Static task
static1
Behavioral task
behavioral1
Sample
2024-02-25_b2f0e3eda40ff746f1d16225ba8f1c09_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-25_b2f0e3eda40ff746f1d16225ba8f1c09_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-25_b2f0e3eda40ff746f1d16225ba8f1c09_cryptolocker
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Size
32KB
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MD5
b2f0e3eda40ff746f1d16225ba8f1c09
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SHA1
f201bb729d808c7b1bbbe60cab49cc1b408d9f59
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SHA256
fe96697ed5d02b4e908aefdd2fa1954d11d6dcd42436fe0840aa5abbf1224c8e
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SHA512
d5ba070609d6bfc0829de2be11bf4a8fab1f6ff4e1313f944e99ec3e83472297cf57aee6ed7e9f8082f2197f0da2f875debc4202b7219ca6a40b338a27adc04b
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SSDEEP
384:bmM0V/YPvnr801TRoUGPh4TKt6ATt1DqgPa3s/zzoCt9/B+1PV:b7o/2n1TCraU6GD1a4Xt9U
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 2024-02-25_b2f0e3eda40ff746f1d16225ba8f1c09_cryptolocker
Files
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2024-02-25_b2f0e3eda40ff746f1d16225ba8f1c09_cryptolocker.exe windows:5 windows x86 arch:x86
78f4abb8610ca1c22ad9f81ecfabcc3c
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
TranslateMessage
BeginPaint
DispatchMessageA
DrawTextA
CreateWindowExA
GetMessageA
PostQuitMessage
ShowWindow
UpdateWindow
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
LoadCursorA
SetWindowPos
GetWindowRect
EndPaint
DialogBoxParamA
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
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