Static task
static1
Behavioral task
behavioral1
Sample
2024-02-04_309500fbbe0da386751b8ad2e02f2e9d_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-04_309500fbbe0da386751b8ad2e02f2e9d_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-04_309500fbbe0da386751b8ad2e02f2e9d_cryptolocker
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Size
37KB
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MD5
309500fbbe0da386751b8ad2e02f2e9d
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SHA1
728978a5431563728040a65579be659f53c4c1ea
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SHA256
e2ad291d9e6c8d3034566651b51c3255fa4417bab19f84f62536a7f38e61f846
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SHA512
b1e64d95202365506e35ec4164b9016b90ff2b04bb39f92d8e056b8b17bfdbc0b806bd3a246ba8680ccd43ba1de64662ba0f7af6aef8cae95dba871c9a256bc0
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLtldJQr:i5nkFGMOtEvwDpjn/JQr
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 2024-02-04_309500fbbe0da386751b8ad2e02f2e9d_cryptolocker
Files
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2024-02-04_309500fbbe0da386751b8ad2e02f2e9d_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