Static task
static1
Behavioral task
behavioral1
Sample
2024-02-13_08fa8503b343961f46aafc970827fa00_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-13_08fa8503b343961f46aafc970827fa00_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-13_08fa8503b343961f46aafc970827fa00_cryptolocker
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Size
100KB
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MD5
08fa8503b343961f46aafc970827fa00
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SHA1
db156bbe69adb15b84998b818fa7180951a9011d
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SHA256
81d139b36c005cb2c6296ad660f73e67adb4119fd532592cb937cd180ec78b30
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SHA512
46c141ca9afa1d149ee3be4d7a0d716289da3929556257aa3c9058b0d4fff53f823aaf719504c7fba18da56ac6401f89f38679d1c6d9f0420dc2468e3fa5d919
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNu5tr:i5nkFGMOtEvwDpjNbwQEIikgNyr
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_08fa8503b343961f46aafc970827fa00_cryptolocker
Files
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2024-02-13_08fa8503b343961f46aafc970827fa00_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