Static task
static1
Behavioral task
behavioral1
Sample
ac1b5ce8d24bcf2cd50eecb7fdb0d550_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
ac1b5ce8d24bcf2cd50eecb7fdb0d550_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
ac1b5ce8d24bcf2cd50eecb7fdb0d550_cryptolocker_JC.exe
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Size
56KB
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MD5
ac1b5ce8d24bcf2cd50eecb7fdb0d550
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SHA1
9f281a1a8980aeaddef8bfd622d82b40cb034973
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SHA256
95711da084e536212ae6855b7b0f2db0ca19d2645f24f06894f8a47d8f346970
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SHA512
7544e6261e038128a9a9b7c69aed2662d8ec313fcd7bc5010d96979c5dd0e017bd9a59f847eec75b82e35efe1c07a5c2f9501ad8f82a476c262e22f9dd2149f0
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SSDEEP
1536:Tj+jsMQMOtEvwDpj5HmpJpOUHECgNMo0vp2EMTi:TCjsIOtEvwDpj5HE/OUHnSMt
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource ac1b5ce8d24bcf2cd50eecb7fdb0d550_cryptolocker_JC.exe
Files
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ac1b5ce8d24bcf2cd50eecb7fdb0d550_cryptolocker_JC.exe.exe windows x86
5c55d83b58dbc1f7154223c32a893074
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
ShowWindow
PostQuitMessage
GetMessageA
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
UpdateWindow
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FormatMessageA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetCPInfo
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: 542B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.idata Size: 14KB - Virtual size: 16KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE