Static task
static1
Behavioral task
behavioral1
Sample
2024-04-04_b66df81dbff47a60bd04c6cf0a69027a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-04_b66df81dbff47a60bd04c6cf0a69027a_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-04_b66df81dbff47a60bd04c6cf0a69027a_cryptolocker
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Size
101KB
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MD5
b66df81dbff47a60bd04c6cf0a69027a
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SHA1
a63de35848b5ec63c3997344b8e610bc848af9e8
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SHA256
7c147a403dd1e93e66bd48326703c7da073e209e21118b262b2b7b0b6fb890ff
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SHA512
be2a19000341270c95dc419541c53b7e685a416f9b1b45395da046e88d2b6a1568ec8ee5f4d1aade2e06578ca2062edc3cac8dfd70819b367bb235b489d328ed
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNu5el:i5nkFGMOtEvwDpjNbwQEIikgND
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 2024-04-04_b66df81dbff47a60bd04c6cf0a69027a_cryptolocker
Files
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2024-04-04_b66df81dbff47a60bd04c6cf0a69027a_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