Static task
static1
Behavioral task
behavioral1
Sample
2024-01-29_a7fbf33a7ccb961c80605e48373af871_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_a7fbf33a7ccb961c80605e48373af871_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-29_a7fbf33a7ccb961c80605e48373af871_cryptolocker
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Size
100KB
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MD5
a7fbf33a7ccb961c80605e48373af871
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SHA1
ee833be83c6aca795f875192687672ca68f8a5bd
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SHA256
b265e3cfea7770a6ea30b5f73e5dead052d0dee54ab3af2817fbda7c046a791c
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SHA512
9b851efbfc0672eb3f2194db9c0fdf5e3db8f86cc0bc8974e0f36614bac988b981a05899c72c589a2281e788002350e3d053b4d2d5d6bf5173385ed503e40477
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNojlEj:i5nkFGMOtEvwDpjNbwQEIikgNyEj
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 2024-01-29_a7fbf33a7ccb961c80605e48373af871_cryptolocker
Files
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2024-01-29_a7fbf33a7ccb961c80605e48373af871_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