Static task
static1
Behavioral task
behavioral1
Sample
2024-02-23_b2fc9ea89faa3203b3a33e37bed8bb7d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_b2fc9ea89faa3203b3a33e37bed8bb7d_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_b2fc9ea89faa3203b3a33e37bed8bb7d_cryptolocker
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Size
40KB
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MD5
b2fc9ea89faa3203b3a33e37bed8bb7d
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SHA1
eca1ac9d28009212cca8ebbc0ec0eeec127fd173
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SHA256
b735c4ce3582d3fe6ac5d6b7dbb12f34ea7f63a63391c7ba44949499144bf8b9
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SHA512
e4bc23b21e85cbd6d5710716829c85d34981a0d171fe4174b66053b6bb59afb82883bff1d04edcca7d39096a823e12bc75eb38598f4ffb85b0620b444875b495
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRY/l:m5nkFNMOtEvwDpjG8hhXy/l
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 2024-02-23_b2fc9ea89faa3203b3a33e37bed8bb7d_cryptolocker
Files
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2024-02-23_b2fc9ea89faa3203b3a33e37bed8bb7d_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