Static task
static1
Behavioral task
behavioral1
Sample
2024-03-18_04270834cbf1b6b3b689b3f5488480a8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-18_04270834cbf1b6b3b689b3f5488480a8_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-18_04270834cbf1b6b3b689b3f5488480a8_cryptolocker
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Size
101KB
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MD5
04270834cbf1b6b3b689b3f5488480a8
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SHA1
cacb188cdfd8e2441dc5f87324e6b7a0e567e5c4
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SHA256
9481dace67d5638764548891a5f87bc1c2e0aa6e9a88f05f69c47d4e65f9e2ef
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SHA512
31dae802a269026443ef4106953bf173b0837664a2fb96270fcece9c46f962867e4b048f8a2023bd1cedac5b560bf31f8e98e7e76c827a8244ffd4aa1a420ce0
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNu5aT39:i5nkFGMOtEvwDpjNbwQEIikgN1
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 2024-03-18_04270834cbf1b6b3b689b3f5488480a8_cryptolocker
Files
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2024-03-18_04270834cbf1b6b3b689b3f5488480a8_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