Static task
static1
Behavioral task
behavioral1
Sample
2024-02-13_1f9b6142c7b2303ac484c93ddc3fac5d_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-13_1f9b6142c7b2303ac484c93ddc3fac5d_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-13_1f9b6142c7b2303ac484c93ddc3fac5d_cryptolocker
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Size
51KB
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MD5
1f9b6142c7b2303ac484c93ddc3fac5d
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SHA1
d95c979732da5f838730a998b25ce4d8e0118521
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SHA256
8fb70b424daf3d4aeea6daabd779b2ce777a61f8d3f8f542d98f195718eb2283
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SHA512
36013499732fd85b2c778722f77675f6388800c43fab50f5c135b14b07f77c5d447196e1a59cce9868113fb2e277597703ce2ccb6ccd7f889f6c281d5645e7f5
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SSDEEP
768:79inqyNR/QtOOtEvwDpjBK/rJ+Nw8qn8pKIRszjH:79mqyNhQMOtEvwDpjBxe8TpXRSb
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 2024-02-13_1f9b6142c7b2303ac484c93ddc3fac5d_cryptolocker
Files
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2024-02-13_1f9b6142c7b2303ac484c93ddc3fac5d_cryptolocker.exe windows:5 windows x86 arch:x86
7ba3aa8366ce167c7a77ebd6e6fea8e5
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
PostQuitMessage
GetMessageA
UpdateWindow
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
ShowWindow
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FormatMessageA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetACP
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.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: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.rlwEs Size: 1KB - Virtual size: 1KB
IMAGE_SCN_MEM_READ
.wdbm Size: 1024B - Virtual size: 1024B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.epwjdwx Size: 1024B - Virtual size: 1024B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.RisVgtS Size: 3KB - Virtual size: 2KB
IMAGE_SCN_MEM_READ
.zKnY Size: 1024B - Virtual size: 753B
IMAGE_SCN_MEM_READ