Static task
static1
Behavioral task
behavioral1
Sample
2024-03-06_67228ebb7be404103f7578b55b7b42d0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_67228ebb7be404103f7578b55b7b42d0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-06_67228ebb7be404103f7578b55b7b42d0_cryptolocker
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Size
41KB
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MD5
67228ebb7be404103f7578b55b7b42d0
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SHA1
841021e23419cfabf2431ff336e1d0763af760d0
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SHA256
318bc510fd5bad39790bb9973998b5f706969573f2088c761c5aa4b2c72a8950
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SHA512
d54bd6721ba0d04b1af98a99bfca2a1986f3f4b19f4699d2d78f0014dc73225bad68b161cfca980531004c6654b486d22ecda8f8e9d3cd26e8d25f43b1efbb16
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRY+iyE:m5nkFNMOtEvwDpjG8hhXy+iyE
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 2024-03-06_67228ebb7be404103f7578b55b7b42d0_cryptolocker
Files
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2024-03-06_67228ebb7be404103f7578b55b7b42d0_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