Static task
static1
Behavioral task
behavioral1
Sample
2024-03-08_77e148fa1cbd87b18c35b38d84894ee2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-08_77e148fa1cbd87b18c35b38d84894ee2_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-08_77e148fa1cbd87b18c35b38d84894ee2_cryptolocker
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Size
98KB
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MD5
77e148fa1cbd87b18c35b38d84894ee2
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SHA1
61b4d396c14bfa3cf3f61bb86a42487f6281c732
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SHA256
01ec7323865b4202653ae1e901b189f6679530eae471ad90e85e8b6887b8d84a
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SHA512
83433c36c529e94d43772fb62097df3acd3c08f39f204a0d6dfce8129886b5e01fd87ce41264ef7d5a9b52c2d44d029df4c9e9f071fb9233982463182be2efea
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRiWjzUNbn:i5nkFGMOtEvwDpjNbwQEIikgNb
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 2024-03-08_77e148fa1cbd87b18c35b38d84894ee2_cryptolocker
Files
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2024-03-08_77e148fa1cbd87b18c35b38d84894ee2_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