Static task
static1
Behavioral task
behavioral1
Sample
2024-02-20_9940bcd555ec2fda58964abe9b02c5fa_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-20_9940bcd555ec2fda58964abe9b02c5fa_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-20_9940bcd555ec2fda58964abe9b02c5fa_cryptolocker
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Size
44KB
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MD5
9940bcd555ec2fda58964abe9b02c5fa
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SHA1
05351e1e26d4e8d7b3a9e549a3b092cc945b01c1
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SHA256
56bff1ef76cee2c584de092af137b4d37b4e5f0e1cf0175ccc3c09e11236c35b
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SHA512
56b4f40b538cdba88044e17fffaa59777dd5bc4c248e9897df6006e5d4d12813ef03bdffd65a2d730b4cc432aca5c291cf48085e8102efef9ae9964765f7cac6
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SSDEEP
768:btB9g/WItCSsAGjX7r3BPOMHocM4vUUOmJ+96egQco4:btB9g/xtCSKfxLIcMzUw96I4
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 2024-02-20_9940bcd555ec2fda58964abe9b02c5fa_cryptolocker
Files
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2024-02-20_9940bcd555ec2fda58964abe9b02c5fa_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