Static task
static1
Behavioral task
behavioral1
Sample
2024-03-16_aa1f349cf9de879c00f90821ed46671f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-16_aa1f349cf9de879c00f90821ed46671f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-16_aa1f349cf9de879c00f90821ed46671f_cryptolocker
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Size
5.5MB
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MD5
aa1f349cf9de879c00f90821ed46671f
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SHA1
de24286635b9311921316274dd63b8544a18c216
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SHA256
2f74f7e120e273c40f7119aa929c2e11d96cdc61587e5b4b858677e043d5065c
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SHA512
48e5fa31a2c55076c4b11d9b47fd3d7c3dde031201624623b5318f741cdeb63afd4ab384f3912ccf9292033845542ee0bb82167be0351f71af32e0d1cf0be312
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SSDEEP
98304:tGiPCjI9nGdFD8nBHm/lOs4HucAmD/YpJJRsH9KsUbIP8Z/AzdKfeTG:fP7aa3uzmD/IJR09KbMPkT0G
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 2024-03-16_aa1f349cf9de879c00f90821ed46671f_cryptolocker
Files
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2024-03-16_aa1f349cf9de879c00f90821ed46671f_cryptolocker.exe windows:5 windows x86 arch:x86
7d8b8176d47a48d247c5968aa71790c4
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
ShowWindow
CharUpperBuffW
kernel32
GetLastError
GetSystemTimeAsFileTime
LocalAlloc
LocalFree
GetModuleFileNameW
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress
gdi32
CreateFontIndirectA
Sections
.text Size: - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.b>w Size: - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.$f0 Size: - Virtual size: 542B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.htext Size: - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.w86 Size: - Virtual size: 3.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.Lvd Size: 1024B - Virtual size: 980B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.w%@ Size: 5.5MB - Virtual size: 5.5MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ