Static task
static1
Behavioral task
behavioral1
Sample
2024-02-27_f04903bdf0114efe23e9cdf47f9e1368_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-27_f04903bdf0114efe23e9cdf47f9e1368_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-27_f04903bdf0114efe23e9cdf47f9e1368_cryptolocker
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Size
86KB
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MD5
f04903bdf0114efe23e9cdf47f9e1368
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SHA1
7810d7b11eadbae6121d662859384f064a26f9ae
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SHA256
bde3bfeeeae36ebc2300710fb539da3c0feb88058dc9f64cda7050bc241d8e93
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SHA512
9d931ca508f1202ddad2538a2b3ae29abae05fbf8fd347f33b0832ef0350f447bb9b41486f7a5dfc5864db4f489e235ddc219d8c8d262bd906ef071494804a38
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxgnt:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8yt
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 2024-02-27_f04903bdf0114efe23e9cdf47f9e1368_cryptolocker
Files
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2024-02-27_f04903bdf0114efe23e9cdf47f9e1368_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