Static task
static1
Behavioral task
behavioral1
Sample
2024-05-12_b2e61095783fe861fc2b2bab56889bf8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-12_b2e61095783fe861fc2b2bab56889bf8_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-12_b2e61095783fe861fc2b2bab56889bf8_cryptolocker
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Size
42KB
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MD5
b2e61095783fe861fc2b2bab56889bf8
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SHA1
2d091de14f4ea6eca293e72e8354c9f239047d72
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SHA256
99352dda73fb8a24df2300cbe7a89e74367cf04cb3682f538665383a5c46ee4f
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SHA512
c5418a26c827e21d72317f1f9f5ed1f76114f8bf806d02cacf0e7e1ce406d51f431f2d60d2b183b34624d886f262a9bba8c71f455f8e659cb979f1df7c90a805
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SSDEEP
768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsZH:i5nkFGMOtEvwDpjR+viHsZ
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 2024-05-12_b2e61095783fe861fc2b2bab56889bf8_cryptolocker
Files
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2024-05-12_b2e61095783fe861fc2b2bab56889bf8_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