2024-03-07_af54bb849c046cd7ba9abaa6a9bacfab_cryptolocker | Triage

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General

Target

2024-03-07_af54bb849c046cd7ba9abaa6a9bacfab_cryptolocker
Size

37KB
MD5

af54bb849c046cd7ba9abaa6a9bacfab
SHA1

3e4466563ff6f85218d04cd84b2880747f53487f
SHA256

f6f1a0baa9593a94ffdc3f575c742723f28f6caaa4415148dedc5fd5246a3cab
SHA512

82b2fd68391c7dc1b7492099cc9a319b1d01b74010438fbbad2f0d03c48bbbb46e6bedc3a37d458cdf1a17e2d6b9869e29dad092d15fcd8db851a785a75d7769
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6AJvDSuVtG9:b/yC4GyNM01GuQMNXw2PSjHPbSu29

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
2024-03-07_af54bb849c046cd7ba9abaa6a9bacfab_cryptolocker

Files

2024-03-07_af54bb849c046cd7ba9abaa6a9bacfab_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