Static task
static1
Behavioral task
behavioral1
Sample
2024-04-11_981ed3caded14d3ce819aa41c137f649_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-11_981ed3caded14d3ce819aa41c137f649_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-11_981ed3caded14d3ce819aa41c137f649_cryptolocker
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Size
86KB
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MD5
981ed3caded14d3ce819aa41c137f649
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SHA1
343a9d04612e08a541b7d4a57748a5e5fb265e0c
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SHA256
958b8100b1d0b127f8bcf2044f9426fb3e4e6ac8c32d239e0ee68b983f49b838
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SHA512
cfb6cb6e4dd0afab86327eb6ae27afaedb477a7e655e957b5596ff7b76f7904dcd1be2543cc8182da26f157fa96afc153e516fdf13ee16c13e7aa5b078e2084a
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxpR+:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8c
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 2024-04-11_981ed3caded14d3ce819aa41c137f649_cryptolocker
Files
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2024-04-11_981ed3caded14d3ce819aa41c137f649_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