Static task
static1
Behavioral task
behavioral1
Sample
2024-02-21_d5f8889eb954d42a57b5d839bc0faed0_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-21_d5f8889eb954d42a57b5d839bc0faed0_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-21_d5f8889eb954d42a57b5d839bc0faed0_cryptolocker
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Size
99KB
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MD5
d5f8889eb954d42a57b5d839bc0faed0
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SHA1
3feccfbdb4fe6184bfa7408417c7b453f8debe71
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SHA256
e681c59a6607ab20518cc1304444bc783bc092094818c9a6532f6f0686c19e7f
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SHA512
d9b5948a6b408ff076bfab488976b37d95ecc173720f61f0fa60b2bbc74c5162a479c77eb81f16fc9a480a324b71985e882c403e2b2f0c8b3a46116c9c0ffe8e
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjz/6w2:i5nkFGMOtEvwDpjNbwQEIikrI
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 2024-02-21_d5f8889eb954d42a57b5d839bc0faed0_cryptolocker
Files
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2024-02-21_d5f8889eb954d42a57b5d839bc0faed0_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