2024-02-12_3861cca4d88245d49def26764d375b9d_cryptolocker | Triage

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General

Target

2024-02-12_3861cca4d88245d49def26764d375b9d_cryptolocker
Size

41KB
MD5

3861cca4d88245d49def26764d375b9d
SHA1

3919613b6397c4077a0e12d1c60bd9079a49f9b4
SHA256

3a5465b7e46d6d08acbf43165a3a8d0ed763afc36bcf48840fce37141338801c
SHA512

e33081f77ffc64f4d52debd56040bb48bfc8e443e411785cc7c71a6348d5461b6a8366f00a54a1f6403d1e0ebebe96268e49e56591a63be02c778b03063de9b8
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAY:b/pYayGig5HjS3NPAY

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
2024-02-12_3861cca4d88245d49def26764d375b9d_cryptolocker

Files

2024-02-12_3861cca4d88245d49def26764d375b9d_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