Static task
static1
Behavioral task
behavioral1
Sample
2024-05-14_dc431bf2b9e02fdca5f87c41ea3f5af1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-14_dc431bf2b9e02fdca5f87c41ea3f5af1_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-14_dc431bf2b9e02fdca5f87c41ea3f5af1_cryptolocker
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Size
41KB
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MD5
dc431bf2b9e02fdca5f87c41ea3f5af1
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SHA1
1bceeadaf57252f3c065549844374bb2aed7b2d5
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SHA256
bf0e1144adc56f45c3235ceb3e4d37bb8bf915b0844e320b7e7d80ae45564eaf
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SHA512
53275477be7742861428ff8464e4ed5759151a7c3e41f4c86afe93c3170216c016cbd00047637134aeece88cdb00ce5feacad2592cab0f7ccb540740b3d1a72d
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsZnw:i5nkFGMOtEvwDpjR+viHsa
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 2024-05-14_dc431bf2b9e02fdca5f87c41ea3f5af1_cryptolocker
Files
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2024-05-14_dc431bf2b9e02fdca5f87c41ea3f5af1_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