Static task
static1
Behavioral task
behavioral1
Sample
2024-05-22_81b66eed875b274872a87a6862b45923_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-22_81b66eed875b274872a87a6862b45923_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-22_81b66eed875b274872a87a6862b45923_cryptolocker
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Size
69KB
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MD5
81b66eed875b274872a87a6862b45923
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SHA1
ffc46bd66a06b761b1b6f825463a99cf64df1159
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SHA256
8338b8e6f4533b6640b789ed56dfd379a1a70c751c662e4f93f48e640eb5f914
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SHA512
d02937f9e752d6616648faf0ca59c31781b1fd460a808bd3bce4c7fb040d1d536dd32f0f2c5a2c4c98e785341f499e58610841f9e1e95d9ed3ce67aa2aa0375a
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUNsYD/d7:i5nkFGMOtEvwDpjNbwQEI8UZDh
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detects executables built or packed with MPress PE compressor 1 IoCs
resource yara_rule sample INDICATOR_EXE_Packed_MPress -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-22_81b66eed875b274872a87a6862b45923_cryptolocker
Files
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2024-05-22_81b66eed875b274872a87a6862b45923_cryptolocker.exe windows:5 windows x86 arch:x86
e021c9fc2c12265365fad587d43783fe
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Imports
kernel32
GetModuleHandleA
GetProcAddress
user32
EndPaint
gdi32
CreateFontIndirectA
Sections
.MPRESS1 Size: 10KB - Virtual size: 36KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.MPRESS2 Size: 1024B - Virtual size: 910B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 13KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE