Static task
static1
Behavioral task
behavioral1
Sample
2024-04-20_9efeea47eb46e973ac2767316bef34d7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-20_9efeea47eb46e973ac2767316bef34d7_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-20_9efeea47eb46e973ac2767316bef34d7_cryptolocker
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Size
40KB
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MD5
9efeea47eb46e973ac2767316bef34d7
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SHA1
24e927d78d3da077439e3a0aed9b52143cd43936
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SHA256
1331dbbf7140449b1a73f31d45c11b50ffd172f32156090c0f65841352254525
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SHA512
65808dcf9d4606859bd0a623cf6abc9ec5580b002c0e048c2c51a064dc2568e88700ebd8a3a13077ea382ef093c0a3811f3fe8d249ea55bf45b6cc28cc1d19b5
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsJe:i5nkFGMOtEvwDpjR+viHsJe
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 2024-04-20_9efeea47eb46e973ac2767316bef34d7_cryptolocker
Files
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2024-04-20_9efeea47eb46e973ac2767316bef34d7_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