Static task
static1
Behavioral task
behavioral1
Sample
2024-02-21_66b8262da752f1c3f17fb2515cb341d0_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-21_66b8262da752f1c3f17fb2515cb341d0_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_66b8262da752f1c3f17fb2515cb341d0_cryptolocker
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Size
38KB
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MD5
66b8262da752f1c3f17fb2515cb341d0
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SHA1
8b1e8469859b3eedf7503904648566256243625a
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SHA256
11c09db76dc7a451614fa82ae5d12605a56cb6be3adb19dbd1fb90280a74f356
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SHA512
12343ba5e6a985151da1466d0661450ea47de49e9caeae8b0964a72b982d9aefcfe058caecd07d008c44b2a9d4cd9484dba357ac3edcaca10b840909250b8ddc
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRhpkT:m5nkFNMOtEvwDpjG8hhXLpkT
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 2024-02-21_66b8262da752f1c3f17fb2515cb341d0_cryptolocker
Files
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2024-02-21_66b8262da752f1c3f17fb2515cb341d0_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: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE