Static task
static1
Behavioral task
behavioral1
Sample
2024-05-21_74dfbfd865fe6631e0a2e2c3a33ee9c5_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-21_74dfbfd865fe6631e0a2e2c3a33ee9c5_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-21_74dfbfd865fe6631e0a2e2c3a33ee9c5_cryptolocker
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Size
88KB
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MD5
74dfbfd865fe6631e0a2e2c3a33ee9c5
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SHA1
63e30fc874023071e9e0cff24ae98cd71aa633b6
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SHA256
594d97c0c626a82ed76a51a5a18c4c21a8bcd69e2108f96d9fab76ea6550bc8c
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SHA512
0365674430762187f2404764c6dba13c0f747f136170a9b71a43d65f76f7a57e64bd9f02759ee10103325eb05234b1c90229fc13c1641ccd26f14f85f42e298f
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxpRvRF:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8BRF
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 2024-05-21_74dfbfd865fe6631e0a2e2c3a33ee9c5_cryptolocker
Files
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2024-05-21_74dfbfd865fe6631e0a2e2c3a33ee9c5_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