2024-02-22_b9d39f7dd787285fe0a6f26f11e9eb37_cryptolocker | Triage

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General

Target

2024-02-22_b9d39f7dd787285fe0a6f26f11e9eb37_cryptolocker
Size

33KB
MD5

b9d39f7dd787285fe0a6f26f11e9eb37
SHA1

d7cca5c25f23b347c1a5e9cd46aa3dd23658a78e
SHA256

36587d6cc7bbe3155e1510aa38083b0575d11543281328a37ecbabfadb82879a
SHA512

ece18d9aee113f0b6262750731ae49569259746cd1dc286b84c2ca69a9a05302b8b3f575604dc37d6b897e305fd0ebbb4fc68287fcf22d6075b309e5414189a4
SSDEEP

384:bAvMaNGh4z7CG3POOvbRSLoF/F0QU5XYFnufc/zzo6cuM9JYUGVZ7p1:bAvJCYOOvbRPDEgXRcuM9HGVZt1

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
2024-02-22_b9d39f7dd787285fe0a6f26f11e9eb37_cryptolocker

Files

2024-02-22_b9d39f7dd787285fe0a6f26f11e9eb37_cryptolocker
.exe windows:5 windows x86 arch:x86

5a4767bc6f06914cff6e249c178e3b95

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

DispatchMessageA
DrawTextA
EndPaint
BeginPaint
PostQuitMessage
ShowWindow
UpdateWindow
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
LoadCursorA
SetWindowPos
GetWindowRect
GetMessageA
DialogBoxParamA

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcessId
GetCurrentProcess
GetCurrentThreadId
CreateFileA

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 10KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ