Static task
static1
Behavioral task
behavioral1
Sample
2024-04-22_1bec0d3010ea5719d097be5559e4251e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-22_1bec0d3010ea5719d097be5559e4251e_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-22_1bec0d3010ea5719d097be5559e4251e_cryptolocker
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Size
40KB
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MD5
1bec0d3010ea5719d097be5559e4251e
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SHA1
f01a854560a01bd52478d36b7481171207f85e6a
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SHA256
20f07cdc05944b832452c5cfdae3130da8e639b2bbb9304f7481b502d451d7f1
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SHA512
90d830b886efc30322da3970e2e7434be7fc540f8a6728257769923f2259d496d09bcd927bbbcd41db279fad32d31a8a62b7fe4280a389318f7b32c26e2de547
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsCx:i5nkFGMOtEvwDpjR+viHsY
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 2024-04-22_1bec0d3010ea5719d097be5559e4251e_cryptolocker
Files
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2024-04-22_1bec0d3010ea5719d097be5559e4251e_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