Static task
static1
Behavioral task
behavioral1
Sample
2024-04-28_964ce311e80a6c332584d7d574ef41df_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-28_964ce311e80a6c332584d7d574ef41df_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-28_964ce311e80a6c332584d7d574ef41df_cryptolocker
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Size
5.5MB
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MD5
964ce311e80a6c332584d7d574ef41df
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SHA1
5d2a25a408ea649691ce5a81688093bca5f43f8b
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SHA256
a82a8401438962bd97f795500ff6268ee79be3335871b308dfff08f03928d39d
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SHA512
5fc5b5f0ae1634fb164b6f5090a0541a9383c5bd9c083e51676dd8ab664304e8df2b786e94a24e2f11554aa8db29b0b09896314413382e9795506d9cd3f10202
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SSDEEP
98304:tGiPCjI9nGdFD8nBHm/lOs4HucAmD/YpJJRsH9KsUbIP8Z/AzdKfeT7:fP7aa3uzmD/IJR09KbMPkT07
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 2024-04-28_964ce311e80a6c332584d7d574ef41df_cryptolocker
Files
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2024-04-28_964ce311e80a6c332584d7d574ef41df_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