Static task
static1
Behavioral task
behavioral1
Sample
2024-04-05_a8ba406beefca23c0fc9b1871400545f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-05_a8ba406beefca23c0fc9b1871400545f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-05_a8ba406beefca23c0fc9b1871400545f_cryptolocker
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Size
42KB
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MD5
a8ba406beefca23c0fc9b1871400545f
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SHA1
c20eb3e4615034ef85a9b93b4c8440f898a48ad8
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SHA256
1b7335560f77427c9200dbe80bb4567e4a213bd79c218a3eec4e58c182060f24
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SHA512
04e5b4705e9ef1856b7fa565d7af68c3b52743cd7553bee76b707c097cb45aa956f0cad0c3298422b30233c7f7a38c536afb3cc9604cf2ffaba70b409a59c6ae
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRp7:m5nkFNMOtEvwDpjG8hhXj7
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 2024-04-05_a8ba406beefca23c0fc9b1871400545f_cryptolocker
Files
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2024-04-05_a8ba406beefca23c0fc9b1871400545f_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