Static task
static1
Behavioral task
behavioral1
Sample
2024-02-19_97fedccf1a0534764d59eb7a378de8d7_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-19_97fedccf1a0534764d59eb7a378de8d7_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_97fedccf1a0534764d59eb7a378de8d7_cryptolocker
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Size
41KB
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MD5
97fedccf1a0534764d59eb7a378de8d7
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SHA1
c64c92d709d3faed4faf9f4125c7c73a3185b1eb
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SHA256
7b1950eb534d9f6fd82a1bf36b4ecc06c8be204f0d07420efd9dacdb51380313
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SHA512
4716c4bdbea4407d3c5f5db56c0a9ab36e11ee10c3b458ac910a83c5335ccd9af517e16236951558d1cfc3be2afdbc1b65e9722575587fed7f4de0d818e351df
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SSDEEP
768:btB9g/WItCSsAGjX7e9N0hunrknJQox0M:btB9g/xtCSKqf1rk+ox0M
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-19_97fedccf1a0534764d59eb7a378de8d7_cryptolocker
Files
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2024-02-19_97fedccf1a0534764d59eb7a378de8d7_cryptolocker.exe windows:5 windows x86 arch:x86
a2bfa209044e11b72a41f731968fdff2
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
BeginPaint
DispatchMessageA
DrawTextA
EndPaint
TranslateMessage
PostQuitMessage
ShowWindow
UpdateWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
LoadCursorA
SetWindowPos
GetWindowRect
GetMessageA
DialogBoxParamA
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcessId
GetCurrentProcess
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