Static task
static1
Behavioral task
behavioral1
Sample
2024-04-17_12c4240bbd882b35671aeda26ee800f9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-17_12c4240bbd882b35671aeda26ee800f9_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-17_12c4240bbd882b35671aeda26ee800f9_cryptolocker
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Size
40KB
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MD5
12c4240bbd882b35671aeda26ee800f9
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SHA1
39d8f34a3601260dfafa2c8398a230fd1c2293a8
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SHA256
9f299e1b8c26c629b6d5ce71f60aba577d59c6ef0ace657395a1a8c6db40016b
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SHA512
ef58680f73caab8b731f05afb3014a3fef2ee6084fb90e72439ca4f5451f07159c873e634a5406085571bbbc3961b483ac9c1178f8c4571b4c66696f561f524f
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsZs:i5nkFGMOtEvwDpjR+viHse
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 2024-04-17_12c4240bbd882b35671aeda26ee800f9_cryptolocker
Files
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2024-04-17_12c4240bbd882b35671aeda26ee800f9_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