Static task
static1
Behavioral task
behavioral1
Sample
2024-04-19_1b3a9d6f3f93b1b8534860fb4e6beed0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-19_1b3a9d6f3f93b1b8534860fb4e6beed0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-19_1b3a9d6f3f93b1b8534860fb4e6beed0_cryptolocker
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Size
102KB
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MD5
1b3a9d6f3f93b1b8534860fb4e6beed0
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SHA1
656a74d23c9781b8f3fb6d63c30469e1cbd4f0b1
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SHA256
a47f0eae84b813efb8ccb5a6aabb2e15e8c92890fb6d2a6bf56c90df9e9e9a29
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SHA512
523abfdab33c8728cd29efa180e07791150579bcd9cc3e08909a029aaf21c718fe41913644d13ea6a9195a77e0969872a82f9a8073848443fe53d67635b40261
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNu5e/y:i5nkFGMOtEvwDpjNbwQEIikgNZy
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 2024-04-19_1b3a9d6f3f93b1b8534860fb4e6beed0_cryptolocker
Files
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2024-04-19_1b3a9d6f3f93b1b8534860fb4e6beed0_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