Static task
static1
Behavioral task
behavioral1
Sample
2024-02-20_2b1e2859e76384a1c17665043fda3c54_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-20_2b1e2859e76384a1c17665043fda3c54_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-20_2b1e2859e76384a1c17665043fda3c54_cryptolocker
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Size
37KB
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MD5
2b1e2859e76384a1c17665043fda3c54
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SHA1
fd9ee12022b0f7af9787cba0981d0518da372a63
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SHA256
f776d55ddb6146dafcf578e2bb585989bebcc4402be0bc8f1b8da519e2506b13
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SHA512
b901a125a4cf4f0ff89b7a75a6b0d1cc6865030dfdd025a35d64e9fce21ff4ce3175e6a2f199fabf1dcf8f1f125307ea1dd463cdd6f5d602480d453b4e467e26
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9RzDw:i5nkFGMOtEvwDpjR+Y
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 2024-02-20_2b1e2859e76384a1c17665043fda3c54_cryptolocker
Files
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2024-02-20_2b1e2859e76384a1c17665043fda3c54_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