2024-05-29_3935277a3f6f6cd46e85acc3f321e4b7_cryptolocker | Triage

Sharing

Copy URL Twitter E-mail

General

Target

2024-05-29_3935277a3f6f6cd46e85acc3f321e4b7_cryptolocker
Size

56KB
MD5

3935277a3f6f6cd46e85acc3f321e4b7
SHA1

1e6e3607ac42afab2e6e9a46ff17f1c39cb66762
SHA256

ac43bc91ee7b3ba94c5987348c1f6bee4f6bd8f517110be38f5caacadc9e5936
SHA512

63aac7d6a3e226f04f0c5e2d929f08686b1edb9697689624621bddabee6efa7b1a7cddb473d3b999093a9438875161d9efd5cbd5d29d5b48fcb51792ea09a51d
SSDEEP

768:bIDOw9UiaCHfjnE0Sfa7ilR0p9u6p4ICNBCXK9XbTb8pu5:bIDOw9a0DwitDZzcTL5

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
2024-05-29_3935277a3f6f6cd46e85acc3f321e4b7_cryptolocker

Files

2024-05-29_3935277a3f6f6cd46e85acc3f321e4b7_cryptolocker
.exe windows:5 windows x86 arch:x86

0bcae7989ef60f5550a7f5735f53a2aa

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA

gdi32

CreateFontIndirectA

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 506B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ