Static task
static1
Behavioral task
behavioral1
Sample
2024-02-18_a0f0e2e21bd2938e944c07399c51b5b5_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_a0f0e2e21bd2938e944c07399c51b5b5_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-18_a0f0e2e21bd2938e944c07399c51b5b5_cryptolocker
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Size
40KB
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MD5
a0f0e2e21bd2938e944c07399c51b5b5
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SHA1
e78c56a9befb7c15c761a0596887eb07317f064c
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SHA256
b8ebc72dfbec42de65777e98a57c8e0c637526a44f62303e847c6dba548599e6
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SHA512
62fa19cde2c75e71683cf84714de99cad4d91b270fd54ff39dfe4e9a299d0dfdbd826b5ddb7f7c6f7e7c80efbf22be5c6db209301306db6957787b758c0fc000
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SSDEEP
768:TS5nQJ24LR7tOOtEvwDpjGqPhqlcnvhx5/xFRrN:m5nkFNMOtEvwDpjG8hhXT
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 2024-02-18_a0f0e2e21bd2938e944c07399c51b5b5_cryptolocker
Files
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2024-02-18_a0f0e2e21bd2938e944c07399c51b5b5_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