Static task
static1
Behavioral task
behavioral1
Sample
2024-02-13_9f31451f10d9a7f0f1bd468ba8fab7c9_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_9f31451f10d9a7f0f1bd468ba8fab7c9_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-13_9f31451f10d9a7f0f1bd468ba8fab7c9_cryptolocker
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Size
47KB
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MD5
9f31451f10d9a7f0f1bd468ba8fab7c9
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SHA1
bf617a86a6a5416eed5764e01901fc1495e27d53
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SHA256
d6d99d84cb7cdcd9d6da7178e2dc3916c04fb043a446b74863c44f799f374795
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SHA512
481c717e3db1edd551c0e932161cde722d7f59ad42e11f5dff46b698c0fa89614050a2dc8600bc76c207730d539ba429b707ee6d123c8b765b0c5fbef70e89fb
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SSDEEP
384:icX+ni9VCr5nQI021q4VQBqURYp055TOtOOtEvwDpjqIGR/hHi7/OlI0G/7Ioqc:XS5nQJ24LR1bytOOtEvwDpjNbP/Moqc
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 2024-02-13_9f31451f10d9a7f0f1bd468ba8fab7c9_cryptolocker
Files
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2024-02-13_9f31451f10d9a7f0f1bd468ba8fab7c9_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