Static task
static1
Behavioral task
behavioral1
Sample
2024-03-10_e5bc552f30d5122a931530b954acbfa6_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-10_e5bc552f30d5122a931530b954acbfa6_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-10_e5bc552f30d5122a931530b954acbfa6_cryptolocker
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Size
76KB
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MD5
e5bc552f30d5122a931530b954acbfa6
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SHA1
9dad51acb37d7e4f12ddbe4ad4e7436f986d2727
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SHA256
c26908f3d0698c7bf880e67b5587e799cb3f6e34cc927557540449f9d2d0ec5e
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SHA512
4fc470670f61d78808e98a93b0f36c392759ca013a9e35c96fc86625957163f0e7d9596669b84d1579813bde23f72ba816482131fccdf77723b4ed73baaa6c6a
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SSDEEP
1536:vj+jsMQMOtEvwDpj5HwYYTjipvF2hBfWa6y:vCjsIOtEvwDpj5H9YvQd2t
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 2024-03-10_e5bc552f30d5122a931530b954acbfa6_cryptolocker
Files
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2024-03-10_e5bc552f30d5122a931530b954acbfa6_cryptolocker.exe windows:5 windows x86 arch: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