Static task
static1
Behavioral task
behavioral1
Sample
2024-03-16_fe5a692aed1e5d0b2e9a5aebd3b9786b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-16_fe5a692aed1e5d0b2e9a5aebd3b9786b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-16_fe5a692aed1e5d0b2e9a5aebd3b9786b_cryptolocker
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Size
35KB
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MD5
fe5a692aed1e5d0b2e9a5aebd3b9786b
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SHA1
efc6e77babf34ac2c6ef782c816588735a1948e4
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SHA256
15fca1249893820458ccc545ea5780583d93c4a990ada034782e4ecf47d4e9e1
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SHA512
90c1e1dbea0a66953ab15f3dcaa4b138a415ae974ec5a12e58e1808738a3330b29b4085eb46f63a4e54ef7e997b5e9c2e00eca0d28cb2969331f91d0dd6ccda1
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SSDEEP
768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBVajSKm5uhy7O4JOi1:X6QFElP6n+gJQMOtEvwDpjBcSKm5uhwx
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-03-16_fe5a692aed1e5d0b2e9a5aebd3b9786b_cryptolocker
Files
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2024-03-16_fe5a692aed1e5d0b2e9a5aebd3b9786b_cryptolocker.exe windows:5 windows x86 arch:x86
7ba3aa8366ce167c7a77ebd6e6fea8e5
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
PostQuitMessage
GetMessageA
UpdateWindow
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
ShowWindow
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FormatMessageA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetACP
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 11KB
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: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ