryptolocker
Size

39KB
MD5

b98d5f76ab25e2ee1d9fd5ae7845d9c9
SHA1

487d12a954af5dfb12e57f33eb5285541601dbe3
SHA256

5e28e292fd8f00a937e11746c0f21775f1740ecee32d0a5c5ca6df199ea30ab6
SHA512

ea1dc5af2e19feaa988a927d9ff58a690e1701f0c8953e4e26c580dbc2fadce0b2ea15381dae45f456cd319a3b33e3a2bded4c52fb7fd24434ce425b56b912e2
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlaVpb:b/pYayGig5HjS3SF

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
2024-02-18_b98d5f76ab25e2ee1d9fd5ae7845d9c9_cryptolocker

Files

2024-02-18_b98d5f76ab25e2ee1d9fd5ae7845d9c9_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