Static task
static1
Behavioral task
behavioral1
Sample
2024-04-05_b842cd937a130beffa64b13b7e20416e_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-05_b842cd937a130beffa64b13b7e20416e_cryptolocker.exe
Resource
win10v2004-20240319-en
General
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Target
2024-04-05_b842cd937a130beffa64b13b7e20416e_cryptolocker
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Size
102KB
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MD5
b842cd937a130beffa64b13b7e20416e
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SHA1
04aa2aac51f1cfced73b940c9e71c93c02085d14
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SHA256
43e1456433884a20bef7ddbe2416f3da5361871f5adb774cec690681d9e2e8c6
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SHA512
55c84112fef587eacdc9d2532b578913a32741a61d4a92c6b38f821d61b489d2c44684017fb3cd12fd7f407e40ea1d72597bb5d814fa852a30a59e8895f6b687
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNu5aT3W:i5nkFGMOtEvwDpjNbwQEIikgNO
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 2024-04-05_b842cd937a130beffa64b13b7e20416e_cryptolocker
Files
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2024-04-05_b842cd937a130beffa64b13b7e20416e_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