Static task
static1
Behavioral task
behavioral1
Sample
2024-05-31_673621efe13be62889e87149da6f35a7_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-31_673621efe13be62889e87149da6f35a7_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-31_673621efe13be62889e87149da6f35a7_cryptolocker
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Size
42KB
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MD5
673621efe13be62889e87149da6f35a7
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SHA1
243b8295039329ad68f81f704768b6294eba5d32
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SHA256
f7bd19459877780fa7e5501e97f32d14b45ebddbb5f39195e5e7f08c4d043201
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SHA512
93e479bd7c8f0a8fc2358032e250861859239308a952e0c2d69428122792472f549c69e2becac66ddcbbf9183ff03187e2fa4883f815bae6ec3ddf98eaa428cb
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYshNhh:i5nkFGMOtEvwDpjR+viHshNH
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 2024-05-31_673621efe13be62889e87149da6f35a7_cryptolocker
Files
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2024-05-31_673621efe13be62889e87149da6f35a7_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