Static task
static1
Behavioral task
behavioral1
Sample
2024-05-31_71f882083fc4b36593695abe5e0ed037_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-31_71f882083fc4b36593695abe5e0ed037_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-31_71f882083fc4b36593695abe5e0ed037_cryptolocker
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Size
88KB
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MD5
71f882083fc4b36593695abe5e0ed037
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SHA1
1609ce8a9e352c7340461806b3ba1166515a6a44
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SHA256
a8e457bc71ee83ecb6f0356fd42729ba4206d02f0578379c58e2b6fed6510af6
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SHA512
6afab54337b35397952d93046140369f6991c6311edc5bb4fed0da716320ae4119f7540bd705f0196d37928f754fa1f047a3e65ab8351eb8c534311a0cf849bf
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvxpRvRu:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8BRu
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 2024-05-31_71f882083fc4b36593695abe5e0ed037_cryptolocker
Files
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2024-05-31_71f882083fc4b36593695abe5e0ed037_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