Static task
static1
Behavioral task
behavioral1
Sample
2024-05-04_aa5fef33f9591d3d1aaf1ca6d6f4ca25_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-04_aa5fef33f9591d3d1aaf1ca6d6f4ca25_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-04_aa5fef33f9591d3d1aaf1ca6d6f4ca25_cryptolocker
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Size
68KB
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MD5
aa5fef33f9591d3d1aaf1ca6d6f4ca25
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SHA1
01c5c6757b78643ca5fa6f1e2eb62d82f70cfddd
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SHA256
44229782554b07539bc7fdeea340fd30b73762476fa86c08ee1f00c2b3b3ecd4
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SHA512
6f98f0b2d1ed720489e74ed55e47bc740b390c536e9ca31c4ad61fe0662d9773f76f58577bd2f43767c181546337a8413bfd60888b18e3a6c22db8ba60a4c3a1
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUNsYD/uj:i5nkFGMOtEvwDpjNbwQEI8UZDGj
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 2024-05-04_aa5fef33f9591d3d1aaf1ca6d6f4ca25_cryptolocker
Files
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2024-05-04_aa5fef33f9591d3d1aaf1ca6d6f4ca25_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