Static task
static1
Behavioral task
behavioral1
Sample
2024-01-27_8b71f2f19a204fd6a24390e02959641e_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_8b71f2f19a204fd6a24390e02959641e_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-27_8b71f2f19a204fd6a24390e02959641e_cryptolocker
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Size
38KB
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MD5
8b71f2f19a204fd6a24390e02959641e
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SHA1
2701d5be3749f8932188f61a3f33b3fadf813893
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SHA256
98744e7cc7734e86aa16ed984126b8f4dc4981ffdce17fd58b8cea55bdcb3abb
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SHA512
ef48ce2ecc5daffcf0ea02f6affe29b738462267be4baadba4380f933972cc59ba5bf350b2e76c3f6df658b196cc1c3505b3e7db0995efb0cbe682158a2f172b
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRY6:m5nkFNMOtEvwDpjG8hhXy6
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 2024-01-27_8b71f2f19a204fd6a24390e02959641e_cryptolocker
Files
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2024-01-27_8b71f2f19a204fd6a24390e02959641e_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