Static task
static1
Behavioral task
behavioral1
Sample
2024-06-01_a1500b552aff815d1d96273a3aeb01bd_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-06-01_a1500b552aff815d1d96273a3aeb01bd_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-01_a1500b552aff815d1d96273a3aeb01bd_cryptolocker
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Size
43KB
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MD5
a1500b552aff815d1d96273a3aeb01bd
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SHA1
00158a62a7cb731cdda6d73709331dbe0578cd6c
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SHA256
5c831520f3eebb770a6d8a215603b0cce932a8b648d2a3ebd8cbe8aeb4481dfa
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SHA512
e3e683776263438611e4add43c68465e629b5220bf6f7c34c20751e1f01a61212837d2d249ebb20a4d4fa9d8bbe1df6a79f68eceef34d678a9bcc55e1b7db140
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYshNhN:i5nkFGMOtEvwDpjR+viHshNr
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 2024-06-01_a1500b552aff815d1d96273a3aeb01bd_cryptolocker
Files
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2024-06-01_a1500b552aff815d1d96273a3aeb01bd_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