Static task
static1
Behavioral task
behavioral1
Sample
2024-02-19_7f8e64b9b06c26fa155a7b8842e59256_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_7f8e64b9b06c26fa155a7b8842e59256_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_7f8e64b9b06c26fa155a7b8842e59256_cryptolocker
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Size
50KB
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MD5
7f8e64b9b06c26fa155a7b8842e59256
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SHA1
ff76f5b25cd1b8843308abd3d8ccf8e9df774501
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SHA256
18b74a5ac79f83a3e81664d4c98f3e503cc6f9b0f7dbe63411826c4e16524f65
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SHA512
8b5a85e8ef0b923ca1e6030ec670076d1ed9883cd76c90cbd6544a6fa37ef6aaa6fd595ca1fe89b134fec0fe137fb288921c1b12d80c3fa6ad1cb2abce14ab77
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MzF3FK:i5nkFGMOtEvwDpjNbwQEq0
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 2024-02-19_7f8e64b9b06c26fa155a7b8842e59256_cryptolocker
Files
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2024-02-19_7f8e64b9b06c26fa155a7b8842e59256_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