2024-05-01_b3d2f36a084ba2281b633d9dd6d53f55_cryptolocker | Triage

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General

Target

2024-05-01_b3d2f36a084ba2281b633d9dd6d53f55_cryptolocker
Size

42KB
MD5

b3d2f36a084ba2281b633d9dd6d53f55
SHA1

0c1b90b4b4268d1cc55da54f39ffdad85ffdbd00
SHA256

a96fc234cea29ad55f886d381c8799dbb3c0974c1c40791fb13e96c1ce1b67ae
SHA512

647dde90df7c3d0b2ffafc0e813ee2ac0640c5d206f77bebd00698d7bc4957f6c158650bf290699bb90361e1e86b927b74842e70fb84cc08f2291e83b26b1667
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAA:b/pYayGig5HjS3NPAA

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
2024-05-01_b3d2f36a084ba2281b633d9dd6d53f55_cryptolocker

Files

2024-05-01_b3d2f36a084ba2281b633d9dd6d53f55_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