Static task
static1
Behavioral task
behavioral1
Sample
2024-04-30_b20582bb4f8a5617378345cb7b6ffc04_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-04-30_b20582bb4f8a5617378345cb7b6ffc04_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-04-30_b20582bb4f8a5617378345cb7b6ffc04_cryptolocker
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Size
42KB
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MD5
b20582bb4f8a5617378345cb7b6ffc04
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SHA1
309d858beda251c035b7ab895a3dc6ab99adb06d
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SHA256
adecd56fe1d0779b95bff0bcc9425ac0fa92c645c24b75f3c6a4b03b17607a87
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SHA512
e71a37ca13d351fc93ec86d40ddc258f8449bb046811285a1c32cb54a9f1c07c8c1dfa3d4d20a08d9542a0f6c7fa4b1082daffc116544f02e84a6ed936d666f1
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SSDEEP
768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBVaD3TP7DFHuRcD9wg:X6QFElP6n+gJQMOtEvwDpjBmzDkWDyg
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 2024-04-30_b20582bb4f8a5617378345cb7b6ffc04_cryptolocker
Files
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2024-04-30_b20582bb4f8a5617378345cb7b6ffc04_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