Static task
static1
Behavioral task
behavioral1
Sample
2024-02-03_548d635b9f56c1b9743dca911416764e_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_548d635b9f56c1b9743dca911416764e_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-03_548d635b9f56c1b9743dca911416764e_cryptolocker
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Size
36KB
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MD5
548d635b9f56c1b9743dca911416764e
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SHA1
f1ad2750f862c9e9cf4567f2c0db7c8e5f38210e
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SHA256
ff3a270017a3e0ebb69c3c718e1624996689f71bfca816d9582e546b4d89ebd2
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SHA512
873c83e33a0956a5a2a7ab1ffcf716bf673d222657a2e446470e6a06f1045c9ba2544223f7e034d4b2caad9b946110f3514ad295de0605c44238ea9e22eb0ded
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnv0v9:m5nkFNMOtEvwDpjG8h0l
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 2024-02-03_548d635b9f56c1b9743dca911416764e_cryptolocker
Files
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2024-02-03_548d635b9f56c1b9743dca911416764e_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