Static task
static1
Behavioral task
behavioral1
Sample
2024-02-12_5a1f3aba7eb6f351d04407a516ae9505_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-12_5a1f3aba7eb6f351d04407a516ae9505_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-12_5a1f3aba7eb6f351d04407a516ae9505_cryptolocker
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Size
100KB
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MD5
5a1f3aba7eb6f351d04407a516ae9505
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SHA1
9acecfc5b284df48350fbf7c90ab39d82fddc59f
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SHA256
39c3a119a5b74d25c2b9b2a9db8d63dd5cecad1f642d640b4e9815bb37f4a2de
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SHA512
62c11a2ab5a4895f844efeb702df7c293b4c3d599bbb6dad620b66f0da831aab836daa618e78172d8169432a009be9204dae24f817329b105a45a11aa1f32899
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNu5iF:i5nkFGMOtEvwDpjNbwQEIikgNR
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 2024-02-12_5a1f3aba7eb6f351d04407a516ae9505_cryptolocker
Files
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2024-02-12_5a1f3aba7eb6f351d04407a516ae9505_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