Static task
static1
Behavioral task
behavioral1
Sample
2024-02-28_252351858bfea9a2a0e6174c77fdaf71_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_252351858bfea9a2a0e6174c77fdaf71_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_252351858bfea9a2a0e6174c77fdaf71_cryptolocker
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Size
51KB
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MD5
252351858bfea9a2a0e6174c77fdaf71
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SHA1
46b6fc9ec62a5fbddd75c565fcae7732a5493462
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SHA256
f4f43221b93d0820b14f11e04563508a18549bee9bf39417b0c78b465551d7ce
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SHA512
94726d13269240480eb2445e800dd63d73df9ec8b3c5ce4afc96de13b1d6285a36ce33d2da89d2a5184b9090500e9c7dc67997466a75e83a329c16c449d128a1
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MzF3FrTG:i5nkFGMOtEvwDpjNbwQEqA
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 2024-02-28_252351858bfea9a2a0e6174c77fdaf71_cryptolocker
Files
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2024-02-28_252351858bfea9a2a0e6174c77fdaf71_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