Static task
static1
Behavioral task
behavioral1
Sample
2024-02-25_904c9c250432c7f02b9ec2c2298f8bd8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-25_904c9c250432c7f02b9ec2c2298f8bd8_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-25_904c9c250432c7f02b9ec2c2298f8bd8_cryptolocker
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Size
85KB
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MD5
904c9c250432c7f02b9ec2c2298f8bd8
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SHA1
bee44ac20e263841fabbe119aa5aad9d480288bf
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SHA256
45f0e607d56ba1e2e456bfe2b1057b2f8833cddd660ed58d72dd8b44e2f7e230
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SHA512
bf3116e825190b3e12aa53b9fdaf928f24a0673bf7373e63be957580fdc24cfaa179ed33265d9657eb007c53cb2b3bbe8ff903a06460b6bd5289456327c2c10e
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxoR:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8uR
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 2024-02-25_904c9c250432c7f02b9ec2c2298f8bd8_cryptolocker
Files
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2024-02-25_904c9c250432c7f02b9ec2c2298f8bd8_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